SpecialistUnlimited AI transcription of audio and video in 98+ languages
Fireflies.ai records 4,411,502 monthly visits with +3% month-over-month growth and Freemium 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 | fireflies.ai | app.thinkstack.ai |
| Pricing Model | Freemium | Freemium |
| Monthly Visits | 4.41M (4,411,502) | 917 (917) |
| MoM Traffic Delta |
| +126.84K (+3%) |
| -828 (-47.4%) |
| Primary Market & Share | 🇺🇸 United States (37.5%) | 🇺🇸 United States (48.2%) |
|---|
| Direct Visits / mo | 2.27M | 367 |
|---|
| User Rating | 4.1 | 4.1 |
|---|
| Supported Platforms | Website | Website |
|---|
AI teammate that records, transcribes and summarizes every meeting
Automatically joins Zoom, Google Meet, Microsoft Teams and other calls to record, transcribe with speaker labels, and write summaries with decisions and action items.
Ask questions in Slack or the app and get answers drawn from past meetings, email and connected work tools, with links back to the source.
Track deal health, talk-time trends, sentiment and topics across calls to inform sales, recruiting and coaching decisions.
Connects to conferencing, email, CRM, project management, storage and collaboration tools so notes and tasks flow where your team already works.

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.
SpecialistUnlimited AI transcription of audio and video in 98+ languages

Pioneering meeting transcription tool with strong live collaboration, but less flexible custom AI prompt management than Fireflies.

Transcribes meetings live via browser extension without requiring an external bot participant, but relies on active browser tabs.

Offers a more generous free tier and instant meeting summaries, but has fewer enterprise CRM integrations than Fireflies.


Meeting summaries, transcripts, and AI search that turn meetings into outcomes

Delivers strong transcription accuracy across many languages, but lacks some of Fireflies's advanced team knowledge-base search features.
Excels at capturing and clipping video highlights across global platforms, but offers slightly less deep conversation analytics.

AI customer service that answers instantly and turns chats into revenue

Custom AI agents trained on your documentation and knowledge base

Focuses heavily on clean action items and automated follow-ups, but has fewer custom bot configuration options.

SpecialistAll-in-one AI meeting assistant for revenue teams

Automates meeting insights and workflow routing efficiently, but has a smaller ecosystem of integrations compared to Fireflies.
SpecialistUnlimited AI transcription of audio and video in 98+ languages
Pioneering meeting transcription tool with strong live collaboration, but less flexible custom AI prompt management than Fireflies.
Transcribes meetings live via browser extension without requiring an external bot participant, but relies on active browser tabs.
Offers a more generous free tier and instant meeting summaries, but has fewer enterprise CRM integrations than Fireflies.
Meeting summaries, transcripts, and AI search that turn meetings into outcomes
Delivers strong transcription accuracy across many languages, but lacks some of Fireflies's advanced team knowledge-base search features.
Excels at capturing and clipping video highlights across global platforms, but offers slightly less deep conversation analytics.
AI customer service that answers instantly and turns chats into revenue
Custom AI agents trained on your documentation and knowledge base
Focuses heavily on clean action items and automated follow-ups, but has fewer custom bot configuration options.
SpecialistAll-in-one AI meeting assistant for revenue teams
Automates meeting insights and workflow routing efficiently, but has a smaller ecosystem of integrations compared to Fireflies.