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PostPilot

Momentum

Direct mail for Shopify brands, with the design work and the audience matching done for you

PostPilot is a direct mail platform built specifically for ecommerce and direct-to-consumer brands, sending personalized postcards and catalogs triggered by Shopify and Klaviyo data across acquisition, retargeting, and retention campaigns, with in-house design and strategy included, printing at its own facilities in South Carolina, Arizona, and London, and cards from 68 cents on a $99 monthly plan with no minimum order.

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Overview

PostPilot exists because Drew Sanocki and Michael Epstein spent years running ecommerce operations and concluded that the highest-return channel available to a direct-to-consumer brand was the one everybody had written off. They founded the company in 2018, built it around Shopify, and turned it into the default direct mail vendor for the DTC world. In 2024 it took a strategic investment from Summit Partners with the founders of Klaviyo participating personally, which is about as pointed an endorsement of the ecommerce-native positioning as the market can produce.

The product's defining choice is that it is not a self-serve print API. Every plan includes in-house design and strategy work, meaning PostPilot's own team produces your creative rather than handing you an editor. For an ecommerce operator with no designer, that removes the step where most direct mail programmes die. The tradeoff is that you are buying a managed service with software attached, not infrastructure, and the pricing reflects that: a $99 a month Growth plan or a $499 a month Pro plan, on top of per-piece costs funded from a prepaid credit card balance.

The targeting layer is where PostPilot pulls away from generic mail platforms. SiteMatch identifies anonymous website visitors and mails them. MailMatch converts an email list into mailable addresses. CartMatch targets abandoned carts. AcquisitionAI builds lookalike prospect audiences from your customer file for cold acquisition. None of these are things a print vendor can do, and all of them depend on the platform having direct access to Shopify and Klaviyo data, which is why the company holds Premier Tech Partner status with Klaviyo.

Unit economics are competitive without being the cheapest. A 4x6 postcard starts at 68 cents on Growth and drops to as low as 62 cents on Pro, printing and postage included, with genuinely no minimum: the company states you can send one card or a million. Printing happens at PostPilot's own facilities in South Carolina, Arizona, and London rather than through a brokered network, which is the operational reason it can hold both cost and turnaround. There is also a free plan, but it is platform access and analytics only and does not send mail, so treat it as a demo rather than a starting tier.

Best for

Shopify and direct-to-consumer brands doing enough volume to justify a $99 or $499 monthly platform fee, especially those with no in-house designer, who want retargeting and win-back mail triggered by real store data with the creative handled for them.

Not the right fit for

  • B2B companies. The entire product is shaped around consumer ecommerce data, Shopify order history, and household-level targeting, and a B2B lifecycle programme fits it badly.
  • Anyone shopping for corporate gifting. There is no catalog of gifts, no recipient choice, no gift cards, and no way to send anything that is not printed matter.
  • Businesses not on Shopify. Other channels are supported, but the product's gravity, integrations, and best features all assume a Shopify store, and running it without one gives up most of the advantage.
  • Developer-led teams who want mail as raw infrastructure. PostPilot is a managed service with a platform attached, and you cannot strip out the design and strategy layer you are paying for.
  • Very low-volume senders. There is no minimum order, but a $99 monthly fee against a few hundred cards a month makes the effective cost per piece far worse than a free-tier competitor.

How it works

  1. 1

    You connect Shopify and, usually, Klaviyo. That connection is the whole foundation: order history, customer lifetime value, cart events, and email engagement all become targeting inputs rather than a CSV you have to assemble.

  2. 2

    You pick a campaign type from the three families. Acquisition uses AcquisitionAI lookalikes, catalogs, and retail partnerships to reach people who have never bought from you. Retargeting uses SiteMatch, MailMatch, and CartMatch to reach people who engaged but did not convert. Retention covers win-back, replenishment reminders, and VIP programmes for existing customers.

  3. 3

    PostPilot's in-house design team produces the creative. This is included rather than an add-on, and it is the step that distinguishes the service from every editor-based competitor. Strategy input comes from an account manager who has seen the same campaign run at other brands.

