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ConfigCat vs Kameleoon

Feature checklists rarely decide anything. What decides it is the pricing metric, who has to write the tests, and which limitation you can live with.

Entry price

From $110 per month (Pro)

Free tier

From $495 per month (PBX Starter: 10 experiments, 50k tested visitors)

Trial only

What drives the bill

The metric that actually scales your invoice.

Plans run Free, Pro $110, Smart $325, Enterprise $900 and Dedicated $4,500 a month. Unlimited seats and unlimited flag reads on every plan, including free — unusual and genuinely valuable for wide access; paid tiers mainly raise flag, environment and product limits.

Kameleoon now publishes an entry price. Above Starter it is priced by traffic and modules on a custom quote.

Free tier

Free forever plan with a monthly config-request allowance and unlimited members.

30-day trial, no card, up to 3 experiments.

Open source

Self-hostable

No-code authoring

Languages

JavaScriptTypeScriptPythonJavaC#GoRubyPHPSwiftKotlinDart
JavaScriptPythonJavaC#PHPGoCodeless

Platforms

WebAPIiOSAndroidDesktop
WebAPIiOSAndroid

Fits teams

Solo / side projectStartupScale-up / mid-market
Scale-up / mid-marketEnterprise

Adoption

Established

ConfigCat · since 2018

Established

Kameleoon · since 2012

Strengths

  • Unlimited team members at every tier, so product and support can toggle flags too.
  • Very simple to adopt — an afternoon, not a project.
  • Broad SDK coverage including Dart and Elixir.
  • Genuinely good hybrid model — the same experiment can run client- and server-side.
  • Effective anti-flicker implementation.
  • EU hosting with healthcare-grade compliance options.

Limitations

  • No experimentation or analytics to speak of.
  • Limited targeting sophistication compared to LaunchDarkly.
  • Small vendor.
  • Smaller market presence outside Europe.
  • Only the entry tier is priced publicly; everything above it is a sales conversation.
  • Fewer third-party integrations than Optimizely.

Best for

Teams that want simple, cheap flags accessible to the whole company.

European enterprises needing both marketer and developer experimentation under GDPR.

Pricing last reviewed August 2026 and is indicative only — confirm on each vendor’s own page.