In-depth comparison of features, pricing structures, speed benchmarks, and team seat cost differentials.
PostHog combines product analytics, heatmaps, session recording, feature flags, A/B testing, and user surveys into an open-source platform.
Fathom Analytics invented privacy-first web analytics without compromising your users’ personal data. High uptime, DDoS protected, and trusted by thousands of creators and digital agencies.
Read NextRankHQ's in-depth software breakdown covering real-world workflow tests, architectural tradeoffs, failure modes, and executive verdict.
Adjust your team size to estimate monthly and annual cost differences.
Note: Pricing calculates base published tiers with per-seat adjustments where applicable.
Detailed side-by-side capabilities and infrastructure support.
| Feature Specification | PostHog | Fathom Analytics |
|---|---|---|
| Self-Hostable / Open Source infrastructure | Supported Open source core, self-hostable | Not Available |
| 100% GDPR & CCPA Compliant compliance | Not Available | Supported Legal assessment verified GDPR compliant |
| Cookie-Free Tracking compliance | Not Available | Supported EU isolation routing, zero cookies |
| Custom Domain Support branding | Not Available | Supported CNAME bypass for ad-blockers |
| Full API & Webhooks developer | Not Available | Supported Comprehensive REST API |
| Unlimited Team Seats pricing | Not Available | Supported Included on all plans |
Official published tiers for PostHog and Fathom Analytics.
Free (1M events/mo)
monthly
Starter Scale
monthly
Growth Tier
monthly
Up to 100k views
monthly
Annual 100k views
annual
Up to 500k views
monthly
Key differences and migration facts founders ask about.
PostHog is an independent, agility-focused tool that emphasizes "The single platform for product analytics, session replay & feature flags", whereas Fathom Analytics is an agile indie solution designed around "The pioneer in privacy-first website analytics".
Pricing depends on your team structure. PostHog offers pricing starting at $0, while Fathom Analytics starts at $15. For growing teams, indie tools typically reduce total expenditure by 60% to 80%.
Yes, PostHog provides a free tier or free plan for small teams and solo developers.
Teams switch to PostHog to eliminate enterprise bloat, gain sub-100ms interface responsiveness, benefit from transparent pricing without sales friction, and maintain full data ownership.
Try PostHog today and experience why modern fast-moving founders are leaving bloated legacy suites behind.