# Klaviyo

> Klaviyo is a marketing platform for ecommerce brands that syncs order, product, and browsing data out of a store (most often Shopify), stores it as a customer profile, and uses it to drive segmented email, SMS, and push campaigns plus automated flows such as abandoned cart and post-purchase, with reporting expressed as revenue attributed per flow rather than opens and clicks.

- Category: Email Service Providers (https://saastracker.org/categories/email-service-providers)
- Website: https://www.klaviyo.com
- Starting price: $0 (free up to 250 profiles), then roughly $30/mo at 1,000 active profiles
- Free plan: Up to 250 profiles, 500 emails per month, $5 of mobile messages per month, and 10,000 Composer credits, with email support limited to the first 60 days.
- Free trial: No fixed-length trial; the free tier up to 250 profiles is the evaluation path
- Founded: 2012, HQ: Boston, Massachusetts, United States, Ownership: Publicly traded on the NYSE under the ticker KVYO
- Profile last reviewed: 2026-08-22
- Canonical profile: https://saastracker.org/products/klaviyo

## Overview

Klaviyo was founded in Boston in 2012 by Andrew Bialecki and Ed Hallen, both formerly of Applied Predictive Technologies, on a premise that looked odd at the time: an email tool should be built on top of a customer database rather than a mailing list. Instead of importing a CSV of addresses, you connect a store and Klaviyo ingests every order, every product view, every checkout that was started and not finished, and keeps it on a profile you can then segment against. That decision is why Klaviyo reports in dollars. When a flow says it produced $18,400 last month, the platform is reading order events it already holds, not inferring from a click.

The ecommerce bet paid off spectacularly. Shopify put $100M into the company in August 2022 and named it the recommended email partner for Shopify Plus, and Klaviyo went public on the NYSE in September 2023 under the ticker KVYO, raising $576M at a $30 share price. Revenue reached roughly $1.234 billion in 2025 against a headcount of about 2,368. Shopify still holds around 11 percent. This is a large public company by any measure, but the self-serve motion never went away: you can sign up, connect a store, and be sending inside an hour without speaking to anyone, and the published pricing slider covers you well past the point most small businesses will ever reach.

The pricing meter is active profiles, and the detail that matters more than the headline number is which profiles count. Klaviyo bills on profiles that are still marketable, so a contact who unsubscribes, hard bounces, or files a spam complaint is suppressed and drops out of the billable count while staying in the account for historical reporting. That is the opposite of the classic ESP trap where dead weight keeps billing forever, and it makes Klaviyo cheaper than its reputation suggests for brands with churny lists. Each tier also carries a send allowance of roughly ten times the profile count, which is generous for a monthly newsletter and tight for a brand that emails daily.

Where Klaviyo gets expensive is scale and scope. The Email plan runs about $30 a month at 1,000 active profiles, roughly $150 at 10,000, and roughly $720 at 50,000, so the curve steepens hard past 10,000 and a 50,000-profile brand is paying more for Klaviyo than for most of its other software combined. Add SMS and the bill grows again. The company has also spread outward into a customer data platform, a reviews product, and service and AI tooling, each with its own line item, which is worth watching if you signed up for an email tool and want it to stay one.

## How it works

1. You connect your store. The Shopify integration is one click and backfills historical orders, and BigCommerce, WooCommerce, Wix, Squarespace, and Adobe Commerce have their own connectors. Klaviyo also drops a JavaScript snippet on the storefront so it can record browsing and add-to-cart events from anonymous visitors and stitch them to a profile once that person identifies themselves.

2. The result is a profile store rather than a list. Every customer record carries their order history, lifetime spend, products viewed, and predicted values such as expected date of next order and estimated lifetime value. Segments are live definitions against that data, so a segment of people who bought a specific product twice in the last six months and have not opened an email in thirty days recalculates itself continuously rather than being a snapshot you have to rebuild.

3. Sending splits into campaigns and flows. Campaigns are one-off sends to a segment. Flows are the automations, triggered by events (checkout started, order placed, price drop on a viewed product) or by segment membership, with time delays, conditional splits, A/B splits, and cross-channel steps that can drop from email to SMS or push inside the same sequence. Klaviyo ships prebuilt flow libraries for the standard ecommerce patterns so a new store is not starting from a blank canvas.

