PostHog Review 2026
by PostHog Inc.
Open-source product analytics with feature flags, session replay, and A/B tests — self-hostable.
Starting Price
Free
Pricing Model
freemium
Free Tier
Yes
Category
Product Analytics
Overview
PostHog ships analytics, session replay, feature flags, A/B testing, and surveys in one open-source platform. You can run it on your own infrastructure for full data control, or use the cloud version. The generous free cloud tier makes it the default choice for startups.
Pros
- ✓All-in-one: analytics + feature flags + session replay + A/B
- ✓Open-source and self-hostable
- ✓Most generous free tier in the category (1M events)
Cons
- ✗UI less polished than Amplitude or Mixpanel
- ✗Self-hosting requires infrastructure management
- ✗Some enterprise features still maturing
Key Features
- Event analytics
- Session replay
- Feature flags
- A/B testing
- Surveys
Pricing
Free tier (1M events/mo, 5K session recordings). Paid from $0 (usage-based above free limits).
Check current pricing on PostHog →Who is PostHog for?
Startups and engineering-led teams that want an all-in-one, open-source analytics stack
Frequently Asked Questions
Is PostHog free?
Yes, PostHog offers a free tier. Paid plans start at $0/mo.
How much does PostHog cost?
PostHog starts at $0/mo, with a free tier available. Free tier (1M events/mo, 5K session recordings). Paid from $0 (usage-based above free limits).
What is PostHog used for?
Open-source product analytics with feature flags, session replay, and A/B tests — self-hostable. Startups and engineering-led teams that want an all-in-one, open-source analytics stack
Is PostHog worth it?
PostHog's main strengths are all-in-one: analytics + feature flags + session replay + a/b and open-source and self-hostable. The main drawback is ui less polished than amplitude or mixpanel.
What are the best alternatives to PostHog?
There are several strong alternatives to PostHog in the Analytics & Product Intelligence category. See our full comparison on the PostHog alternatives page for a ranked list.