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Developer Tools · head to head

ConfigCat vs Qwik

ConfigCat logo

ConfigCat

Developer Tools

Feature flag service priced per flag and environment with unlimited seats and unlimited monthly active users

From
Free
Free plan
Yes
Full reviewWebsite
Qwik logo

Qwik

Web Development

Framework for edge computing with instant interactivity and minimal JavaScript

From
Free
Free plan
Yes
Full reviewWebsite

The short version

  • Each has a real cost: ConfigCat there is no experimentation or statistical analysis engine, so teams wanting real A/B tests with significance testing must buy and integrate a separate analytics or experimentation product.; Qwik different mental model than React requires learning new patterns
  • They diverge on capability: ConfigCat covers Feature flags and configuration, Qwik covers Resumability.
  • Prices and features above were last checked on 31 August 2026.

Where they differ

Only the attributes on which ConfigCat and Qwik actually diverge.

Attributes where ConfigCat and Qwik differ
AttributeConfigCatQwik
Pricing modelPer month by feature flag and environment countopen-source
PlatformsWeb, API, iOS, Android, Node.js, .NET, Java, Python, GoWeb, Edge
CategoryDeveloper ToolsWeb Development

Identical on both: starting price (Free), free tier (Yes), user rating (Not yet rated).

What each one covers

Drawn from each product's published feature list. An absence here means we hold no record of it - not that the product lacks it.

Only in ConfigCat

  • Feature flags and configuration
  • Percentage rollouts
  • Targeting rules and segments
  • Unlimited seats
  • Global CDN delivery
  • Audit log
  • Public API and webhooks
  • SDKs across languages

Only in Qwik

  • Resumability
  • Minimal JavaScript
  • Lazy JavaScript execution
  • Edge deployment support
  • Qwik Optimizer
  • Vite integration
  • JSX support

What people use each for

The jobs each tool is most often brought in to do.

ConfigCat

  • A consumer or mobile app with millions of users where per-MAU flag pricing would cost more than the flags are worthnot Qwik
  • A team that wants every engineer, product manager and support agent to have a login without paying per seatnot Qwik
  • Decoupling deployment from release with percentage rollouts and a kill switch, without buying an experimentation platformnot Qwik
  • A small team that needs ten flags permanently and can run indefinitely on the free tiernot Qwik

Qwik

  • Building ultra-fast web applications with instant page loadsnot ConfigCat
  • Edge-computing-first applications requiring minimal JavaScriptnot ConfigCat
  • Performance-critical applications targeting mobile usersnot ConfigCat
  • Projects requiring sub-second Time to Interactive on slow networksnot ConfigCat

Where each one falls short

Documented limitations, not opinions. Every one is a constraint you would hit in normal use.

ConfigCat

  • There is no experimentation or statistical analysis engine, so teams wanting real A/B tests with significance testing must buy and integrate a separate analytics or experimentation product.
  • Pricing by flag count punishes exactly the hygiene you want: the Pro tier caps at 100 flags, so teams that do not aggressively retire stale flags are pushed to the 325 dollar Smart tier for housekeeping reasons rather than growth.
  • The free tier allows only 2 environments, which does not cover the common development, staging and production split, so almost any real deployment starts on a paid plan.
  • It is a smaller vendor than the category incumbents, so enterprise procurement teams will find less depth in compliance attestations, contractual terms and reference architecture than LaunchDarkly offers.
  • Flag evaluation relies on SDK-side caching of a CDN-delivered config, which is fast but means propagation of a change is eventually consistent rather than instant, something to understand before relying on it as an emergency kill switch.

Qwik

  • Different mental model than React requires learning new patterns
  • Smaller ecosystem and community compared to established frameworks
  • Limited third-party component library support
  • Fewer examples and tutorials in documentation

Pricing, plan by plan

ConfigCat

Free
  • Forever FreeFree
    • 10 feature flags
    • 2 environments and 2 products
    • 2 segments
  • Pro$110/month
    • 100 feature flags
    • 3 environments and 3 products
    • Unlimited seats and MAUs
  • Smart$325/month
    • Unlimited feature flags
    • Unlimited environments, products and segments
    • Unlimited seats and MAUs
  • Enterprise$900/month
    • Everything in Smart
    • Enterprise support and controls
    • Unlimited everything on flag counts

Qwik

Free

No published plan breakdown. See the Qwik review.

Which should you pick?

Choose ConfigCat if

  • You need feature flags and configuration.
  • You want to start without paying.
  • You work on Web, API, iOS, Android, Node.js, .NET, Java, Python, Go.
  • You also want percentage rollouts.
ConfigCat review

Choose Qwik if

  • You need resumability.
  • You want to start without paying.
  • You work on Web, Edge.
  • You also want minimal javascript.
Qwik review

Questions people ask

Is ConfigCat or Qwik better?
Neither clearly leads. ConfigCat starts at Free and Qwik at Free, and user ratings are close enough to be indistinguishable. Choose on capability and platform support.
Which is cheaper, ConfigCat or Qwik?
ConfigCat starts at Free and Qwik at Free.
Does ConfigCat or Qwik run on more platforms?
ConfigCat runs on Web, API, iOS, Android, Node.js, .NET, Java, Python, Go. Qwik runs on Web, Edge.
Can I use ConfigCat for free?
Both have a free tier, so you can try either at no cost before committing.
What is ConfigCat best used for?
ConfigCat is most often used for a consumer or mobile app with millions of users where per-mau flag pricing would cost more than the flags are worth, a team that wants every engineer, product manager and support agent to have a login without paying per seat, decoupling deployment from release with percentage rollouts and a kill switch, without buying an experimentation platform, a small team that needs ten flags permanently and can run indefinitely on the free tier. Of those, a consumer or mobile app with millions of users where per-mau flag pricing would cost more than the flags are worth and a team that wants every engineer, product manager and support agent to have a login without paying per seat are not what Qwik is typically brought in for.
What can ConfigCat do that Qwik cannot?
ConfigCat covers Feature flags and configuration, Percentage rollouts, Targeting rules and segments, Unlimited seats. Qwik covers Resumability, Minimal JavaScript, Lazy JavaScript execution, Edge deployment support.

Answered from the vendors’ own pages

ConfigCat: How is ConfigCat priced?

By feature flag, environment and product count. Seats, monthly active users and flag reads are unlimited on every plan.

Qwik: How does Qwik achieve instant interactivity without hydration?

Qwik uses resumability, serializing application state and component tree, then deserializing directly into memory without re-executing component code.

Source
ConfigCat: Is the free tier usable?

For small projects yes, but at 10 flags and 2 environments it will not cover a dev, staging and production setup.

Qwik: What is the typical JavaScript bundle size for a Qwik application?

Qwik applications boot with approximately 1kb of JavaScript regardless of complexity, with additional code loaded on-demand.

Source
ConfigCat: Can it run A/B tests?

It can split traffic, but there is no statistics engine. You need a separate analytics tool to decide a winner.

Qwik: Can Qwik be deployed to edge computing platforms?

Yes, Qwik supports deployment to Cloudflare Workers, Netlify Edge, Vercel Edge, AWS Lambda, and many other edge platforms.

Source
ConfigCat: How fast does a flag change take effect?

SDKs poll and cache, so changes propagate on the polling interval rather than instantly.

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