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Fathom vs Sonix

Both do 1 of the same audio tools task. Below is what each says about its own limits and pricing, and how each ranks on signals we can measure or quote.

Disclosure: agathox makes some of the tools listed here. They are labelled and scored by the same method as every other tool.

A

Fathom

Fathom captures, transcribes, and summarizes Zoom, Google Meet, and Microsoft Teams calls. Free for individuals, with AI-powered CRM updates for teams.

Signals score: 3.8 / 5 · not a hands-on test

Visit www.fathom.ai

B

Sonix

Transcribe audio and video to text in minutes with 99% accuracy. 54+ languages, AI summaries, and speaker detection. Try Sonix free — no credit card required.

Signals score: 4.0 / 5 · not a hands-on test

Visit sonix.ai

Pricing, limits and privacy

Free tier
A: Free forever plan for individuals: unlimited recordings and transcriptions, AI call summaries, clips and playlists. No numeric caps shown; some features are marked limited use.
B: Every new account gets a 30-minute free trial of transcription; no credit card required.
Paid plan
A: Per user per month in USD: Premium $20 ($16 annual), Team $19 ($15 annual, min 2 users), Business $34 ($25 annual, min 2 users), Enterprise via sales. Trial length not stated. No country pricing mentioned.
B: Pay As You Go $10/hr. Core $25/mo or $275/yr (5 hrs/mo). Advanced $50/mo or $550/yr (20 hrs/mo). Pro $80/mo or $880/yr (40 hrs/mo). Enterprise custom. Extra hours on subscriptions $10/hr. Prices in USD.
Signup
A: Free plan button leads to sign-up; an account appears required but this is not explicitly stated.
B: Account needed; the trial starts by creating an account.
Watermark
A: Not stated.
B: Not stated.
Where files go
A: Privacy page says the service is hosted in the United States and meeting content is shared with some service providers. Data stays until the account is deleted; after a deletion request Fathom aims to delete recordings within 30 days.
B: Privacy policy does not name a storage location; it says personal data may be stored outside the EEA/UK. When an account is deleted, media files and transcripts are destroyed, but copies may stay in backups for up to 90 days.

From each tool's own pages, checked 2026-11-01. Prices and limits change; check the tool before you rely on them. Sources are listed on each tool's page.

Compare on a task

Neither tool has been hands-on tested on these tasks yet, and we do not guess. Open a task to see both ranked with every other tool.

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