Circleback vs Sembly AI
An independent, review-free comparison compiled by the SaaSTracker editorial team. Both products are profiled in full, and neither can pay for placement here.
Still shortlisting? Browse the best in AI Meeting Note Takers for every option we track, with award winners called out.
The short answer
Editorial assessmentSembly AI compared with Circleback
Circleback is bot-free, writes better notes, covers 100-plus languages, and has a deeper automation layer, at $15 to $25 a seat billed annually. Sembly is bot-based at a similar price but offers consent tracking, risk detection, and HIPAA self-serve at $30. Circleback for note quality and client-facing discretion; Sembly for firms that need the governance trail more than the prose.
Choose Circleback if
Teams of 2 to 50 who care more about note quality and post-meeting automation than about paying nothing, especially multilingual teams and anyone in healthcare or another regulated field who needs HIPAA without buying an enterprise tier.
Choose Sembly AI if
Project management offices, consultancies, agencies, and IT outsourcing firms who need structured meeting records with tasks, risks, and issues detected automatically, plus a documented consent trail, and who do not need a free plan to get started.
Side by side
13 attributes| Attribute | Circleback | Sembly AI |
|---|---|---|
| Category | Meeting Notes | Meeting Notes |
| Starting price | $0 (Free), then $15 per user per month billed annually (Pro; $18 monthly) | $10 per month billed annually (Basic, single user), $17 month to month (free trial) |
| Pricing model | Freemium per-seat subscription: a free plan with 30 days of history, Pro and Business billed monthly or annually, and a published annual-only Enterprise tier with volume bands. | Per-seat subscription with unlimited meetings and unlimited transcription on every paid tier. What is metered is AI work, through monthly credits per user, plus clients and brand packages per workspace, native automations per user, and a meeting history window. |
| Free plan | Free forever: unlimited meetings and members, 30 days of meeting and recording history, limited automations, API, MCP, and CLI access, and 2 teams. | No |
| Free trial | Paid plans can be trialled from the pricing page; the trial length is not published | A $0 Free Trial plan: 1 user, 1 meeting hour, 750 monthly credits plus a 1,750 one-time bonus, 2 months of history |
| Best for | Teams of 2 to 50 who care more about note quality and post-meeting automation than about paying nothing, especially multilingual teams and anyone in healthcare or another regulated field who needs HIPAA without buying an enterprise tier. | Project management offices, consultancies, agencies, and IT outsourcing firms who need structured meeting records with tasks, risks, and issues detected automatically, plus a documented consent trail, and who do not need a free plan to get started. |
| Setup time | Ten minutes to first notes: connect a calendar, install the desktop app if you want bot-free capture, and take a meeting. Building the automation rules that justify the price is a further afternoon. | Fifteen minutes to capture, longer to configure properly. Connect the calendar, set the bot's join policy, then spend time on custom note templates, custom vocabulary, and the automation library, because the default output is much less useful than a configured one. |
| Learning curve | Low for capture and notes. The automation layer rewards someone who thinks in terms of triggers and fields, and the CLI and API assume a technical user, though nothing requires them. | Moderate, and higher than most of this category. The product's vocabulary is programme management vocabulary, and getting value from risk and issue detection means someone deciding what the workspace should do with a detected risk. |
| Platforms | Web app, Desktop app for macOS and Windows, Mobile apps, Zoom, Google Meet, Microsoft Teams, Webex, Discord, RingCentral, and Slack huddles, In-person recording | Web, Zoom, Google Meet, Microsoft Teams, and Webex, Mobile access, Microphone recording for in-person meetings, Philips SmartMeeting and VoiceTracer hardware partnership |
| Compliance | SOC 2, GDPR, HIPAA (positioned within the Enterprise tier) | SOC 2 Type II, Microsoft 365 Certification, GDPR, HIPAA on the MAX tier |
| Founded | 2023 | 2019 |
| Headquarters | San Francisco, California, United States | New York, United States |
| Ownership | Venture-backed (Y Combinator) | Venture-backed with an equity crowdfunding component |
Strengths and limitations
Circleback
Strengths
- Note quality is the best-regarded in the category, polished enough to send to a client without editing, which is what most of the 500-plus testimonials on the site are actually about.
