Home / Development & engineering / Feature flags & experimentation / Best
Our picks · 5 tools reviewed
Best Feature flags & experimentation software for 2026
Turns product features on or off for chosen users without redeploying, and tests variations. Below: the names buyers expect to see, the newer tools gaining ground, and how their key features and prices compare. How we pick ; nobody pays for a place here.
The best-known feature flags & experimentation tools: the ones most buyers shortlist.
Feature flags & experimentation Category leader
Free plan · $10/service connection/mo
Feature flags and experimentation for shipping and testing in production
Key features
Percentage rollouts User targeting rules Kill switch Multi-language SDKs A/B experiments Per-environment flags
Explore software
Feature flags & experimentation Category leader
Contact sales
Feature flags and experiments across backend, mobile and edge
Key features
Percentage rollouts User targeting rules Kill switch Multi-language SDKs A/B experiments
Explore software
Feature flags & experimentation Category leader
Free plan · $150/mo
Feature flags, experiments and analytics in one platform
Key features
Percentage rollouts User targeting rules Kill switch Multi-language SDKs A/B experiments Per-environment flags
Explore software
Newer tools with real traction and a clear difference from the leaders.
Feature flags & experimentation Rising
Free plan · $500/mo
Feature flags with edge delivery and OpenFeature support
Key features
Percentage rollouts Multi-language SDKs A/B experiments Per-environment flags
Explore software
Feature flags & experimentation Rising
Free plan · $100/mo
TypeScript feature flags that clean up after themselves
Key features
Percentage rollouts Per-environment flags
Explore software
Browse and filter all feature flags & experimentation software