  4. 4

    You fund a balance by credit card. Per-piece charges are deducted as cards are sent, on top of the monthly plan fee, which means mail spend and software spend are separate lines and a quiet month costs you only the subscription.

  5. 5

    Cards print at PostPilot's own facilities and enter the mail stream. Real-time analytics report performance, and because the platform sits on your Shopify data it can attribute orders back to mailed cohorts rather than asking you to reconcile a coupon code by hand.

Feature breakdown

23 features in 5 modules

Acquisition campaigns

Reaching people who have never bought from you, which is the hardest thing direct mail is asked to do.
AcquisitionAI lookalike engine
Builds prospect audiences modelled on your existing customer file rather than on rented demographic lists, which is the difference between prospecting mail that works and prospecting mail that funds the post office.
Catalogs
Multi-page printed catalogs as a format, not just postcards, which is the piece that consistently outperforms for considered-purchase and gift-heavy categories.
Retail partnership mailings
Co-ordinated sends tied to retail distribution, so a brand moving into physical retail can drive traffic to the shelf rather than only to its own site.
Full-funnel targeting
Acquisition, retargeting, and retention run inside one platform against the same customer data, so a person does not receive a cold prospecting card the week after they ordered.

Retargeting and identity matching

The proprietary matching layer, and the reason a print vendor cannot replicate this product.
SiteMatch
Identifies anonymous website visitors and mails them a card, turning traffic you were never going to convert or even email into a reachable audience.
MailMatch
Converts an email list into mailable postal addresses, which is how a brand with a large dormant email file reaches the portion that stopped opening years ago.
CartMatch
Targets abandoned carts with physical mail, catching the shoppers who ignored the three abandonment emails they already received.
Klaviyo-triggered sends
As a Klaviyo Premier Tech Partner, PostPilot can fire mail from the same flows that drive email, so the physical touch is sequenced against the digital one rather than running in parallel.
Shopify event triggers
Order, refund, subscription, and lifecycle events from the store fire campaigns directly, with no CSV export and no scheduled batch.

Retention and lifecycle

The campaign types most brands actually get their return from.
Win-back campaigns
Triggered when a customer crosses a days-since-order threshold, aimed at the lapsed cohort that no longer opens email.
Replenishment reminders
Timed to product consumption cycles for consumables, which is the highest-converting mail a subscription-adjacent brand can send.
VIP programmes
Higher-value pieces reserved for top customers by lifetime value, where the unit economics justify a nicer format.
Subscription and multi-channel support
Covers merchants selling across direct-to-consumer, Amazon, and retail rather than assuming a single Shopify storefront is the whole business.

Creative and fulfilment

The managed-service half, which is included rather than sold as an add-on.
In-house design team
PostPilot's own designers produce your creative on every plan. For a brand without a designer this removes the single most common reason a mail programme never launches.
Veteran account management
Named account managers with ecommerce backgrounds, included rather than reserved for enterprise contracts, which is where the strategy input actually comes from.
Owned print facilities
Plants in South Carolina, Arizona, and London rather than a brokered printer network, which is why turnaround and quality are consistent across runs.
UK printing for international sends
The London facility means a US brand mailing UK customers prints locally rather than paying international postage on every piece.
No minimum order quantity
The company states you can send a single individually personalized card or a million, so a test does not require committing to a print run.
Personalized variable data on every card
Names, products, offers, and imagery change per recipient off the Shopify record, so a card can reference the specific item somebody abandoned.

Analytics and attribution

Attribution that works because the platform can see the orders.
Real-time campaign analytics
Performance reporting as mail lands and orders arrive, rather than a report assembled weeks later from two disconnected systems.
Order-level attribution through Shopify
Because PostPilot reads store data directly, it matches orders to mailed cohorts without relying on a coupon code that gets shared on a deals forum.
Holdout testing
Control groups are the only honest way to measure incremental lift from mail, and the platform supports running them rather than reporting gross attributed revenue.
Free analytics plan
The $0 tier gives platform access and analytics without sending, so you can see what the tool would tell you before committing to a subscription.

Use cases

4 documented

Shopify DTC brand with a large dormant email list

Two hundred thousand email subscribers, of whom perhaps a fifth still open anything, and no channel that reaches the rest.