- Action items are assigned and organized rather than merely listed, which is the prerequisite that makes the automation layer worth anything.
- More than 1,000 integrations plus an API, webhooks, a CLI, and an MCP endpoint gives it more programmatic surface than any comparably sized vendor here.
- Bot-free desktop capture works across Zoom, Google Meet, Teams, Webex, Discord, and RingCentral, and bot-based joining is still available when you need to send it somewhere you are not.
Limitations
- The free plan's 30-day history window is short for a tool whose value compounds with archive size, and the trial length for paid plans is not published.
- The company is roughly ten people with $2.5M raised, which makes vendor risk a legitimate concern for anyone standardizing a whole organization on it.
- No sales coaching layer: no call scoring, no playbook adherence, no rep analytics, so revenue teams will need a second tool.
- HIPAA is positioned within Enterprise rather than the self-serve tiers, so the regulated-industry pitch requires a sales conversation after all.
Sembly AI
Strengths
- Unlimited meetings and unlimited transcription on every tier including the $10 Basic plan, so there is no meter to model at all.
- Consent tracking on the Pro tier is genuinely unique in this comparison set and is the only built-in answer to two-party consent requirements anyone here offers.
- Retention settings on Pro rather than gated behind an enterprise contract, which is unusually generous placement for a governance feature.
- Automatic risk, issue, and event detection reflects real programme management vocabulary and is not something a generic summarizer produces.
Limitations
- No real free plan: the $0 Free Trial covers a single meeting hour, where most competitors give away hours a month.
- Credits expire at month end on Basic and Pro, so a quiet month does not bank capacity for a busy one.
- Basic is one user per workspace, so the smallest team plan is $20 a seat with no intermediate step.
- Bot-based capture with a vendor-named participant visible in every call, and no local silent capture path.
Pricing compared
Circleback
Freemium per-seat subscription: a free plan with 30 days of history, Pro and Business billed monthly or annually, and a published annual-only Enterprise tier with volume bands.
- Free$0
- Pro$15
- Business$25
- Enterprise$35
Circleback is priced like a premium tool and mostly earns it, and the 2026 repackaging made it easier to try. The free plan has no meeting cap and keeps 30 days of history; at $15 a seat billed annually ($18 monthly) Pro adds 100-plus languages, bot-free capture, unlimited history, and a full automation layer with API, webhooks, CLI, and MCP, which Fireflies charges $19 a seat for and Fathom gates behind a $25 Business tier. Where it loses is the free floor: Fathom gives away unlimited recording, so a cost-driven founder who never needs history beyond a month has cheaper options. Buy Circleback when note quality and post-meeting automation are the point.
Sembly AI
Per-seat subscription with unlimited meetings and unlimited transcription on every paid tier. What is metered is AI work, through monthly credits per user, plus clients and brand packages per workspace, native automations per user, and a meeting history window.
- Basic$10
- Pro$20
- MAX$30
- EnterpriseCustom
Sembly is the rare product here where a heavy calendar costs exactly the same as a light one. Someone in 20 meetings a week pays $20 per seat per month billed annually on Pro, about $240 a year, with unlimited meetings, unlimited transcription across 40-plus languages, unlimited video recording, consent tracking, retention settings, risk and issue detection, MCP access, and a two-year archive. That is competitive with Otter Business and Bluedot Pro and comes with governance features neither of them ships. The catch is the AI output meter: five generated documents a month is not many if deliverables are your reason for buying, and the fix is MAX at $30 a seat, which is expensive. Judged as structured meeting intelligence for a professional services firm, Pro is good value. Judged as a general notetaker, it is more expensive than MeetGeek and less generous than Fathom, and the absence of any free plan means you cannot check before committing.
Editorial verdict on each
Circleback
MomentumCircleback is the connoisseur's pick in this category: the notes read better than anything else here, the action items are assigned rather than listed, and the automation surface, with 1,000-plus integrations plus API, webhooks, a CLI, and MCP, is deeper than companies twenty times its size ship. The two honest objections are the absence of a free plan, which puts it out of reach for a founder with no budget when Fathom and Granola exist, and the fact that ten people and $2.5M is a thin foundation for an organization-wide standard. Buy it if meetings generate real downstream admin you want automated away, if you work across languages, or if you need notes polished enough to forward to a client. If you just want decent notes for free, this is not the tool to argue yourself into.
