AiSDR vs Lindy
An independent, review-free comparison compiled by the SaaSTracker editorial team. Both products are profiled in full, and neither can pay for placement here.
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The short answer
Editorial assessmentLindy compared with AiSDR
AiSDR hands you domains, mailboxes, warmup, research, sending, and reply handling from $250 a month with quarterly prepayment on the useful tiers. Lindy costs $29.99 a seat and gives you none of that. The honest comparison: AiSDR is buying the boring infrastructure that makes cold outbound possible, Lindy is buying flexibility around it. A team could run both, using AiSDR for cold sending and Lindy for everything that happens after a reply.
Choose AiSDR if
Founder-led B2B teams and small sales orgs with no SDR to hire and no appetite for assembling a data tool, a sending tool, a warmup vendor, and a personalization layer themselves, who can commit to a quarter of spend and will assign one person to review replies daily.
Choose Lindy if
Small teams that want one flexible agent platform covering several kinds of work, including warm follow-up, inbound triage, CRM hygiene, and research, and who are willing to build their own outbound workflow rather than buy a packaged one.
Side by side
13 attributes| Attribute | AiSDR | Lindy |
|---|---|---|
| Category | AI SDR | AI SDR |
| Starting price | $250 per month (Solo, 200 contacts) | $29.99 per user per month (Plus) (7 days trial) |
| Pricing model | Contact-volume tiers quoted per month. Solo is month to month and self-serve; Explore and Scale are billed quarterly in advance and require a demo. Annual prepayment takes 20 percent off. | Per-user monthly subscription with an included credit allowance per seat; credits are consumed by agent activity. |
| Free plan | No | No |
| Free trial | No | 7 days without a credit card, with trial mechanics differing between Slack-initiated and direct signups |
| Best for | Founder-led B2B teams and small sales orgs with no SDR to hire and no appetite for assembling a data tool, a sending tool, a warmup vendor, and a personalization layer themselves, who can commit to a quarter of spend and will assign one person to review replies daily. | Small teams that want one flexible agent platform covering several kinds of work, including warm follow-up, inbound triage, CRM hygiene, and research, and who are willing to build their own outbound workflow rather than buy a packaged one. |
| Setup time | About a week of configuration, then thirty to sixty days before sending is at full capacity because new domains warm up first. Treat the first month as ramp regardless of what the plan comparison implies. | An hour to a first useful agent, a week to a workflow you trust for outbound. Connecting Gmail, Slack, and a CRM is fast; designing a research and outreach agent that produces output you would actually send takes iteration. |
| Learning curve | Low on the software, higher on the judgement. The interface is simple and the strategist walks you through setup, but deciding which replies the AI should handle and which need a human is the skill that determines whether this works. | Lower than node-based automation tools because agents are described in natural language rather than diagrammed, but the ceiling is high and reaching it takes real time. Teams without a builder should assume the platform will underdeliver. |
| Platforms | Web application, Chrome-based workflows, Email and LinkedIn channels, Aircall for voice | Web application, Slack-native operation, Meeting attendance on Google Meet, Zoom, and Microsoft Teams |
| Compliance | GDPR and CAN-SPAM handling described in vendor materials, No public SOC 2 attestation advertised on the marketing site | SOC 2 Type II, GDPR, PIPEDA, HIPAA on the Enterprise tier with a signed business associate agreement |
| Founded | 2023 | 2023 |
| Headquarters | San Francisco, California, United States | San Francisco, California, United States |
| Ownership | Venture-backed | Venture-backed |
Strengths and limitations
AiSDR
Strengths
- Sending infrastructure is included rather than assumed: domains, mailboxes, warmup, and LinkedIn allowances all sit inside the plan price, which removes the biggest hidden cost in AI SDR buying.
- The Solo tier at $250 a month is genuinely self-serve, published, and month to month, which almost none of the demo-gated competition offers.
