PostHog
FeaturedOpen source product analytics
Overview
PostHog is an all-in-one product analytics platform that bundles event analytics, session replay, feature flags, A/B testing and surveys. It is open source and offers a generous free tier, making it popular with startups that want many tools in one place. Self-hosting is available for teams that need full control.
All-in-one
Analytics, replay, flags and testing together.
Session replay
Watch real user sessions.
Feature flags
Roll out and test features safely.
Pros
Cons
Key features
Pricing
Free
$0
Generous monthly allowance
Paid
Usage-based
Scales with volume
Self-hosted
$0
Open source
Best for
Product analytics
Understand user behavior.
Experimentation
Run flags and A/B tests.
Debugging UX
Replay sessions to spot issues.
Alternatives to PostHog
View all →Frequently asked questions
Is PostHog free?
Yes, PostHog has a generous free tier, with usage-based paid plans and a self-hosting option.
What does PostHog do?
It bundles product analytics, session replay, feature flags, A/B testing and surveys in one platform.
Is PostHog open source?
Yes, PostHog is open source and can be self-hosted.
Who uses PostHog?
Startups and product teams that want multiple analytics tools in one place.
How does PostHog compare to Mixpanel?
PostHog bundles more tools and is open source, while Mixpanel focuses more narrowly on product analytics.
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