Read the full Circleback profileSembly AI
Sembly is the product to look at when the meeting record is a professional obligation rather than a convenience. Unlimited transcription on every tier means the bill never moves with your calendar, automatic risk and issue detection speaks the language of programme management rather than of summaries, and consent tracking on the $20 Pro tier is the only built-in answer to two-party consent that anyone in this category ships. Retention settings, custom SSO, audit logs, and HIPAA all available self-serve are more governance than most vendors twice its size will sell you without a contract. The reasons to hesitate are equally concrete: the free option is only a one-hour trial, monthly AI credits expire on Basic and Pro, Basic is a one-person workspace, and the company has raised only about $4.6M. Consultancies, agencies, and project offices should trial it seriously. Everyone else will get more for less from MeetGeek or Granola.
Read the full Sembly AI profileCircleback profile last reviewed 2026-09-27; Sembly AI last reviewed 2026-09-27. Pricing is compiled from public sources and can change without notice. See our methodology.
The best in AI Meeting Note Takers
23 trackedAI meeting note takers join calls to record, transcribe, and summarize them, turning conversations into searchable notes, action items, and CRM updates without anyone typing.
The broadest platform in meeting AI: transcription, search, AI apps, and integrations that reach every corner of the small-business stack.
A free plan with unlimited recording and transcription that forced every paid notetaker in the category to justify its price.
A ten-person team out-writing the funded competition on note quality, then automating what the notes say.
Abandoned the meeting bot entirely for a local notepad that finishes what you type, a mechanism the rest of the category is now copying.
A five minute Chrome extension install with no bot to whitelist, and notes open automatically in a post-call tab the moment you hang up.
Frequently asked questions
6 questionsWhat is the difference between Circleback and Sembly AI?
Circleback is bot-free, writes better notes, covers 100-plus languages, and has a deeper automation layer, at $15 to $25 a seat billed annually. Sembly is bot-based at a similar price but offers consent tracking, risk detection, and HIPAA self-serve at $30. Circleback for note quality and client-facing discretion; Sembly for firms that need the governance trail more than the prose.
Is Circleback or Sembly AI cheaper?
Circleback starts at $0 (Free), then $15 per user per month billed annually (Pro; $18 monthly). Sembly AI starts at $10 per month billed annually (Basic, single user), $17 month to month (free trial). The billing models differ, so the entry price is rarely the whole cost. Circleback pricing model: Freemium per-seat subscription: a free plan with 30 days of history, Pro and Business billed monthly or annually, and a published annual-only Enterprise tier with volume bands. Sembly AI pricing model: Per-seat subscription with unlimited meetings and unlimited transcription on every paid tier.
Does Circleback or Sembly AI have a free plan?
Circleback has a free plan. Free forever: unlimited meetings and members, 30 days of meeting and recording history, limited automations, API, MCP, and CLI access, and 2 teams. Trial terms: Paid plans can be trialled from the pricing page; the trial length is not published. Sembly AI has no free plan. Trial terms: A $0 Free Trial plan: 1 user, 1 meeting hour, 750 monthly credits plus a 1,750 one-time bonus, 2 months of history.
Who should choose Circleback?
Teams of 2 to 50 who care more about note quality and post-meeting automation than about paying nothing, especially multilingual teams and anyone in healthcare or another regulated field who needs HIPAA without buying an enterprise tier.
Who should choose Sembly AI?
Project management offices, consultancies, agencies, and IT outsourcing firms who need structured meeting records with tasks, risks, and issues detected automatically, plus a documented consent trail, and who do not need a free plan to get started.
What are the best alternatives to Circleback and Sembly AI?
SaaSTracker profiles 23 products in AI Meeting Note Takers. The Summer 2026 awards in the category went to Fireflies.ai (Category Leader), Fathom (Best Value), Granola (Innovation). Every profile is compiled from primary sources, so a shortlist can be built from pricing, limitations, and fit rather than from star ratings.
