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Head-to-head · Feature Flag Software

Flagsmith vs ConfigCat

  • Updated Oct 2026
  • Both researched from official sources
  • 7 checks side by side
Higher score Flagsmith #1 in Feature Flag Software 9.4/10 Free plan · 14-day trial Free planFree trial✓ 5 of 5 features Visit Flagsmith
ConfigCat #2 in Feature Flag Software 9.2/10 Free plan Free plan✓ 5 of 5 features Visit ConfigCat

Flagsmith leads on 1 check, ConfigCat on 0, and 6 are even. Who comes out ahead on the 7 yes/no, price and count checks where we have data for both products. The editor score weighs everything else too.

Our verdict

  • Highest scoreFlagsmith · 9.4/10
  • Lowest starting priceFlagsmith · $40/mo
  • Free planboth
  • Free trialonly Flagsmith

Flagsmith scores higher on our rubric for feature flag software: 9.4 against 9.2 out of 10; our editors rank them #1 and #2.

Flagsmith is cheaper to start at $40/user/mo against $110/user/mo.

Flagsmith is the better fit for open-source teams needing hosted or self-hosted flags. ConfigCat is the better fit for teams wanting broad, affordable flag management.

  • Flagsmith fits best

    Open-source teams needing hosted or self-hosted flags

  • ConfigCat fits best

    Teams wanting broad, affordable flag management

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Side by side

Feature Flagsmith 9.4/10 Visit ↗ ConfigCat 9.2/10 Visit ↗
At a glance
Editor score 9.4 9.2
Ranking #1 in Feature Flag Software #2 in Feature Flag Software
Best for Open-source teams needing hosted or self-hosted flags Teams wanting broad, affordable flag management
Pricing model Free plan + paid Free plan + paid
Starting price $40/mo (best) $110/mo
Free plan ✓ ✓
Free trial 14 days —
Deployment Cloud, Self-hosted Cloud, Self-hosted
Platforms Web, iOS, Android Web, macOS, iOS, Android, Chrome extension
Support Email, Live chat, Community, Docs Email, Live chat, Community, Docs
Compliance HIPAA, ISO 27001, GDPR, SSO/SAML, 2FA GDPR, ISO 27001, SSO/SAML, 2FA
Integrations 18 integrations 19 integrations
Built for Solo, Small business, Mid-market, Enterprise Small business, Mid-market, Enterprise
Features Flagsmith 5/5 · ConfigCat 5/5
Targeting rules ✓ ✓
Percentage rollouts ✓ ✓
User segments ✓ ✓
Audit log ✓ ✓
Approval workflows ✓ ✓
Specs
SDK languages JavaScript, React, Next.js, Android/Kotlin, iOS/Swift, Flutter, Python, Java, .NET, Node.js, Ruby, PHP, Go, Rust, Elixir JavaScript, Angular, React, Node.js, Deno, Bun, Cloudflare Worker, .NET, Java, Go, PHP, Python, Android Java, iOS Swift, Dart, Flutter, Kotlin Multiplatform, Ruby, Elixir, C++, Rust, Unreal Engine
Environments Not checked yet 3
Our review
Pros
  • Supports targeting, staged rollouts, remote configuration, and experimentation.
  • Offers hosted, private cloud, and self-hosted deployment options.
  • Includes approvals, audit logs, real-time updates, and broad SDK coverage.
  • Free plan includes 10 flags, 2 environments, and 2 products
  • Supports targeting, segments, percentage rollouts, approvals, and audit logs
  • SDKs cover web, mobile, backend, game, and multiple programming languages
Cons
  • The Free plan allows 50,000 requests per month and one team member.
  • Scale-Up costs $250/month annually or $300/month monthly.
  • Enterprise is aimed at teams with 20+ members and uses tailored hosting solutions.
  • Forever Free is limited to 10 feature flags and 2 environments
  • Enterprise uses custom agreements instead of a fixed listed price
  • Hosted or on-premise deployment is included in the Dedicated plan
Our verdict

Flagsmith is an open-source feature flag and remote configuration platform for development teams managing web, mobile, and server-side applications. It supports user and segment targeting, percentage-based and staged rollouts, remote…

Read the review →

ConfigCat is a feature flag and remote configuration service for software teams. Its dashboard manages flags, settings, environments, targeting rules, percentage-based rollouts, reusable segments, permissions, approvals, and scheduled…

Read the review →
  1. FlagsmithFeature Flag Software 9.4Free plan · 14-day trial
  2. ConfigCatFeature Flag Software 9.2Free plan

Strengths and trade-offs

  • Flagsmith — where it wins

    • Supports targeting, staged rollouts, remote configuration, and experimentation.
    • Offers hosted, private cloud, and self-hosted deployment options.
    • Includes approvals, audit logs, real-time updates, and broad SDK coverage.

    Where it doesn't

    • The Free plan allows 50,000 requests per month and one team member.
    • Scale-Up costs $250/month annually or $300/month monthly.
    • Enterprise is aimed at teams with 20+ members and uses tailored hosting solutions.

  • ConfigCat — where it wins

    • Free plan includes 10 flags, 2 environments, and 2 products
    • Supports targeting, segments, percentage rollouts, approvals, and audit logs
    • SDKs cover web, mobile, backend, game, and multiple programming languages

    Where it doesn't

    • Forever Free is limited to 10 feature flags and 2 environments
    • Enterprise uses custom agreements instead of a fixed listed price
    • Hosted or on-premise deployment is included in the Dedicated plan

More comparisons

All feature flag software comparisons → · Full ranking →

Reviewed by iTechGuides Editors · Editorial team · Updated Oct 2026

Last updated · How we research and update