ConfigCat vs GrowthBook
Updated June 2026 · A structured head-to-head comparison.
Open-source flags and A/B testing.
The verdict
Both ConfigCat and GrowthBook are credible feature flags tools, and the right pick comes down to your priorities.
ConfigCat — Simple, affordable feature flags.
GrowthBook — Open-source flags and A/B testing.
ConfigCat vs GrowthBook: side by side
| Dimension | ConfigCat | GrowthBook |
|---|---|---|
| Starting price | Free – $99/mo | Free – $20/user/mo |
| Free plan | Yes | Yes |
| Pricing model | Freemium | Freemium |
| Best for | Developers, Smb | Product Teams, Data Teams |
| Platforms | Web, Api | Web, Self Hosted, Api |
| Rating | 4.7/5 | 4.6/5 |
ConfigCat key facts
- Vendor
- ConfigCat
- Pricing
- Freemium — Free – $99/mo
- Free tier
- Yes
- Platforms
- Web, Api
- Best for
- Developers, Smb
- Editor rating
- 4.7 / 5
- Founded
- 2018
- Headquarters
- Lajoskomárom, Hungary
GrowthBook key facts
- Vendor
- GrowthBook
- Pricing
- Freemium — Free – $20/user/mo
- Free tier
- Yes
- Platforms
- Web, Self Hosted, Api
- Best for
- Product Teams, Data Teams
- Editor rating
- 4.6 / 5
- Founded
- 2020
- Headquarters
- San Francisco, CA, USA
Frequently asked questions
Is ConfigCat better than GrowthBook?
Neither is universally better — ConfigCat 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 ConfigCat or GrowthBook cheaper?
ConfigCat is the more affordable of the two to get started, at free – $99/mo. ConfigCat starts at free – $99/mo; GrowthBook starts at free – $20/user/mo.
Can ConfigCat replace GrowthBook?
Yes for most teams — both are feature flags tools with heavily overlapping features. The main trade-offs are pricing and platform support, covered in the comparison above.