Is Fathom or Weka better?

Neither clearly leads. Fathom starts at Free and Weka at Free, and user ratings are close enough to be indistinguishable. Choose on capability and platform support.

Which is cheaper, Fathom or Weka?

Fathom starts at Free and Weka at Free.

Does Fathom or Weka run on more platforms?

Fathom runs on Web, Zoom, Google Meet, Microsoft Teams. Weka runs on Linux, Mac, Windows.

Can I use Fathom for free?

Both have a free tier, so you can try either at no cost before committing.

What is Fathom best used for?

Fathom is most often used for ai-powered meeting transcription and automatic note-taking for sales teams and professionals, meeting analysis with ai scorecards and action item generation that syncs to crms. Of those, ai-powered meeting transcription and automatic note-taking for sales teams and professionals and meeting analysis with ai scorecards and action item generation that syncs to crms are not what Weka is typically brought in for.

What can Fathom do that Weka cannot?

Fathom covers Auto-recording, AI summaries, Transcription, Highlight clips. Weka covers Classification, Regression, Clustering, Association rules.

AI · head to head

Fathom vs Weka

Fathom

Free AI meeting assistant

From: Free
Free plan: Yes

Full review Website

Weka

Machine Learning

Collection of machine learning algorithms

From: Free
Free plan: Yes

Full review Website

The short version

Each has a real cost: Fathom team plan requires minimum 2 users; cannot purchase single seat at team pricing; Weka the package management system needs an internet connection to download and install packages, so an air-gapped install gets only the core distribution
They diverge on capability: Fathom covers Auto-recording, Weka covers Classification.
Prices and features above were last checked on 30 August 2026.

Where they differ

Only the attributes on which Fathom and Weka actually diverge.

Attributes where Fathom and Weka differ
Attribute	Fathom	Weka
Pricing model	Unknown	open-source
Platforms	Web, Zoom, Google Meet, Microsoft Teams	Linux, Mac, Windows
Category	AI	Machine Learning
Founded	2020	1993

Identical on both: starting price (Free), free tier (Yes), user rating (Not yet rated).

What each one covers

Drawn from each product's published feature list. An absence here means we hold no record of it - not that the product lacks it.

Only in Fathom

Auto-recording
AI summaries
Transcription
Highlight clips
Zoom
Google Meet
HubSpot
Salesforce

Only in Weka

Classification
Regression
Clustering
Association rules
Feature selection
Java
R
Python

What people use each for

The jobs each tool is most often brought in to do.

Fathom

AI-powered meeting transcription and automatic note-taking for sales teams and professionalsnot Weka
Meeting analysis with AI scorecards and action item generation that syncs to CRMsnot Weka

Weka

Teaching and exploring classic machine learning algorithms through a GUInot Fathom
Running data mining experiments and preprocessing without writing codenot Fathom

Where each one falls short

Documented limitations, not opinions. Every one is a constraint you would hit in normal use.

Fathom

Team plan requires minimum 2 users; cannot purchase single seat at team pricing
CRM field sync and deal view summaries available only on Business plan ($34/user/month) and above

Weka

The package management system needs an internet connection to download and install packages, so an air-gapped install gets only the core distribution
Weka is split into a stable 3.8 branch that receives only bug fixes and compatibility-safe upgrades and a 3.9 development branch that may receive features that break compatibility
Weka requires a 64-bit Java VM; the bundled installers ship Bellsoft OpenJDK 25 per platform and architecture

Pricing, plan by plan

Fathom

Free

No published plan breakdown. See the Fathom review.

Weka

Free

Open SourceFree
- All ML algorithms
- GUI and CLI
- Java API

Which should you pick?

Choose Fathom if

You need auto-recording.
You want to start without paying.
You work on Web, Zoom, Google Meet, Microsoft Teams.
You also want ai summaries.

Fathom review

Choose Weka if

You need classification.
You want to start without paying.
You work on Linux, Mac, Windows.
You also want regression.

Weka review

Questions people ask

Is Fathom or Weka better?: Neither clearly leads. Fathom starts at Free and Weka at Free, and user ratings are close enough to be indistinguishable. Choose on capability and platform support.
Which is cheaper, Fathom or Weka?: Fathom starts at Free and Weka at Free.
Does Fathom or Weka run on more platforms?: Fathom runs on Web, Zoom, Google Meet, Microsoft Teams. Weka runs on Linux, Mac, Windows.
Can I use Fathom for free?: Both have a free tier, so you can try either at no cost before committing.
What is Fathom best used for?: Fathom is most often used for ai-powered meeting transcription and automatic note-taking for sales teams and professionals, meeting analysis with ai scorecards and action item generation that syncs to crms. Of those, ai-powered meeting transcription and automatic note-taking for sales teams and professionals and meeting analysis with ai scorecards and action item generation that syncs to crms are not what Weka is typically brought in for.
What can Fathom do that Weka cannot?: Fathom covers Auto-recording, AI summaries, Transcription, Highlight clips. Weka covers Classification, Regression, Clustering, Association rules.

Answered from the vendors’ own pages

Fathom: What is the most affordable paid plan for individuals, and what does it include?

Fathom Premium costs $20 per month (or $16 per month billed annually). It includes advanced summaries, action items, and a conversational AI assistant, in addition to the features in the free plan.

Source

Weka: What is the cost of Weka software?

Weka is provided at no cost as open-source software released under the GNU General Public License, making it freely available for download and use.

Source

Fathom: What is included in Fathom's free plan?

The free plan includes unlimited recordings, transcriptions, AI summaries, clips, and playlists at no cost forever.

Source

Weka: Are there commercial licensing options available?

Yes, the project offers information about commercial licenses for organizations requiring non-GPL terms, which can be found in their commercial applications documentation.

Source

Fathom: How much does the Team plan cost per user, and what features does it add?

The Team plan costs $19 per month per user (minimum 2 users, or $15 per month annually). It includes everything from Premium plus global search, collaboration features, and team playlists.

Source

Weka: What support resources are available to users?

Multiple support avenues exist including comprehensive documentation, frequently asked questions, dedicated help resources, and access to courses for learning the platform.

Source

Fathom: What trial or guarantee is available before committing to a paid plan?

All paid plans offer a 90-day guarantee to test features risk-free.

Source

Weka: Is source code access provided?

Yes, developers have full access to source code through the Git repository, along with development documentation and code credits for contributors.

Source

Fathom: Does Fathom offer free or discounted plans for startups or nonprofits?

Yes, qualified portfolio companies get up to 2 years free, and nonprofits can apply for 10 free seats.

Source

Fathom vs Weka

Fathom

Weka

The short version

Where they differ

What each one covers

Only in Fathom

Only in Weka

What people use each for

Fathom

Weka

Where each one falls short

Fathom

Weka

Pricing, plan by plan

Fathom

Weka

Which should you pick?

Choose Fathom if

Choose Weka if

Questions people ask

Answered from the vendors’ own pages

Related pages

More on Fathom

More on Weka

Keep looking

Other head to heads