In one paragraph
Fathom is the polished, ethical answer to GA4 — a clean dashboard, simple pricing, no cookies. Millimetric agrees with everything except 'a clean dashboard.' We bet you'd rather get the answer in JSON.
Pick Fathom when…
- You want the most beautiful hosted dashboard in the category.
- Your team checks numbers from the browser, not the CLI.
- You want one product, one company, no surprises.
Pick Millimetric when…
- You want analytics inside your own product (admin panel, internal Slack, agent).
- You're building an AI feature that needs to read user metrics.
- You want raw event JSON, not aggregated counters.
Feature
Millimetric
Fathom
- Cookies / fingerprintsNoneNone
- Dashboard UXNot the productExcellent
- REST events APIFirst-classLimited
- MCP for agentsNativeNo
- Custom eventsArbitrary JSON propsGoal-style, limited props
- Attribution rules30+, auditableUTM + referrer
- Pricing transparencyFlat by eventsFlat by pageviews
- Public dashboard sharingNot the productYes
Last reviewed May 2026. Spotted an out-of-date detail? Tell us.
Our verdict
Pick Fathom if a dashboard you actually want to visit is what makes you check your stats. Pick Millimetric if you want stats to come to you — in a JSON response, a Slack ping, or an agent's reply.
FAQ
- Can I use Fathom and Millimetric together?
- Yes. The script tags don't conflict. Fathom for the marketing site dashboard, Millimetric inside the product.