Review
PostHog Review (2026)
Open product analytics stack with feature flags and replay.
Top features
- Event tracking
- Funnels and retention
- Dashboards and cohorts
- Session replay or heatmaps
- Data exports and APIs
Pros
- Actionable product insights
- Supports growth experiments
- Flexible reporting
Cons
- Instrumentation effort required
- Can be costly at scale
- Needs governance for reliable metrics