- Metering by researched contacts rather than emails sent makes cost per prospect trivially easy to model before you buy.
- Live web search for list building is less brittle than a static contact database when your ICP is defined by behavior rather than firmographics.
Limitations
- No free trial at any tier, and the tiers above Solo are demo-gated and billed quarterly in advance, so evaluation is expensive and slow.
- Warmup means the first thirty to sixty days underdeliver by design, and you pay full price for that period.
- Sequence customization is shallow: reviewers report you cannot build custom signal logic or complex branching, only configure supplied playbooks.
- AI reply handling occasionally answers conversations that a human should have taken, which is a reputational risk in a small market where every prospect matters.
Lindy
Strengths
- Genuinely broad capability: one platform covering email, meetings, research, reporting, CRM updates, and scheduled routines rather than a single workflow.
- More than a thousand integrations plus MCP server support, which is the widest connectivity surface of anything in this category.
- Teach-by-demonstration skill creation makes the platform compound in value as a team uses it, unlike fixed-function tools that plateau on day one.
- The strongest compliance posture in this batch: SOC 2 Type II, GDPR, PIPEDA, HIPAA on Enterprise, and an explicit no-training-on-customer-data policy.
Limitations
- It is not an AI SDR and does not include any outbound infrastructure: no domains, no secondary mailboxes, no warmup, no deliverability tooling, no bounce handling.
- Sending cold email through the connected primary work inbox risks the domain your whole company depends on, which is a serious and easily overlooked hazard.
- Everything useful has to be built, so the value depends entirely on having someone on the team who enjoys building automations.
- The credit meter is the real constraint and it is not obvious in advance how quickly a given agent will burn through an allowance.
Pricing compared
AiSDR
Contact-volume tiers quoted per month. Solo is month to month and self-serve; Explore and Scale are billed quarterly in advance and require a demo. Annual prepayment takes 20 percent off.
- Solo$250
- Explore$900
- Scale$2,500
Solo at $250 a month is the fairest entry point in this category, because it is the only tier where a small business can start without a sales call and where the infrastructure cost is genuinely included. Per contacted prospect it works out at $1.25 on Solo, $1.13 on Explore, and $1.00 on Scale, which is cheap against any human alternative and expensive against a self-assembled stack of Instantly plus a data provider. The value case falls apart if you cannot commit a quarter: with no trial, warmup eating month one, and quarterly prepayment on the useful tiers, the true minimum test is about $2,700 and ninety days. Buy it for the bundled infrastructure and the service wrapper, not for the autonomy claims.
Lindy
Per-user monthly subscription with an included credit allowance per seat; credits are consumed by agent activity.
- Plus$29.99
- Pro$99.99
- Max$199.99
- EnterpriseCustom
As a general agent platform, Lindy at $29.99 a seat is well priced for the breadth on offer, and the compliance posture at that price is genuinely unusual: SOC 2 Type II, GDPR, and no training on customer data are not things you get from a $39 desktop tool. As an AI SDR, the value question is different and less flattering. You are buying a construction kit and then discovering that the expensive, tedious parts of outbound, which are domains, mailboxes, warmup, and deliverability, are not in the box and cannot be built inside it. Judge it as the tool that automates everything around outbound rather than outbound itself, and it is one of the better-value purchases in this directory.
Editorial verdict on each
AiSDR
Category LeaderAiSDR is one of the few products in this category that a small business can actually buy without a sales call, and the reason to buy it is the boring part: it hands you warmed domains, mailboxes, and a LinkedIn allowance inside the subscription, which is where self-assembled outbound stacks usually die. The research and writing are competent, the multi-channel execution is real, and the $250 Solo tier is a fair price for a founder who has stopped doing outbound because there is no time. Be clear-eyed about the rest. There is no trial, the first month is warmup you pay for, the useful tiers cost about $2,700 to try and require a demo, the sequences cannot be programmed, and the AI reply handling needs supervision. Buy it as a service that does the mechanical work of prospecting with someone still watching, budget a full quarter before judging, and do not believe any framing that has it carrying a quota on its own.