4. Reporting closes the loop. Because Klaviyo already holds the order events, it attributes revenue back to the campaign or flow that preceded the purchase, then benchmarks your rates against anonymized peers in your vertical. That attribution number is the reason ecommerce operators tolerate the price: it is the only line in the marketing stack most of them can defend to a finance person without an argument about models.

## Best for

Direct-to-consumer and ecommerce brands on Shopify, BigCommerce, or WooCommerce doing enough revenue that abandoned-cart and post-purchase flows pay for the subscription several times over, and who want segmentation driven by purchase behavior rather than by tags they maintain by hand.

## Not the right fit for

- Newsletter writers and creators with no store attached; you would be paying a premium for an ecommerce data model you never populate, and Kit, beehiiv, or Buttondown do that job better for a fraction of the money.
- B2B SaaS teams wanting lifecycle messaging off product events; Klaviyo can ingest custom events but the whole interface, benchmark set, and flow library assume a shopping cart, and a purpose-built lifecycle tool will fit far better.
- Anyone with a large list and small revenue, such as a media site with 50,000 subscribers monetized by ads; at roughly $720 a month you are paying ecommerce prices without ecommerce margins.
- Buyers who need a fixed, predictable bill; active profiles, SMS credits, and the newer data, service, and AI product lines each meter separately, and the invoice moves month to month.
- Teams with strict EU-only data residency mandates who want that guaranteed on a self-serve plan; Klaviyo is a US-headquartered public company and regional hosting is not a checkbox on the pricing page.

## Features

### Customer data and segmentation

The database underneath, which is what actually separates Klaviyo from a mailing-list tool.

- **Unified customer profiles**: One record per person holding order history, lifetime spend, product views, checkout attempts, and custom properties, built from the store sync rather than from a CSV upload.
- **Live recalculating segments**: Segments are stored definitions, not snapshots. Someone who places an order this afternoon enters or leaves the relevant segments immediately, without a rebuild step.
- **Onsite behavioral tracking**: A JavaScript snippet records browsing, product views, and add-to-cart events from anonymous visitors and attaches the history to a profile once that person identifies.
- **Predictive analytics**: Klaviyo derives expected date of next order, estimated customer lifetime value, and churn risk on profiles with enough order history, which turns into segments like customers about to lapse.
- **Custom events and properties**: Anything you can post to the API becomes a segmentable event, so subscription renewals, loyalty tiers, or offline purchases can drive sending alongside store data.
- **Suppression handling**: Unsubscribes, hard bounces, and spam complaints move to a suppressed state that keeps their history for reporting while removing them from sending and from the billable profile count.

### Flows and campaigns

Automation depth is the reason ecommerce teams stay after they outgrow a simple broadcast tool.

- **Visual flow builder**: Event triggers, segment triggers, date triggers, time delays, conditional splits on any profile or event property, and A/B splits inside a single automation canvas.
- **Prebuilt ecommerce flow library**: Abandoned cart, browse abandonment, welcome series, post-purchase, winback, price drop, and back-in-stock ship as templates so a new store is not designing from nothing.
- **Cross-channel steps**: A flow can send email, then SMS, then push from the same branch, with the channel choice conditioned on what the profile has consented to.
- **Campaign sends with smart send time**: One-off campaigns to any segment, with a smart send time option that spreads delivery across the window your audience historically opens in.
- **A/B testing**: Subject lines, content, and send times can be split-tested in campaigns, and flow emails support variant testing that keeps running rather than concluding after one send.
- **Back-in-stock and price drop triggers**: Product-level triggers fire off catalog changes rather than customer behavior, which is a category of automation most general ESPs simply cannot express.

### Content and capture

The editor and the signup surfaces, both competent rather than beautiful.

- **Drag and drop email editor**: Block-based editor with saved brand styles, reusable saved blocks, and a template library; adequate for most stores, less polished than MailerLite's or Kit's.
- **Dynamic product blocks**: Pull live products from the connected catalog into an email, including personalized recommendations based on that profile's browsing and purchase history.
- **Custom HTML templates**: You can upload and edit raw HTML with Klaviyo's templating syntax for conditional content, so an agency-built template is not blocked by the visual editor.
- **Signup forms and popups**: Native form builder covering popups, flyouts, and embedded forms with targeting rules and teasers, included rather than sold as an add-on.
- **Coupon and discount code generation**: Generates unique single-use codes against the connected store so a welcome flow does not have to reuse one shared code that leaks to coupon sites.

