ConfigCat vs Flagsmith
On the evidence we track, ConfigCat leads this comparison with a composite score of 71/100. Scores are only directly comparable because these tools share a category; the full breakdown and every source is below.
Capabilities
Feature-by-feature on the axes that matter for feature flag software. “-” means undocumented, not absent.
What each one is
The product in its own terms, so the numbers below have context.
ConfigCat
LeaderA hosted service for managing feature toggles across applications with unlimited seats. Allows teams to target specific user groups and control feature changes remotely via a simple dashboard.
Flagsmith
An open-source platform for managing feature flags and remote configuration across web, mobile, and server-side applications. Enables controlled rollouts, A/B testing, and runtime configuration changes without code deployment.
Pricing
List pricing as published by each vendor, with the date we read it. Always verify at the source before you buy.
ConfigCat
LeaderFree tier with same features as paid plans. Transparent, flat pricing on paid plans.
- Forever FreeFree
Flagsmith
Free tier (50k requests/month). Paid plans from $40/month.
- FreeFree
- Up to 50,000 requests per month
- 1 team member
- Unlimited feature flags
- Unlimited environments
- Unlimited identities and segments
- +1 more
- Start-Up$40/month
- 1,000,000 requests per month
- 3 team members
- Email technical support
- Scheduled flags
- 3rd party integrations
- Growing$50/seat/month
- SAML/SSO authentication
- Governance features (roles, permissions, change requests, audit logs)
- Priority email and chat technical support
- EnterpriseContact sales
- Custom hosting solutions
- Real-time technical support via chat
- Enterprise SLA
Platform & deployment
Where each product runs and how it can be hosted. A dash means undocumented, not unsupported.
Integrations
What each product connects to. Counts come from the vendor's own integration directory where one exists.
- Datadog
- GitHub
- GitLab
- Jira
ConfigCat
Leader- Amplitude
- Bitbucket
- Bitrise
- CircleCI
- GitHub Actions
- GitLab CI/CD
- Google Analytics
- JetBrains
- IntelliJ
- Microsoft Teams
- Mixpanel
- monday.com
- Segment
- Slack
- Terraform
- Trello
- Visual Studio Code
- Zapier
- Zoho Flow
- VSCode
Flagsmith
- Analytics platforms (for A/B testing)
- OpenFeature standard
- Sentry
- Okta
- OpenTelemetry
ConfigCat or Flagsmith: which one depends on you
A composite score cannot know your constraints. Describe them and both get re-weighted against what you actually need, with the evidence behind every position.
Free to run, no account needed to start. How the evaluation works
Comparison generated from independently-sourced facts. Every value links to its source and retrieval date. See the method.