Read the full AiSDR profileLindy
Lindy is the best-built and best-governed product in this batch, and it is the one least likely to be the right purchase if what you actually want is an AI SDR. As a general agent platform it is excellent value at $29.99 a seat, with a thousand-plus integrations, teach-by-demonstration skills that compound over time, and a compliance posture including SOC 2 Type II that nothing else here approaches. As an outbound tool it is a construction kit missing the expensive parts: no domains, no secondary mailboxes, no warmup, no deliverability layer, and a default sending path through the primary work inbox that you should not be using for cold email. Buy it to automate everything that surrounds outbound, which is follow-up, CRM hygiene, meeting capture, research, and reporting, and buy a purpose-built cold email platform for the sending. Buy it only if someone on your team will actually build things, because it does nothing at all until they do.
Read the full Lindy profileAiSDR profile last reviewed 2026-08-22; Lindy last reviewed 2026-08-22. Pricing is compiled from public sources and can change without notice. See our methodology.
The best in AI SDR Agents
17 trackedAI SDR platforms run the research, list building, personalization, and sending steps of outbound prospecting autonomously, presenting themselves as a digital sales rep rather than a sequencing tool the user drives.
The most complete outbound agent in the category, shipping with its own mailboxes, data, and a done-for-you sending stack.
The first credible AI SDR to publish a $49 price tag, with a free tier underneath it.
Expanded from an AI SDR into a digital workforce in a single cycle while keeping the sales plans at small-business prices.
Runs the outreach agent on your own laptop instead of a data centre, sidestepping the shared-infrastructure detection problem the whole category fights.
The free tier returns a usable account research brief within minutes of signup, with no mailboxes, warmup, or sending infrastructure to configure first.
Frequently asked questions
6 questionsWhat is the difference between AiSDR and Lindy?
AiSDR hands you domains, mailboxes, warmup, research, sending, and reply handling from $250 a month with quarterly prepayment on the useful tiers. Lindy costs $29.99 a seat and gives you none of that. The honest comparison: AiSDR is buying the boring infrastructure that makes cold outbound possible, Lindy is buying flexibility around it. A team could run both, using AiSDR for cold sending and Lindy for everything that happens after a reply.
Is AiSDR or Lindy cheaper?
AiSDR starts at $250 per month (Solo, 200 contacts). Lindy starts at $29.99 per user per month (Plus) (7 days trial). The billing models differ, so the entry price is rarely the whole cost. AiSDR pricing model: Contact-volume tiers quoted per month. Solo is month to month and self-serve; Explore and Scale are billed quarterly in advance and require a demo. Annual prepayment takes 20 percent off. Lindy pricing model: Per-user monthly subscription with an included credit allowance per seat; credits are consumed by agent activity.
Does AiSDR or Lindy have a free plan?
AiSDR has no free plan. Lindy has no free plan. Trial terms: 7 days without a credit card, with trial mechanics differing between Slack-initiated and direct signups.
Who should choose AiSDR?
Founder-led B2B teams and small sales orgs with no SDR to hire and no appetite for assembling a data tool, a sending tool, a warmup vendor, and a personalization layer themselves, who can commit to a quarter of spend and will assign one person to review replies daily.
Who should choose Lindy?
Small teams that want one flexible agent platform covering several kinds of work, including warm follow-up, inbound triage, CRM hygiene, and research, and who are willing to build their own outbound workflow rather than buy a packaged one.
What are the best alternatives to AiSDR and Lindy?
SaaSTracker profiles 17 products in AI SDR Agents. The Summer 2026 awards in the category went to Regie.ai (Best Value), Jeeva AI (Momentum), Reachy (Innovation). Every profile is compiled from primary sources, so a shortlist can be built from pricing, limitations, and fit rather than from star ratings.
