
Provides strong live transcription and collaboration features, but can be more restrictive on free meeting limits.
Provides strong live transcription and collaboration features, but can be more restrictive on free meeting limits.
Fathom records 5,620,385 monthly visits with +0.2% month-over-month growth and Freemium, Free Trial pricing. Thinkstack.ai records 917 monthly visits with -47.4% growth and Freemium pricing.

Build custom AI chatbots and agents trained on your own data
| Dimension / Metric | ![]() | ![]() |
|---|---|---|
| Official Domain | fathom.video | app.thinkstack.ai |
| Pricing Model | Freemium, Free Trial | Freemium |
| Monthly Visits | 5.62M (5,620,385) | 917 (917) |
| MoM Traffic Delta | +10.87K (+0.2%) | -828 (-47.4%) |
| Primary Market & Share | 🇺🇸 United States (44.8%) | 🇺🇸 United States (48.2%) |
| Direct Visits / mo | 4.07M | 367 |
| User Rating | 4.7 | 4.1 |
| Supported Platforms | Website | Website |

AI notetaker that records, transcribes and summarizes meetings — bot-free
Capture meetings with a visible notetaker or completely bot-free, so you can record your way and keep participants comfortable.
Get accurate transcripts, concise summaries and extracted to-dos delivered right after each call.
Search and ask questions across your entire meeting history to surface decisions, commitments and patterns.
Notes, insights and follow-ups flow automatically into Slack, Salesforce, HubSpot, Notion, Asana and other tools.

Build custom AI chatbots and agents trained on your own data
Create fully functional AI agents in seconds from a visual, no-code interface without engineering help.
Connect multiple data sources so the bot answers from your own documents, help content, and websites.
Automate customer actions and build autonomous systems that require minimal human oversight.
Move complex chats to live agents and collect structured data through chat-based forms.

Provides strong live transcription and collaboration features, but can be more restrictive on free meeting limits.
Provides strong live transcription and collaboration features, but can be more restrictive on free meeting limits.

SpecialistTranscribes meetings live via a browser extension without joining bots, but requires active browser participation.
SpecialistTranscribes meetings live via a browser extension without joining bots, but requires active browser participation.
Offers robust multi-language conversational search and CRM integrations, but lacks Fathom's streamlined free recording tier.
Offers robust multi-language conversational search and CRM integrations, but lacks Fathom's streamlined free recording tier.

AI note taker that transcribes, summarizes and visualizes meetings
Excels at capturing and clipping video calls across platforms, but has a less polished action item workflow.
Excels at capturing and clipping video calls across platforms, but has a less polished action item workflow.

AI customer service that answers instantly and turns chats into revenue
AI customer service that answers instantly and turns chats into revenue

Custom AI agents trained on your documentation and knowledge base
Custom AI agents trained on your documentation and knowledge base

Generates clean structured notes with reliable action items, but offers fewer third-party integrations than Fathom.
Generates clean structured notes with reliable action items, but offers fewer third-party integrations than Fathom.

All-in-one AI meeting assistant for revenue teams
All-in-one AI meeting assistant for revenue teams

The secure AI meeting notetaker built for teams that cannot get privacy wrong
The secure AI meeting notetaker built for teams that cannot get privacy wrong

Delivers deep meeting analytics and automated insights routing, but has a steeper learning curve for configuration.
Delivers deep meeting analytics and automated insights routing, but has a steeper learning curve for configuration.

Great for clipping and sharing key video moments, but less focused on automated CRM syncing.
Great for clipping and sharing key video moments, but less focused on automated CRM syncing.