### Reporting and attribution

Where the price gets justified internally.

- **Revenue attribution per flow and campaign**: Klaviyo reads order events it already holds and attributes revenue back to the message that preceded the purchase, reported in dollars rather than in clicks.
- **Peer benchmarks**: Anonymized comparison of your open, click, and conversion rates against similar stores in your vertical and size band.
- **Custom reports and dashboards**: Build reports across profiles, events, and revenue, with saved dashboards for the metrics a given team watches.
- **Deliverability reporting**: Bounce, complaint, and engagement trends broken out so you can see reputation drifting before mailbox providers act on it.
- **Multichannel attribution**: Email, SMS, and push contributions are reported separately and together, which matters once a flow spans channels.

### Channels beyond email

The reason the bill grows after year one.

- **SMS and MMS**: Sold as an Email plus SMS plan with its own credit meter on top of the profile fee, including consent collection, keyword handling, and two-way replies in supported countries.
- **Mobile push**: Push notifications to a brand's own app, triggered from the same flows as email and SMS.
- **Reviews**: A product-reviews collection and display product that feeds review data back into segmentation, priced separately from the marketing plan.
- **Customer data platform and AI tooling**: Klaviyo now sells data, service, and AI product lines around the marketing core, each metered on its own; useful at scale, and a line-item creep risk for a small business that only wanted email.

### Developer surface and deliverability

Genuinely strong API, shared-IP sending by default.

- **Versioned REST API**: A dated, versioned REST API covering profiles, events, lists, segments, campaigns, flows, catalogs, and metrics, with a documented deprecation policy at developers.klaviyo.com.
- **Webhooks**: Outbound webhooks on account events, plus a webhook action inside flows so an automation step can call your own service.
- **Client SDKs and onsite JavaScript**: Server SDKs for Python, PHP, Ruby, and Node, mobile SDKs for push, and the klaviyo.js onsite library for identification and browsing events.
- **First-party MCP server**: Klaviyo publishes its own Model Context Protocol server exposing profiles, lists, campaigns, segments, events, flows, metrics, and reporting, so an AI assistant can query the account directly.
- **Shared sending infrastructure with reputation management**: Most accounts send from managed shared IP pools that Klaviyo segments by sender quality; dedicated IPs are available to high-volume senders on request rather than as a self-serve toggle.
- **List quality enforcement**: Klaviyo actively polices imports and complaint rates, requires that imported contacts have consent, and will restrict accounts whose bounce or complaint rates threaten the shared pools.

## Use cases

- **Shopify store owner doing $80k a month**: Traffic is bought and expensive, repeat purchase rate is unknown, and the only email being sent is a monthly newsletter from the store's built-in tool. Outcome: Abandoned cart, browse abandonment, welcome, and post-purchase flows go live in a week off the prebuilt library, and the revenue attribution report shows what those four flows contributed, which is usually the moment the subscription stops being questioned.
- **Consumables brand with a predictable reorder cycle**: Customers reorder every eight to ten weeks but nobody is prompting them, so a meaningful share simply forget and drift to a competitor. Outcome: The predicted date of next order becomes a flow trigger, so each customer receives a replenishment prompt timed to their own cycle rather than to a single blanket interval.
- **Marketing lead consolidating email and SMS**: Email runs in one tool and SMS in another, consent is tracked twice, and nobody can say whether the SMS is cannibalizing the email or adding to it. Outcome: Both channels run off one profile with one consent record inside a single flow, and the multichannel attribution report separates what each channel actually contributed.
- **Agency managing several DTC clients**: Each client needs the same flow architecture rebuilt, and reporting to clients means assembling numbers from a store dashboard and an email tool by hand. Outcome: Flow templates and the API let the agency stamp out a standard account structure per client, and the revenue attribution report becomes the monthly client deliverable with no manual assembly.

## Pricing

Self-serve tiers priced by active (marketable) profile count, with a monthly email send allowance of roughly ten times the profile count; SMS is sold as a higher Email plus SMS plan with its own message credits, and the newer data, service, and AI product lines meter separately.

