The Best Feature Flag Software in 2026
We researched feature flag software from official websites, including pricing pages, plan tables, and product documentation. Rankings reflect the category’s core job, value for money, and verified feature coverage for teams managing releases and application behavior.
Our top picks
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Top ranked
Flagsmith#1 of 279.4/10A flexible flag platform for teams that need hosted or self-hosted deployment.
Free plan · 14-day trial
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Runner-up
ConfigCat#2 of 279.2/10Broad feature flag coverage with a useful free tier and clear growth paths.
Free plan
-
Top-ranked free plan
Split#3 of 279.0/10A strong fit for teams that want feature flags and experimentation in one platform.
Free plan · 30-day trial
Advertiser disclosure: iTechGuides is reader-supported. Vendors can pay for top positions in our rankings and for a place on other products' pages, and we may earn a commission when you click some links. Bought places stand at the number bought; this page and our disclosure say so. Paying vendors may get a fuller, more detailed review from our editors, and that review can change their score. How we rank.
The full ranking 27 tools, best first
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Best forOpen-source teams needing hosted or self-hosted flags
A flexible flag platform for teams that need hosted or self-hosted deployment.
- Approval workflows
- Audit log
- User segments
Free plan · 14-day trial Our Flagsmith verdict → Visit FlagsmithFor vendors Sponsor this spot · #1 · $149/mo →9.4/10★★★★★Visit Flagsmith -
Best forTeams wanting broad, affordable flag management
Broad feature flag coverage with a useful free tier and clear growth paths.
- Approval workflows
- Audit log
- User segments
9.2/10★★★★★Visit ConfigCat -
Best forTeams combining flags with experimentation
A strong fit for teams that want feature flags and experimentation in one platform.
- Approval workflows
- Audit log
- User segments
Free plan · 30-day trial Our Split verdict → Visit SplitFor vendors Sponsor this spot · #3 · $79/mo →9.0/10★★★★☆Visit Split -
Best forTeams wanting flags with analytics integrations
A flexible feature flag platform with free rollouts and analytics integrations.
- Approval workflows
- Audit log
- User segments
8.9/10★★★★☆Visit Optimizely -
Best forProduct teams prioritizing experimentation depth
A strong fit for teams that need deep experimentation alongside feature flags.
8.8/10★★★★☆Visit GrowthBook -
Best forExperimentation teams wanting a visual editor
A broad experimentation and feature flag platform with a visual editor and free starting tier.
8.6/10★★★★☆Visit Statsig -
Best forSelf-hosted teams needing approvals and experimentation
A self-hosted feature flag platform with approvals, rollouts, and experimentation.
- Approval workflows
- Audit log
- User segments
8.5/10★★★★☆Visit FeatBit -
Best forTeams prioritizing experimentation breadth
A broad experimentation platform with a free tier and a costly paid starting point.
8.4/10★★★★☆Visit DevCycle -
Best forTeams needing unlimited environments and approvals
A feature flag platform with unlimited environments, approvals, and broad SDK coverage.
- Approval workflows
- Audit log
- User segments
8.2/10★★★★☆Visit Featureflow -
Best forTeams needing self-hosted proxy support
A paid feature flag platform with rollouts, approvals, testing, and self-hosted proxy support.
- Approval workflows
- Audit log
- User segments
8.1/10★★★★☆Visit Tggl -
Best forAPI-focused teams paying by evaluation volume
A usage-priced feature flag platform for API-focused teams and self-hosted deployments.
- Approval workflows
- Audit log
- User segments
8.0/10★★★★☆Visit TrustyGorilla -
Best forTeams wanting affordable operational rollouts
An affordable feature flag platform with strong rollout controls and a free plan.
- Audit log
- User segments
- Targeting rules
7.9/10★★★★☆Visit Rollgate -
Best forSmall teams wanting inexpensive governed flags
A low-cost governed flag platform for small teams that need core rollout controls.
- Approval workflows
- Audit log
- User segments
7.8/10★★★★☆Visit feat -
Best forGit-oriented teams needing open-source governance
A strong open-source choice for teams managing feature flags through Git workflows.
- Approval workflows
- Audit log
- User segments
7.7/10★★★★☆Visit Flipt -
Best forOpen-source teams needing experimentation and flags
A strong fit for teams that want open-source control across web, mobile, and API delivery.
