Head to head
ConfigCat vs Statsig
As a feature flag API, Statsig rates higher on the APIbenchmarks Index, 86.3 to 83.2, a 3.1-point gap. Here is how they compare on each criterion.
Criterion by criterion
| Criterion | ConfigCat | Statsig |
|---|---|---|
| Documentation & DX | ||
| Reliability | ||
| Ecosystem & SDKs | ||
| Accessibility | ||
| APIbenchmarks Index | 83.2 | 86.3 |
Specifications
| ConfigCat | Statsig | |
|---|---|---|
| Best for | Simple flat-priced feature flags for any team size | Flags + experimentation + product analytics |
| Free tier | Free: 10 flags, unlimited seats, unlimited flag reads | Free: unlimited flag checks + 2M metered events/mo, up to ~1M MTUs |
| Pricing | Flat tier (config fetches) | Per metered event / MTU-based |
| Official SDKs | 12 languages | 12 languages |
Is ConfigCat better than Statsig?
On the APIbenchmarks Index, Statsig rates higher (86.3 vs 83.2). It leads on the four weighted criteria, but price is reported separately, so the best choice still depends on your budget.
Verdict in one line
Statsig leads by 3.1 points (86.3 vs 83.2) and wins 3 of 4 criteria.
Winner by criterion
| Criterion | Winner | ||
|---|---|---|---|
| Documentation & DX | 84 | 86 | |
| Reliability | 78 | 85 | |
| Ecosystem & SDKs | 82 | 85 | |
| Accessibility | 90 | 90 | Tie |
Choose ConfigCat if… / choose Statsig if…
- →your use case matches its focus: simple flat-priced feature flags for any team size
- →documentation & dx matters most to you (86 vs 84)
- →reliability matters most to you (85 vs 78)
- →ecosystem & sdks matters most to you (85 vs 82)
- →your use case matches its focus: flags + experimentation + product analytics
Pricing side by side
- Model
- Flat tier (config fetches)
- Free tier
- Free: 10 flags, unlimited seats, unlimited flag reads
- Forever Free$0/mo
- Pro$110/mo
- Smart$325/mo
- Enterprise$900/mo
- Dedicated$4,500/mo
- Model
- Per metered event / MTU-based
- Free tier
- Free: unlimited flag checks + 2M metered events/mo, up to ~1M MTUs
- Developer (Free)$0/month
- Pro$150/month
- EnterpriseCustom
Vendor-published pricing, verified 2026-06-27 (ConfigCat) and 2026-06-27 (Statsig).
SDK and language coverage
Both · 5
.NETJavaScript (Browser/Node/Deno/Bun)GoPythonPHP
Only ConfigCat · 7
ReactCloudflare WorkerJava / AndroidKotlin MultiplatformRuby / Rust / Elixir / C++Swift (iOS) / Dart (Flutter)Unity / Unreal Engine
Only Statsig · 7
React / React NativeNext.jsAngularNode.js (server)Java / KotlinRubyRust
Strengths and weaknesses
- +Flat pricing with unlimited team members, MAUs/contexts and flag reads on every tier (including Free), no per-seat or per-MAU charges
- +Genuinely simple to adopt; many teams self-serve in hours without sales contact
- +Generous Forever Free plan with unlimited seats
- –No built-in experimentation/A-B test result analytics, intentionally not an experimentation platform
- –Segment and target-user management can become messy as flag count grows
- –UI has a learning curve for newcomers
- +Feature-flag and dynamic-config checks are unlimited and free on every tier, you never pay per flag evaluation
- +No per-seat pricing: adding engineers or PMs doesn't change the bill
- +Generous free Developer tier (2M events, unlimited flag checks, 50k session replays, 1-yr retention)
- –Event-/experiment-based metered pricing can produce large surprise bills at high traffic once analytics, experiments or session replay are heavily used
- –No self-hosted / on-prem option, a blocker for strict data-sovereignty requirements
- –Proprietary statistical models are a 'black box', making it hard for data-science teams to validate p-value calculations or run custom frameworks
ConfigCat vs Statsig: questions
- Which has better documentation, ConfigCat or Statsig?
- Statsig scores higher on documentation and developer experience: 86 vs 84 out of 100.
- Which is more reliable, ConfigCat or Statsig?
- Statsig scores higher on reliability: 85 vs 78 out of 100.
- Do ConfigCat and Statsig have a free tier?
- ConfigCat: yes (Free: 10 flags, unlimited seats, unlimited flag reads). Statsig: yes (Free: unlimited flag checks + 2M metered events/mo, up to ~1M MTUs).
- How are ConfigCat and Statsig priced?
- ConfigCat: Flat tier (config fetches). Statsig: Per metered event / MTU-based.
- Which has more official SDKs?
- Both list 12 official SDKs.