MailMatch converts the dormant segment into mailable addresses and a win-back postcard goes out at 68 cents a piece, with order attribution running through the Shopify connection so the incremental revenue is measured rather than assumed.

Consumables brand with a predictable reorder cycle

Customers run out at roughly ninety days and a meaningful share simply forget to reorder, with email reminders getting steadily less effective.

A replenishment campaign triggers on days since last order, the in-house design team produces the card, and the physical reminder lands in a channel with no inbox competition at all.

DTC founder with no designer

The team is convinced direct mail would work but nobody can produce print-ready creative, and hiring a freelance designer for a test that might fail is hard to justify.

Design is included in the $99 Growth plan, so the creative barrier disappears entirely and the only real cost of the test is 68 cents a card with no minimum quantity.

Ecommerce brand with high traffic and low conversion

Most site visitors are anonymous, never give an email address, and are unreachable by any owned channel once they leave.

SiteMatch identifies a portion of that anonymous traffic and mails them, which is a retargeting surface that simply does not exist elsewhere, and CartMatch covers the abandoned carts that ignored the email sequence.

Pricing

from $99 per month (or $82.50 billed annually) with 4x6 cards from 68 cents

Monthly subscription plus per-piece mail costs deducted from a prepaid credit card balance. The plan fee buys lower per-piece rates plus the design, strategy, and account management layer. Annual billing saves 16 percent.

PlanPriceIncludes
Free$0
per month
  • Full platform access
  • Analytics and reporting
  • No mail sending
  • No commitment

Useful for seeing what the platform would report on your store data before paying. Do not mistake it for a way to send cards.

Growth$99
per month, or $82.50 billed annually
  • 4x6 postcards from 68 cents including printing and postage
  • In-house design and strategy included
  • Shopify and Klaviyo integrations
  • Retargeting and retention campaign types
  • No minimum order quantity

The realistic entry point. Annual billing saves 16 percent, which is two months free.

Pro$499
per month, or $419 billed annually
  • 4x6 postcards as low as 62 cents
  • Full acquisition suite including AcquisitionAI
  • Priority design and account management
  • Advanced campaign management

The 6 cent per-piece saving against Growth needs roughly 6,700 additional cards a month to justify the $400 step up on unit cost alone, so this tier is bought for the acquisition features, not the discount.

EnterpriseCustom
quoted
  • High-volume per-piece rates
  • Custom solutions and integrations
  • Dedicated team
  • Retail and multi-channel programmes

Add-ons

  • Prepaid mail balance (Funded by credit card): Per-piece charges are deducted from a balance you top up, separate from the subscription. Cash sits with the vendor between sends, which is a working-capital consideration at volume.
  • Catalogs and premium formats (Quoted by format): Multi-page catalogs cost materially more per piece than a 4x6 card and are priced per specification rather than from a public rate card.

Billing notes

  • Card prices from 68 cents on Growth and 62 cents on Pro include printing and postage, so the quoted number is close to your true per-piece cost for a standard 4x6.
  • The subscription and the mail are separately funded. Mail comes out of a prepaid balance you top up by card, so unspent balance sits with PostPilot rather than in your account.
  • Annual billing saves 16 percent on the plan fee, described as two months free, which is worth taking once you have proven the channel but not before.
  • There is genuinely no minimum order, so a test can be a few hundred cards. The economics of that test are still dominated by the $99 monthly fee rather than the mail.
  • Catalog and non-standard formats are priced by specification rather than published, so any programme built on catalogs needs a quote before it can be modelled.

Value assessment: PostPilot is not competing on unit cost and should not be judged there. At 68 cents a card it is roughly in line with Poplar's free tier and cheaper than Postalytics, but the $99 or $499 monthly fee means a low-volume sender pays a much worse effective rate than either. What you are actually buying is the two things ecommerce brands cannot easily supply themselves: creative, which is included on every plan rather than sold as an add-on, and the identity matching that turns anonymous site traffic and dead email addresses into mailable households. If you are a Shopify brand mailing five thousand cards a month, the $99 plan works out at about 70 cents all in and the design team alone is worth more than the fee. If you are mailing five hundred, you are paying about 88 cents a card for software you barely use, and a free-tier competitor is the better answer.