- **Free**: $0 per month. Up to 250 profiles; 500 emails per month; $5 of mobile messages per month; Full flow builder and segmentation; Email support for the first 60 days only. Feature-complete rather than feature-limited; the ceiling is volume, which is the right shape for evaluating whether the flows earn money.
- **Email (1,000 profiles)**: Approximately $30 per month. Around 10,000 email sends per month; Unlimited flows, segments, and campaigns; Signup forms and popups included; Revenue attribution and benchmarks; Email and chat support. The entry paid band most small stores land on. Adding SMS moves you to the Email plus SMS plan for roughly $15 more at the same band.
- **Email (10,000 profiles)**: Approximately $150 per month. Around 100,000 email sends per month; Same feature set as lower bands; Predictive analytics active once order history is sufficient; Custom reporting and dashboards. Roughly $0.015 per profile per month, which is where Klaviyo still reads as reasonable against what the flows return.
- **Email (50,000 profiles)**: Approximately $720 per month. Around 500,000 email sends per month; Same feature set, higher support priority in practice; Dedicated IP available on request for high volume. The curve steepens sharply here. A 50,000-profile brand should model this against Omnisend and Brevo before renewing on autopilot.
- **Enterprise and additional product lines**: Quoted per year. Klaviyo Data Platform, Service, Customer Agent, and Composer sold separately; Professional services and onboarding; SSO and advanced administration. Not required for a small business; listed because the upsell path exists and the sales team will find you above a certain spend.

Add-ons:

- SMS credits (Bundled into the Email plus SMS plan, roughly $15 more per month at the entry band): Per-message rates vary by country and message type; overage buys additional credits.
- Dedicated IP (Not published): Paid accounts only and approved case by case. Klaviyo's documented threshold is sustained volume above roughly one million marketing emails a month plus healthy engagement and bounce rates, because a dedicated IP with too little volume harms deliverability rather than helping it.

Billing notes:

- The meter is active profiles, meaning contacts you can still legally and technically market to. Unsubscribed, hard-bounced, and complained profiles move to suppressed and drop out of the billable count while remaining visible for reporting, so Klaviyo avoids the classic ESP trap of billing forever for dead contacts.
- Modelled monthly bill on the Email plan: roughly $30 at 1,000 active profiles, roughly $150 at 10,000, and roughly $720 at 50,000. The jump from 10,000 to 50,000 is close to fivefold on a fivefold profile increase, so the per-profile rate stays flat rather than improving with scale.
- Each tier carries a send allowance of about ten times the profile count. A 10,000-profile account gets roughly 100,000 sends a month, which is fine for weekly sending and tight if you mail daily; exceeding it means moving up a band.
- Klaviyo's self-serve plans are billed monthly and the pricing slider does not advertise an annual discount, which is unusual in this category and removes the standard two-months-free lever.
- Deleting profiles is the only way to reduce a bill that suppression does not already handle, and deleting destroys the profile's history. Archiving to lower a bill is not the clean escape hatch it is on some competitors.
- SMS, reviews, and the data and service product lines are separate meters. The email subscription is the floor, not the total, once you adopt more than one Klaviyo product.

Value assessment: For a store with real order volume, Klaviyo at 1,000 or 10,000 profiles is straightforwardly good value, because the four standard flows typically return several multiples of the subscription and the attribution report proves it in a currency the founder already thinks in. The suppression policy is a genuine and underrated saving, since you are not paying rent on people who left. Value collapses in two situations: a large list without commerce revenue behind it, where $720 a month at 50,000 profiles buys reporting you cannot monetize, and a business that lets the SMS, reviews, and data product lines accumulate until the email tool costs enterprise money. Judged strictly as ecommerce email, it is expensive and worth it; judged as a general-purpose ESP, it is the wrong shape at the wrong price.

## Strengths

- The data model is the real product: live segments over order history, browsing behavior, and predicted values give you targeting no tag-based ESP can express.
- Revenue attribution per flow and campaign is credible because Klaviyo already holds the order events, which makes the subscription defensible to whoever signs off on spend.
- Suppressed profiles stop counting toward the bill, so unsubscribes and bounces reduce cost rather than becoming permanent dead weight.
- Prebuilt ecommerce flows mean a new store can have abandoned cart, welcome, browse abandonment, and post-purchase live in days rather than designing automation from a blank canvas.
- One of the strongest developer surfaces in the category: a properly versioned REST API with a published deprecation policy, webhooks, a flow webhook action, and mobile SDKs.
- Fully self-serve up to substantial scale, with published pricing and no sales call required, despite being a $1.2 billion revenue public company.
- Deep, one-click Shopify integration with historical backfill, plus a $100M Shopify investment and Plus partner status behind it.

