ConfigCat vs PostHog: Feature Flags Comparison (2026)
ConfigCat is a feature flag platform with a free tier that includes unlimited feature flags, environments, and API access, along with team management features. PostHog offers feature flags as part of a broader analytics platform, with usage-based pricing and a free tier that emphasizes community support.
AI Citation Scorecard
How often each is cited by major AI engines when buyers ask feature flags questions. Last 90 days across ChatGPT, Perplexity, Gemini, Claude, and Copilot.
Probes run hourly; each (engine × query) combo retests every ~3 days.
Pricing
Key Features
- ✓Unlimited Feature Flags
- ✓Unlimited Environments
- ✓Unlimited API Access
- ✓5 million config JSON downloads/month
- ✓99.9% uptime
- ✓No credit card required for free tier
- ✓Team Management with unlimited members
- ✓2FA and SSO support
- ✓Generous free tier
- ✓Usage-based pricing
- ✓Unlimited team members
- ✓Community support
When to choose ConfigCat
ConfigCat is suitable for users who need unlimited feature flags, environments, and API access, along with team management and a guaranteed uptime of 99.9%. Its free tier supports 5 million config JSON downloads per month.
When to choose PostHog
PostHog is suitable for users who prioritize a usage-based pricing model and seek a platform with robust analytics features. Its free tier offers unlimited team members and community support.