Strengths & limitations

Strengths

  • The identity matching suite is genuinely proprietary. SiteMatch, MailMatch, and CartMatch reach anonymous visitors, dormant email subscribers, and abandoned carts through a channel no other vendor in this category opens.
  • In-house design and strategy are included on every plan, which eliminates the creative bottleneck that kills most first direct mail programmes at small brands.
  • Owned print facilities in South Carolina, Arizona, and London rather than a brokered network, giving consistent quality and a genuine UK printing path for international sends.
  • Deep Shopify and Klaviyo integration with Premier Tech Partner status at Klaviyo, so mail sequences alongside email flows rather than running as a disconnected campaign.
  • Order-level attribution through the Shopify connection, plus holdout testing, which means incremental lift can be measured honestly instead of inferred from coupon redemptions.
  • No minimum order quantity at all, so a brand can test with a few hundred cards rather than committing to a print run.
  • Backed by a $24.5 million strategic investment from Summit Partners with the Klaviyo founders participating personally, which is meaningful validation from people who know the ecommerce stack.

Limitations

  • The monthly platform fee makes low-volume sending expensive on an effective per-piece basis, and the free plan cannot send mail at all, so there is no genuinely cheap way to test.
  • Almost entirely ecommerce-shaped. A B2B business, a services firm, or a nonprofit will find the targeting model, the campaign types, and the integrations all aimed at somebody else.
  • You cannot decouple the managed service from the software. The design and account management layer is baked into the price whether or not you have your own designer.
  • Catalog and premium format pricing is not published, so any programme beyond a standard postcard cannot be modelled without contacting the company.
  • Mail spend runs through a prepaid balance rather than being billed in arrears, which means working capital sits with the vendor.
  • The identity matching features that make the product distinctive raise consumer privacy questions that a brand should be comfortable answering before mailing anonymous website visitors.

Head-to-head comparisons

4 alternatives

PostPilot vs Lob

from $0 per month with postcards at $0.905 each

Lob is print and mail infrastructure with an API, a free developer plan, and postcards from $0.615 at volume, with no design help and no audience targeting whatsoever. PostPilot costs $99 a month minimum and gives you creative, ecommerce identity matching, and Shopify attribution. A developer building mail into a product takes Lob; a Shopify brand that wants campaigns running next week takes PostPilot.

Full PostPilot vs Lob comparison

PostPilot vs Postalytics

from $0 per month with 6x9 Standard Class postcards at $1.048 each

Postalytics has a fully functional free plan with triggers and pURLs, works for B2B lifecycle mail, and lets you design your own pieces in an editor. PostPilot is more expensive to start, useless for B2B, and far better at consumer ecommerce because of Shopify data access and included design. B2B and budget-constrained testers should pick Postalytics; DTC brands should pick PostPilot.

Full PostPilot vs Postalytics comparison

PostPilot vs Poplar

from $0 per month with 4x6 postcards at 73 cents each

Poplar is the closer competitor: programmatic consumer direct mail, ecommerce integrations, and 4x6 cards at $0.73 free or $0.55 on a $499 Pro plan, which undercuts PostPilot on unit cost. PostPilot answers with SiteMatch, MailMatch, CartMatch, AcquisitionAI, and included design. Take Poplar if you have creative and want the lowest rate; take PostPilot if you need the audience built and the card designed for you.

Full PostPilot vs Poplar comparison

PostPilot vs Stannp

from $0 per month, with a colour letter at $0.99 including postage

Stannp is a self-serve mail platform with published volume rate tables from a $0 plan and UK, US, and Canadian printing, but no ecommerce identity matching and no design service. PostPilot is a managed ecommerce growth channel with a subscription floor. A brand that just wants cheap cards mailed should use Stannp; a brand that wants a direct mail programme run for it should use PostPilot.

