ConfigCat

Name: ConfigCat
Brand: ConfigCat
Rating: 4.6 (49 reviews)

Unclaimed Editor reviewed

Feature flag and configuration management

Feature Flags DevOps API Tools Testing & QA

Visit Website

4.6(49 across the web)

FreemiumVisit Website

Reviews onG2Capterra

49 reviews tracked

The Bottom Line

Entry price

Free plan available, paid tiers above

Biggest pro

Unlimited team seats on all plans including the free tier

Biggest con

Free plan limited to 10 feature flags and 2 environments

TL;DR - ConfigCat

Feature flag service with unlimited seats, user targeting, and percentage rollouts for 30+ platforms
Free plan includes 5M config downloads/month, 10 flags, and unlimited team members
Paid plans from $110/month (Pro) to $4,500/month (Dedicated) based on usage volume

Pricing: Free plan available

Best for: Growing teams

4.6/5 across review platforms

What is ConfigCat?

Editorial review

ConfigCat is a feature flag management service that lets development teams toggle features on and off without redeploying code. It supports user targeting by attributes like region, email, or subscription tier, percentage-based rollouts for gradual releases, and A/B testing to measure feature impact. The platform provides SDKs for 30+ languages and frameworks, integrates with tools like Slack, GitHub, Jira, and Datadog, and includes a public management API for programmatic control. ConfigCat is ISO 27001:2022 certified and GDPR compliant, with enterprise security features including SAML SSO and two-factor authentication. All plans include unlimited team seats.

Available on: Web

LCLouis CorneloupUpdated May 26, 2026 · how we evaluateSourceconfigcat.com ↗

Pros & Cons

Pros

Unlimited team seats on all plans including the free tier
Straightforward usage-based pricing without per-seat charges
SDKs for 30+ languages cover virtually any tech stack
ISO 27001:2022 certified with GDPR compliance
Clean dashboard makes flag management accessible to non-technical users
Generous free tier with 5M config downloads per month

Cons

Free plan limited to 10 feature flags and 2 environments
No built-in analytics, requires integration with third-party tools
Enterprise plan starts at $900/month which may exceed small team budgets
Audit log retention is only 35 days on Pro and Smart plans
Limited A/B testing depth compared to dedicated experimentation platforms

Ratings Across the Web

4.6(49 reviews)

Ratings aggregated from independent review platforms. Learn more

Key Features

Feature flag toggle management via dashboard or APIUser targeting and segmentation by custom attributesPercentage-based rollouts for gradual feature releasesA/B testing and experimentation supportSDKs for 30+ languages including JavaScript, React, Python, Go, and JavaIntegrations with Slack, GitHub, Jira, Datadog, and AmplitudePublic management API for programmatic flag controlSAML SSO, 2FA, and ISO 27001:2022 certificationAudit log with up to 2-year retention on enterprise plansUnlimited team seats on every plan including free

Pricing

Freemium

ConfigCat offers a generous free tier with optional paid upgrades for advanced features.

View pricing

Reviews

4.6/5

Across 49 verified user reviews on G2, Capterra

Add your hands-on experience to help the next buyer.

Write a Toolradar review

Best ConfigCat Alternatives

Top alternatives based on features, pricing, and user needs.

View full list →

LaunchDarklyPaid

Feature flags and experimentation at scale

4.7

PostHogFreemium

Open-source product analytics with event tracking, feature flags, and session recording

4.5

VWOPaid

Experimentation and conversion optimization

4.4

OptimizelyPaid

Digital experience optimization platform

4.2

SplitPaid

Feature flags and experimentation platform

4.2

FlagsmithFreemium

Open-source feature flag and remote config

4.8

GrowthBookFreemium

Open-source feature flags and A/B testing

4.6

See all Feature Flags tools →

Still deciding?

Most buyers shortlist 2 or 3 tools before committing. Pull a side-by-side comparison or browse the full alternatives shortlist below.

All ConfigCat alternatives7+ tools ranked, pricing + verdict per pick ConfigCat vs LaunchDarklyHead-to-head: features, pricing, who wins ConfigCat vs PostHogHead-to-head: features, pricing, who wins ConfigCat vs VWOHead-to-head: features, pricing, who wins

Explore More

Best Feature Flags Tools Best DevOps Tools Best API Tools Tools Best Testing & QA Tools Best Free Feature Flags Best Free DevOps Best Free API Tools Best Free Testing & QA

ConfigCat FAQ

What is ConfigCat?

ConfigCat is a feature flag management service that lets teams turn features on or off remotely without code deployments. It supports user targeting, percentage rollouts, and A/B testing across 30+ platforms.

Does ConfigCat have a free plan?

Yes. The Forever Free plan includes 5 million config downloads per month, 10 feature flags, 2 environments, unlimited team seats, and all SDKs. No credit card is required.

How does ConfigCat pricing work?

ConfigCat prices based on config download volume and network traffic, not per user. All plans include unlimited team seats. Paid plans range from $110/month (Pro, 25M downloads) to $4,500/month (Dedicated, 6B+ downloads).

What languages and frameworks does ConfigCat support?

ConfigCat provides SDKs for 30+ platforms including JavaScript, React, Angular, Node.js, Python, Java, Go, .NET, Ruby, PHP, iOS (Swift), Android (Kotlin), Flutter, and more.

Is ConfigCat secure enough for enterprise use?

Yes. ConfigCat is ISO 27001:2022 certified and GDPR compliant. Enterprise features include SAML SSO, two-factor authentication, audit logs with 2-year retention, and premium SLA support.

Can I use ConfigCat for A/B testing?

Yes. ConfigCat supports percentage-based rollouts and feature flag targeting that enable A/B testing. For analytics, it integrates with Amplitude, Datadog, and other tools to measure the impact of feature variations.

Source: configcat.com

Guides & Articles

Best Feature Flag Tools in 2026

Features ConfigCat

Best Observability Platforms in 2026

Expert guide

Best Incident Management Software in 2026

Expert guide