PostHog
Combines analytics, session replay, feature flags, and A/B testing in a single open-source platform with a massive free tier engineered for developers.
Pricing
Free tier
Hybrid
Adoption
→StableLicense
Open Source
Data freshness
—Overview
What is PostHog?
The open source Product OS
Key differentiator
“Combines analytics, session replay, feature flags, and A/B testing in a single open-source platform with a massive free tier engineered for developers.”
Capability profile
Strength Radar
Honest assessment
Strengths & Weaknesses
↑ Strengths
Catalog data
Catalog data
Catalog data
↓ Weaknesses
Catalog data
Catalog data
Fit analysis
Who is it for?
✓ Best for
All-in-one product analytics, session replay, and feature flags
Recommended use case
Engineers who want 'good enough' tools in one place without bloat
Recommended use case
Early stage startups (huge free tier)
Recommended use case
✕ Not a fit for
Marketing attribution deeply integrated with ad networks (better with specialized tools)
Not recommended
Enterprise teams needing strict separation of concerns
Not recommended
Cost structure
Pricing
Free Tier
Available
1M events/mo (Analytics), 5K recordings/mo, 1M feature flag requests/mo
Starts at
Pay-as-you-go (starts at $0.0003068/event) after free limits
Model
Hybrid
Enterprise
Available
Performance benchmarks
How Fast Is It?
Ecosystem
Relationships
Next step
Get Started with PostHog
Step-by-step setup guide with code examples and common gotchas.