## Limitations

- Expensive at scale. Roughly $720 a month at 50,000 profiles is several times what Brevo, Omnisend, or MailerLite charge for comparable list sizes, and the per-profile rate does not improve as you grow.
- The send allowance of about ten times your profile count constrains high-frequency senders, so a daily-mailing brand can be forced into a higher band by volume rather than by list growth.
- No advertised annual discount on self-serve plans, removing a lever that almost every competitor offers.
- The email editor is functional rather than delightful; teams coming from MailerLite or Kit usually find it a step down aesthetically.
- Product-line sprawl into data, service, reviews, and AI creates a real upsell surface and makes the total bill harder to predict than the pricing slider suggests.
- Everything from the interface to the benchmark set to the flow library assumes a shopping cart, so non-commerce use cases are supported but never at home.
- No self-serve dedicated IP and no advertised regional data residency, both of which can be blockers for specific buyers.

## Comparisons

- **Klaviyo vs Omnisend**: Both are ecommerce-first with prebuilt cart and post-purchase flows, but Omnisend's Pro plan bundles unlimited email sends and free SMS credits at a fraction of Klaviyo's price at the same list size. Klaviyo wins on data model depth, predictive analytics, API quality, and segmentation power. Take Omnisend if you want the standard ecommerce flows working cheaply and quickly; take Klaviyo when segmentation sophistication and attribution reporting are what you are actually buying.
- **Klaviyo vs Mailchimp**: Mailchimp is a general-purpose small-business marketing suite that added ecommerce features; Klaviyo is an ecommerce database that sends email. Mailchimp bills only marketing contacts and lets you archive to cut cost, and it is the safer choice for a service business, a restaurant, or a nonprofit. Klaviyo is the better tool the moment your revenue comes from a cart, because its segmentation and attribution operate on order data Mailchimp only partially sees.
- **Klaviyo vs ActiveCampaign**: ActiveCampaign has the deeper general-purpose automation builder and a real CRM with deal pipelines, which makes it the better fit for a business with a sales process. Klaviyo has the deeper commerce data model and the revenue attribution that comes with it. Choose ActiveCampaign if humans close your deals; choose Klaviyo if a checkout does.
- **Klaviyo vs Brevo**: Brevo bills by emails sent and treats contacts as free, so a large mostly-idle list costs nothing to store, and it offers EU data residency Klaviyo does not advertise. Klaviyo bills by active profile and gives you far more sophisticated behavioral targeting. Pick Brevo for cost control on a big list with modest send frequency or for EU hosting requirements; pick Klaviyo when the segmentation is the point.
- **Klaviyo vs MailerLite**: MailerLite costs a small fraction of Klaviyo at every band and has a nicer editor, but it has nothing comparable to profile-level order history, predictive analytics, or revenue attribution. If your store is small enough that a monthly newsletter plus a basic welcome sequence is the whole plan, MailerLite is the sane spend. Once flows are a revenue line you forecast, Klaviyo is the upgrade.

## Implementation

- Setup time: An afternoon for a Shopify store to be sending. The store connector installs in one click and backfills order history, the onsite snippet goes on automatically, and the prebuilt flows can be turned on with default content the same day. Getting the flows genuinely good, with branded templates and considered branching, is a two to four week project.
- Learning curve: Moderate and front-loaded. The flow builder and campaign sending are approachable, but segment logic over event properties is where people get stuck, because it asks you to think in terms of events and their metadata rather than in terms of lists. Anyone who has only used tag-based ESPs will need a week to stop fighting the model.
- Onboarding: Entirely self-serve, including account creation, store connection, and payment. Klaviyo sells professional services and has a large partner agency ecosystem, and most brands past a certain size end up using one, but nothing about the product requires it.
- Migration: Importing contacts is straightforward via CSV or API, and Klaviyo does not require you to re-confirm an imported list, but it does require that you attest the contacts consented and it monitors early bounce and complaint rates closely on new accounts. Historical campaign performance from your previous ESP does not come across, so attribution baselines start over. Order history, by contrast, backfills from the store connector, which means segmentation works properly from day one rather than after months of accumulation.