Full PostPilot vs Stannp comparison

Implementation & onboarding

Setup time
A week to a first live campaign, and the constraint is creative rather than technical. Connecting Shopify and Klaviyo takes minutes; waiting for the design team to produce and iterate on a card is the real timeline.
Learning curve
Low on the operator side, because the account manager and design team absorb most of the specialist knowledge. The concepts worth learning yourself are holdout testing and how to read incremental lift, since gross attributed revenue will always flatter a mail campaign.
Onboarding
Self-serve signup at the app with no mandatory sales call on Growth or Pro, followed by a managed creative and strategy process. Enterprise runs through a demo call.
Migration notes
Coming from a print vendor, the assets you have are usually unusable because PostPilot's team redesigns from scratch, so treat existing creative as reference rather than input. Coming from another mail platform, the campaign logic does not transfer but the Shopify connection rebuilds the audience data from source, so list migration is largely unnecessary.

Platform, API & security

Platforms
Web applicationShopify appKlaviyo integrationMulti-channel support for Amazon and retail
API
The platform is integration-led rather than API-led. Shopify and Klaviyo connections carry the triggering and data flow; custom integrations are handled at the Enterprise tier.
Compliance
USPS mail standardsUK postal standards via the London facility
Data residency
Printing facilities in South Carolina, Arizona, and London. US customer data flows through the US operation; UK sends print locally.
SSO
Not published as a self-serve feature.
Security notes
The platform reads Shopify order and customer data directly, and the identity matching features resolve anonymous web traffic to postal addresses. Brands should confirm their own privacy policy covers that use before enabling SiteMatch.

Support & resources

Channels
Named account management on all paid plansIn-house design teamStrategy consultationEmail support
Documentation
Help documentation plus an unusually substantial content operation, including the Nerd Marketing blog and podcast run by the founders, which is where most of the strategic guidance actually lives.
Community
Strong presence in DTC and Shopify operator communities; no formal user forum.

Company

Founded
2018
Headquarters
United States, with printing facilities in South Carolina, Arizona, and London
Ownership
Venture and growth-equity backed
Founders
Drew Sanocki, Michael Epstein
Employees
Not disclosed
Funding
$24.5 million raised in a single strategic round led by Summit Partners, with participation from Klaviyo founders Andrew Bialecki and Ed Hallen.

Funding history

RoundAmountYearNotes
Strategic investment$24.5M2024Led by Summit Partners with Klaviyo founders Andrew Bialecki and Ed Hallen participating; funds directed at hiring, international expansion, and the targeting and execution technology.

Timeline

  1. 2018Drew Sanocki and Michael Epstein found PostPilot, applying their ecommerce operating background to direct mail for Shopify brands.
  2. 2021The Shopify and Klaviyo integrations establish PostPilot as the DTC-native direct mail vendor, with retargeting products built on store and email data.
  3. 2023SiteMatch, MailMatch, and CartMatch mature into the identity matching suite that becomes the platform's main technical differentiator.
  4. 2024Raises a $24.5 million strategic investment from Summit Partners with the Klaviyo founders participating, funding hiring and international expansion.
  5. 2025Opens the London printing facility alongside South Carolina and Arizona, giving UK brands and UK-bound sends a local print path.
  6. 2026AcquisitionAI lookalike prospecting rounds out full-funnel coverage, with cards from 68 cents on the $99 Growth plan and 62 cents on Pro.

Integrations

  • Shopify
  • Klaviyo (Premier Tech Partner)
  • Amazon and retail multi-channel support
  • Ecommerce and marketing stack connections
  • Custom integrations on Enterprise

Frequently asked questions

11 questions

What is PostPilot?

PostPilot is a direct mail platform built for ecommerce and direct-to-consumer brands. It sends personalized postcards and catalogs triggered by Shopify and Klaviyo data, covering acquisition, retargeting, and retention, with creative produced by PostPilot's in-house design team and printing done at the company's own facilities in South Carolina, Arizona, and London.

How much does PostPilot cost?

The Growth plan is $99 a month, or $82.50 billed annually, with 4x6 cards from 68 cents including printing and postage. Pro is $499 a month, or $419 annually, with cards as low as 62 cents. There is a $0 plan that gives platform access and analytics but cannot send mail. Enterprise is quoted. Mail costs are funded from a prepaid credit card balance separate from the subscription.

What does one postcard actually cost, all in?

