Fathom Analytics vs PostHog
Side-by-side comparison to help you pick the right tool.
| Fathom Analytics | PostHog | |
|---|---|---|
| Tagline | Privacy-first, GDPR-compliant analytics with no cookie banner needed. | Open-source product analytics, session replay, and feature flags. |
| Category | Analytics | Analytics |
| Pricing | Subscription | Freemium |
| Skill Level | Beginner | Developer |
| Platforms | Web, Browser | Web, Browser, Api Headless |
| Use Cases | Solo Indie, Side Project, Small Team | Solo Indie, Small Team, Side Project |
| Traits | Privacy Friendly, Eu Gdpr Compliant, Fast To Set Up | Has Free Tier, Self Hostable, Good Api, Active Development, Open Source |
| Best For | Best for developers and privacy-conscious site owners who want simple, clean analytics without GDPR cookie banners or data-selling concerns. | Best for product teams who want deep user insights with the option to self-host and keep all data in-house. |
Fathom Analytics
Fathom Analytics is a privacy-first web analytics platform available via web browser that collects pageviews, referrer sources, UTM parameters, and custom events without using cookies or storing personally identifiable information. Its compliance with GDPR, CCPA, PECR, and ePrivacy regulations means no cookie consent banner is legally required for sites using Fathom. A single lightweight JavaScript snippet replaces Google Analytics. The dashboard is fast and fits on one screen, showing the metrics most site owners need without overwhelming configuration options. Fathom is hosted across US and EU infrastructure with transparent pricing based on monthly pageview count. It is used by developers, bloggers, SaaS founders, and agencies who want clean, accurate analytics data while respecting visitor privacy and avoiding the legal overhead of cookie consent management.
View detailsPostHog
PostHog is an open-source product analytics platform that combines event tracking, user session recordings, heatmaps, feature flags, A/B experimentation, and in-app surveys in one self-hostable package. The cloud-hosted version offers a generous free tier of 1 million events per month; self-hosting on your own infrastructure is free with no usage limits. PostHog's autocapture automatically records user interactions without manual event instrumentation. SDKs cover JavaScript, React, Python, iOS, Android, and more. Its all-in-one approach eliminates the need to stitch together Mixpanel, FullStory, LaunchDarkly, and Optimizely. It is the preferred product analytics stack for developer-led companies and privacy-conscious product teams who want full ownership of their user data.
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