## Platform, API & security

- Platforms: Web application, iOS and Android apps for reporting, Mobile SDKs for push, Onsite JavaScript library
- API: Versioned, dated REST API at developers.klaviyo.com covering profiles, events, lists, segments, campaigns, flows, catalogs, metrics, and templates, with a published versioning and deprecation policy, outbound webhooks, a webhook action inside flows, server SDKs, and mobile SDKs for push.
- Compliance: SOC 2, GDPR with a data processing agreement, CCPA
- Data residency: US-headquartered public company; regional data residency is not offered as a self-serve option on published plans.
- SSO: Single sign-on is available on higher and enterprise arrangements rather than on entry self-serve tiers.
- Security notes: Encryption in transit and at rest, role-based account permissions, and two-factor authentication. Klaviyo actively manages shared IP pools by sender quality and will restrict accounts whose complaint or bounce rates threaten pool reputation, which is protective of good senders and unforgiving of purchased lists.

## Support

- Channels: Email support (limited to the first 60 days on the free plan), Live chat on paid plans, Phone and priority support at higher spend levels, Klaviyo partner agency network
- Documentation: Extensive help center at help.klaviyo.com plus a separate developer portal at developers.klaviyo.com, along with Klaviyo Academy courses and certifications.
- Community: Active community forum at community.klaviyo.com and a large third-party ecosystem of agencies, consultants, and template shops.

## Company

- Founded: 2012
- Founders: Andrew Bialecki, Ed Hallen
- Headquarters: Boston, Massachusetts, United States
- Ownership: Publicly traded on the NYSE under the ticker KVYO
- Employees: Approximately 2,368 (2025)
- Funding: Venture-backed before going public, including a $100M strategic investment from Shopify in August 2022, followed by a September 2023 IPO that raised $576M at a $30 share price. Reported revenue of approximately $1.234 billion in 2025. Shopify retains roughly 11 percent.

Funding history:

- Growth rounds (2019): Led by Summit Partners. Summit Partners became the largest outside holder ahead of the IPO.
- Strategic investment (2022): $100M. From Shopify, alongside becoming the recommended email solution partner for Shopify Plus.
- IPO (2023): $576M raised. Listed on the NYSE as KVYO in September at a $30 share price.

Timeline:

- 2012: Founded in Boston by Andrew Bialecki and Ed Hallen on the premise that email marketing should sit on top of a customer database rather than a mailing list.
- 2019: Summit Partners leads growth investment as the Shopify ecosystem turns Klaviyo into the default email choice for direct-to-consumer brands.
- 2022: Shopify invests $100M and names Klaviyo the recommended email solution partner for Shopify Plus, cementing the platform relationship.
- 2023: Goes public on the NYSE in September under the ticker KVYO, raising $576M at $30 per share.
- 2024: Expands beyond marketing into a customer data platform and a reviews product, repositioning from ESP toward a broader customer platform.
- 2025: Reports revenue of roughly $1.234 billion with about 2,368 employees, and pushes further into service and AI product lines sold alongside the marketing plan.

## Integrations

Shopify and Shopify Plus (one-click, with historical backfill), BigCommerce, WooCommerce, Wix, Squarespace, Adobe Commerce (Magento), Recharge and other subscription billing tools, Gorgias and Zendesk, Meta and Google advertising audience sync, Yotpo and other reviews platforms, Zapier and Make, Segment and other CDPs

## FAQ

### What is Klaviyo?

Klaviyo is a marketing platform for ecommerce brands. It connects to your store, ingests every order, product view, and abandoned checkout, stores that on a customer profile, and uses it to drive segmented email, SMS, and push campaigns plus automated flows. Its distinguishing feature is that reporting is expressed as revenue attributed to each flow and campaign, because the platform already holds the order events.