- Audit log
- User segments
- Targeting rules
7.6/10★★★★☆Visit Bucketeer -
Best forInfrastructure teams wanting file-based open-source flags
A self-hosted, file-based flag system for infrastructure-focused teams.
- User segments
- Targeting rules
- Percentage rollouts
7.5/10★★★★☆Try GO Feature Flag -
Best forEngineering teams using Git-based flag workflows
A free, open-source choice for teams managing flags through Git and CI/CD.
- User segments
- Targeting rules
- Percentage rollouts
7.4/10★★★★☆Visit Featurevisor -
Best forSmall teams needing straightforward flags and A/B tests
A focused flagging tool for controlled releases and experiments measured in your own analytics.
7.3/10★★★★☆Visit Featureflip -
Best forSmall teams needing lifecycle-aware flag management
A focused, affordable flag-management option for small engineering teams.
- Audit log
- User segments
- Targeting rules
7.2/10★★★★☆Visit Zenmanage -
Best forBudget-conscious teams wanting open-source flexibility
Broad feature flag controls with open-source self-hosting and low-cost SaaS.
- Audit log
- Targeting rules
- Percentage rollouts
7.1/10★★★★☆Visit FeatureHub -
Best forDevelopers seeking open-source self-hosted toggles
A self-hosted feature flag service with targeting, approvals, rollouts, and APIs.
- User segments
- Targeting rules
- Percentage rollouts
7.0/10★★★★☆Visit FeatureProbe -
Best forSmall web teams wanting simple open-source toggles
A free, self-hosted option for teams that need straightforward feature toggles.
- Audit log
- User segments
- Targeting rules
6.8/10★★★☆☆Visit Togglely -
Best forEnterprises needing approvals and broad SDK coverage
A governance-focused feature flag service with broad SDK coverage and contact-sales pricing.
- Approval workflows
- Audit log
- User segments
6.7/10★★★☆☆Visit CloudBees -
Best forExperiment-led teams needing enterprise controls
A feature flag platform for teams combining experimentation with enterprise governance.
6.6/10★★★☆☆Visit Harness -
Best forVercel users needing deployment-based releases
A deployment-focused choice for Vercel users managing staged releases and rollbacks.
- Audit log
6.5/10★★★☆☆Visit Vercel -
Best forTeams pairing flags with advanced experimentation
A feature-flag platform with broad experimentation and warehouse-connected analysis.
6.1/10★★★☆☆Visit LaunchDarkly -
UnleashVerified
Best forFeature-flag-based progressive delivery
A strong feature-flag platform for progressive delivery, but not a full release manager.
5.4/10★★★☆☆Explore the platform
No tools match those filters.
Compare at a glance
| # | Tool | Free plan | Paid from | SDK languages | Targeting rules | Percentage rollouts | User segments | Score |
|---|---|---|---|---|---|---|---|---|
| 1 | Flagsmith | Yes | $40/mo | JavaScript, React, Next.js, Android/Kotlin, iOS/Swift, Flutter, Python, Java, .NET, Node.js, Ruby, PHP, Go, Rust, Elixir | Yes | Yes | Yes | 9.4 |
| 2 | ConfigCat | Yes | $110/mo | 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 | Yes | Yes | Yes | 9.2 |
| 3 | Split | Yes | JavaScript, Flutter, Browser, Redux, Node.js, Python, Java, Go, .NET, Ruby, PHP, Elixir | Yes | Yes | Yes | 9.0 | |
| 4 | Optimizely Feature Management | Yes | Android, C#, Flutter, Go, Java, JavaScript, PHP, Python, React, React Native, Ruby, Swift | Yes | Yes | Yes | 8.9 | |
| 5 | GrowthBook | Yes | $40/seat/mo | 8.8 | ||||
| 6 | Statsig | Yes | $150/mo | 8.6 | ||||
| 7 | FeatBit | Yes | $3,999/yr | JavaScript/TypeScript, React, React Native, Node.js, .NET, Java, Python, Ruby, Go, Rust, OpenFeature providers | Yes | Yes | Yes | 8.5 |
