PostHog vs Statsig
Updated June 2026 · A structured head-to-head comparison.
The verdict
Both PostHog and Statsig are credible product analytics tools, and the right pick comes down to your priorities.
PostHog — The open-source product OS.
Statsig — Experimentation and feature flags.
PostHog vs Statsig: side by side
| Dimension | PostHog | Statsig |
|---|---|---|
| Starting price | Free | Free |
| Free plan | Yes | Yes |
| Pricing model | Freemium | Freemium |
| Best for | Startups, Product Teams, Developers | Product Teams, Developers |
| Platforms | Web, Self Hosted, Api | Web, Api |
| Rating | 4.7/5 | 4.7/5 |
PostHog key facts
- Vendor
- PostHog
- Pricing
- Freemium — Free
- Free tier
- Yes
- Platforms
- Web, Self Hosted, Api
- Best for
- Startups, Product Teams, Developers
- Editor rating
- 4.7 / 5
- Founded
- 2020
- Headquarters
- San Francisco, CA, USA
Statsig key facts
- Vendor
- Statsig
- Pricing
- Freemium — Free
- Free tier
- Yes
- Platforms
- Web, Api
- Best for
- Product Teams, Developers
- Editor rating
- 4.7 / 5
- Founded
- 2020
- Headquarters
- Bellevue, WA, USA
Frequently asked questions
Is PostHog better than Statsig?
Neither is universally better — PostHog edges ahead on overall rating, but the best choice depends on price, platforms, and your use case. See the side-by-side table above.
Is PostHog or Statsig cheaper?
PostHog is the more affordable of the two to get started, at free. PostHog starts at free; Statsig starts at free.
Can PostHog replace Statsig?
Yes for most teams — both are product analytics tools with heavily overlapping features. The main trade-offs are pricing and platform support, covered in the comparison above.