On Growth, a 4x6 card is 68 cents covering printing and postage, plus the $99 monthly fee amortized across your volume. At 5,000 cards a month that is about 70 cents a card all in. At 500 cards a month it is about 88 cents, which is worse than several free-tier competitors. The plan fee is the whole story at low volume, and design being included is what justifies it.

How does that compare with sending a $25 gift?

A $25 gift through a gifting platform typically lands somewhere around $32 to $40 delivered once shipping and platform markup are added, which is roughly 45 to 55 PostPilot cards. PostPilot does not send gifts at all. The comparison is only useful as a budgeting sanity check: mail is a scale channel, gifting is a one-to-one relationship channel, and they come out of different budgets.

Is there a platform fee or do I pay purely per piece?

There is a platform fee and it is unavoidable if you want to send anything. The free tier cannot mail. So you pay $99 or $499 a month plus per-piece costs from a prepaid balance. That is the main structural difference from Lob, PostGrid, Poplar, and Postalytics, all of which let you send on a free plan at a higher unit rate.

What are SiteMatch, MailMatch, and CartMatch?

They are PostPilot's identity matching products. SiteMatch identifies anonymous website visitors so you can mail them a card. MailMatch converts an email list into mailable postal addresses, which is how brands reach subscribers who stopped opening. CartMatch targets abandoned carts. These are the features no print vendor can replicate, and they are the main reason ecommerce brands choose PostPilot over a cheaper platform.

How does PostPilot handle bad addresses and returns?

Addresses come primarily from Shopify order records and from the matching products rather than from an uploaded list, which is inherently cleaner than a purchased file, and standard postal validation runs before print. Because printing is done in-house at facilities in three locations, waste is managed operationally rather than passed to you as a line item, though PostPilot does not publish an NCOA product the way PostGrid does.

Can PostPilot prove a card arrived?

The platform provides real-time delivery and campaign analytics, and because it reads Shopify order data it can attribute purchases back to mailed cohorts. What matters more for an ecommerce brand than proof of individual delivery is incremental lift, and PostPilot supports holdout control groups, which is the only honest way to measure whether the mail caused the orders.

Does PostPilot send mail outside the United States?

Yes, via the London printing facility, which means UK-bound mail prints locally rather than crossing a border with international postage attached. The company has stated that international expansion was a use of its funding round. Pricing outside the standard US rate is not published, so international programmes need a quote.

Do I have to use PostPilot's designers?

In practice, yes, and that is the deal. In-house design and strategy are included on every plan and are a core part of what the subscription buys. If you have a strong in-house creative team and want to supply your own print-ready artwork at the lowest possible rate, you are paying for a service you do not need, and Poplar or Lob will be cheaper.

How does PostPilot compare with a local print shop?

A print shop will quote you a comparable or lower price on a bulk postcard run and will not charge $99 a month. What it cannot do is identify your anonymous website visitors, convert your dead email list into addresses, fire a card when a cart is abandoned, or tell you which orders the campaign caused. PostPilot is selling audience and attribution; the paper is almost incidental.

Editorial verdict

PostPilot is the best direct mail platform in this category for a Shopify brand, and close to irrelevant for anyone else. The identity matching suite reaches audiences no competitor can, the design team removes the creative bottleneck that kills most first mail programmes, and the Shopify connection makes attribution an actual measurement rather than an argument. The cost of all that is a subscription floor: the free plan cannot mail, so there is no cheap way to test, and at a few hundred cards a month the $99 fee dominates your unit economics. Buy it if you run a DTC store with real volume, no designer, and a large dormant email file. If you are B2B, off Shopify, or sending under a thousand pieces a month, take Postalytics or Poplar instead and come back when the volume justifies the fee.

Written by the SaaSTracker editorial team. Awards, when shown, are judged against the published criteria in our methodology.

Awards & badges

1 held

PostPilot holds 1 award from the SaaSTracker editorial program. Badges may be displayed by the vendor; each embed links back to this profile.

SAASTRACKER AWARDS SUMMER 2026 Momentum POSTPILOT

Momentum · Corporate Gifting & Direct Mail

Direct mail rebuilt for Shopify brands, with the design and audience matching done for you, became DTC's favorite retention channel this cycle.

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