Analytics · 2026
Fathom·vs·PostHog
Two solid choices in analytics. Here's how they stack up on pricing, fit, and trade-offs — so you can decide in a minute.
Reviewed by Switchpoint Editors ·
Take on PostHog
PostHog absorbed half the SaaS category into one platform — and the integration story actually works. The trap is treating it as 'free' because of the generous tier; for B-grade products it's, but at real product-led-growth scale the events bill becomes material. Set event budgets early.
Contender A
Fathom
Privacy-first analytics with a single dashboard.
- Solo founders and small teams.
- From $15/mo for 100K pageviews.
Best for
Pricing
Pros
- Privacy-friendly
- Clean UI
Trade-offs
- Less depth than PostHog
Contender B
PostHog
Product analytics, session replay, and feature flags.
- Product teams who want the whole stack open source.
- Generous free tier, then usage-based.
Best for
Pricing
Pros
- Open source
- Replay + flags included
Trade-offs
- Heavier to set up
The matrix
Side-by-side
Best for
Fathom
Solo founders and small teams.
PostHog
Product teams who want the whole stack open source.
Pricing
Fathom
From $15/mo for 100K pageviews.
PostHog
Generous free tier, then usage-based.
Top strength
Fathom
Privacy-friendly
PostHog
Open source
Biggest trade-off
Fathom
Less depth than PostHog
PostHog
Heavier to set up
The verdict
Which should you pick?
Solo founders and small teams.
Product teams who want the whole stack open source.
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