| 8 | DevCycle | Yes | $500/mo | 8.4 | ||||
| 9 | Featureflow | Yes | $99/mo | Java, Node.js, .NET, Ruby, Go, JavaScript/TypeScript, React, React Native, iOS, Android, Python | Yes | Yes | Yes | 8.2 |
| 10 | Tggl | No | €18/mo | Angular, .NET, Express.js, Java, JavaScript, Kotlin, NestJS, Next.js, Node.js, PHP, Python, React Native, React, Ruby on Rails, Ruby, Swift, TypeScript, Vue | Yes | Yes | Yes | 8.1 |
| 11 | TrustyGorilla | Yes | $10/unit usage-based | JavaScript, TypeScript, Python, Java, Go, Kotlin, .NET, PHP, Ruby, Swift | Yes | Yes | Yes | 8.0 |
| 12 | Rollgate | Yes | €45/mo | React, Vue, Angular, Svelte, Browser, Node.js, Go, Python, Java, .NET, React Native, Flutter | Yes | Yes | Yes | 7.9 |
| 13 | feat | Yes | $15/mo | JavaScript, Go, Python, Ruby, Cloudflare Workers | Yes | Yes | Yes | 7.8 |
| 14 | Flipt | Yes | $200/mo | Go, Python, JavaScript, C#, Swift, Kotlin, Dart | Yes | Yes | Yes | 7.7 |
| 15 | Bucketeer | Yes | Free | Android, iOS, Flutter, JavaScript, React, React Native, Go, Node.js, OpenFeature | Yes | Yes | Yes | 7.6 |
| 16 | GO Feature Flag | Yes | Free | JavaScript, TypeScript, React, Angular, Swift, Kotlin/Android, Go, Java, Kotlin, .NET, Python, Node.js, PHP, Ruby, Rust, NestJS | Yes | Yes | Yes | 7.5 |
| 17 | Featurevisor | Yes | Free | JavaScript, Node.js, Browser, React, React Native, Go, Python, PHP, Ruby, Java, Swift, Next.js | Yes | Yes | Yes | 7.4 |
| 18 | Featureflip | Yes | $39/mo | 7.3 | ||||
| 19 | Zenmanage | Yes | $290/yr | JavaScript/TypeScript, PHP, Laravel, Python, Go, .NET | Yes | Yes | Yes | 7.2 |
| 20 | FeatureHub | No | $4.99/user/mo | Java, JavaScript, C#, Dart, Go, Python, Ruby, Swift | Yes | Yes | 7.1 | |
| 21 | FeatureProbe | Free | Java, Rust, Go, Python, Node.js, JavaScript, Android, iOS, Mini Program, React, Flutter | Yes | Yes | Yes | 7.0 | |
| 22 | Togglely | Yes | Free | JavaScript, TypeScript, React, Svelte, Vue.js | Yes | Yes | Yes | 6.8 |
| 23 | CloudBees Unify Feature Management | Java, Go, Python, Node.js, C, C++, .NET/C#, PHP, Ruby, JavaScript, Android, iOS, Objective-C, Swift, React Native | Yes | Yes | Yes | 6.7 | ||
| 24 | Harness Feature Management & Experimentation | 6.6 | ||||||
| 25 | Vercel | Yes | $20/user/mo | 6.5 | ||||
| 26 | LaunchDarkly Experimentation | Yes | $8.33/unit/mo | 6.1 | ||||
| 27 | Unleash | 5.4 |
Head-to-head All 28 comparisons →
- Flagsmith vs ConfigCat
- Flagsmith vs Split
- Flagsmith vs Optimizely Feature Management
- Flagsmith vs GrowthBook
- Flagsmith vs Statsig
- Flagsmith vs FeatBit
- Flagsmith vs DevCycle
- ConfigCat vs Split
- ConfigCat vs Optimizely Feature Management
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How we rank feature flag software
Every tool on this page was researched by iTechGuides Editors from its official website — pricing pages, plan tables and product documentation. We rank on how well each one does this category's core job, what the free or entry plan includes, and where it falls short. Where we have enough verified facts, the score out of 10 is a rubric — job fit, value and how much we could verify — shown with its breakdown on every tool's page; a tool we have not verified enough to score yet shows its rank without a number. Scores are re-checked when a product changes its plans. Read the full editorial policy, or submit a tool we missed.
Reviewed by iTechGuides Editors · Editorial team · Updated Oct 2026
Last updated · How we research and update