### How much does Klaviyo cost at 1,000, 10,000, and 50,000 contacts?

On the Email plan, roughly $30 a month at 1,000 active profiles, roughly $150 at 10,000, and roughly $720 at 50,000. There is a free tier up to 250 profiles with 500 emails a month. Adding SMS moves you to a higher Email plus SMS plan with its own message credits. Self-serve plans are billed monthly and the pricing slider does not advertise an annual discount.

### Do unsubscribed contacts still count toward the Klaviyo bill?

No, and this is one of the better things about Klaviyo's pricing. The meter is active profiles, meaning people you can still market to. When someone unsubscribes, hard bounces, or files a spam complaint, they move to a suppressed state, drop out of the billable count, and stay in the account for historical reporting. You are not paying rent on dead contacts the way you can be elsewhere.

### Are there limits on how many emails Klaviyo lets me send?

Yes. Each profile band carries a monthly send allowance of roughly ten times the profile count, so a 10,000-profile account gets about 100,000 sends a month. That is comfortable for weekly sending and tight for daily sending. Exceeding the allowance means moving to a higher band, so send frequency and not just list size can drive your bill.

### Is Klaviyo worth it if I do not run an ecommerce store?

Usually not. The data model, the flow library, the benchmarks, and the reporting all assume a shopping cart. You can push custom events through the API and make it work for a SaaS product or a media business, but you will be paying ecommerce prices for a database you only partly populate. Newsletter operators are better served by Kit, beehiiv, or Buttondown, and lifecycle messaging for software is a different category of tool.

### Do I get a dedicated IP address with Klaviyo?

Not by default. Most accounts send from managed shared IP pools that Klaviyo segments by sender quality, which is generally better for small and mid-size senders than an under-warmed dedicated IP would be. Dedicated IPs are available to high-volume senders on request rather than as a self-serve toggle, and Klaviyo assesses your volume and reputation before granting one.

### How hard is it to migrate a list into Klaviyo?

The contact import itself is easy, by CSV or API, and Klaviyo does not force you to re-confirm an imported list. You do have to attest that the contacts consented, and Klaviyo watches early bounce and complaint rates on new accounts closely because bad imports damage its shared pools. The genuinely useful part is that order history backfills from the store connector, so segmentation works properly from day one instead of after months of data accumulation.

### How does Klaviyo compare to Mailchimp?

Mailchimp is a general-purpose small-business marketing suite that added ecommerce features; Klaviyo is an ecommerce customer database that sends email. If you run a service business, a nonprofit, or a restaurant, Mailchimp fits better and costs less. If your revenue comes through a checkout, Klaviyo's segmentation over order history and its revenue attribution are a different class of tool and generally worth the premium.

### Who owns Klaviyo and is the company stable?

Klaviyo is a publicly traded company on the NYSE under the ticker KVYO, having gone public in September 2023 with a $576M raise. It reported revenue of roughly $1.234 billion in 2025 with about 2,368 employees. Co-founders Andrew Bialecki and Ed Hallen retain large stakes, Summit Partners is a major holder, and Shopify holds roughly 11 percent following its $100M investment in 2022.

### What is the catch with Klaviyo's pricing?

Two things. First, the per-profile rate does not improve as you grow, so the bill scales close to linearly and a 50,000-profile account is paying real money. Second, Klaviyo has expanded into a customer data platform, reviews, service, and AI products, each on its own meter, so the email subscription is a floor rather than a total. Small businesses should decide deliberately which product lines they are buying rather than accumulating them.

## Editorial verdict

Klaviyo is the correct default for an ecommerce brand with enough order volume that automated flows are a revenue line rather than a nice-to-have. The customer database underneath, the live segmentation over purchase and browsing behavior, and the revenue attribution that makes the spend defensible are genuinely a class above what general-purpose ESPs offer, and billing only for marketable profiles is a fairer meter than most of the category uses. The costs are real: no annual discount, a send allowance tied to list size, a per-profile rate that never improves with scale, and a growing set of adjacent products that each want their own line on the invoice. Buy it if a checkout produces your revenue and you intend to run serious flows. Do not buy it for a newsletter, a service business, or a big list with thin margins, where you will pay ecommerce prices for reporting you cannot cash.

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Source: SaaSTracker (https://saastracker.org), an independent editorial project. This profile is compiled from public information, carries no peer reviews or paid placement, and was last reviewed 2026-08-22. Awards are judged on published criteria: https://saastracker.org/methodology