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Apache HTTP Server vs ConfigCat

Apache HTTP Server logo

Apache HTTP Server

Web Development

The world's most used web server software

From
Free
Free plan
Yes
Full reviewWebsite
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

The short version

  • Each has a real cost: Apache HTTP Server process-based or thread-based architecture consumes more memory per connection than nginx's event-driven model; 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.
  • They diverge on capability: Apache HTTP Server covers HTTP/1.1 and HTTP/2 support, ConfigCat covers Feature flags and configuration.
  • Prices and features above were last checked on 31 August 2026.

Where they differ

Only the attributes on which Apache HTTP Server and ConfigCat actually diverge.

Attributes where Apache HTTP Server and ConfigCat differ
AttributeApache HTTP ServerConfigCat
Pricing modelUnknownPer month by feature flag and environment count
PlatformsLinux, Windows, macOS, Unix-like systemsWeb, API, iOS, Android, Node.js, .NET, Java, Python, Go
CategoryWeb DevelopmentDeveloper Tools
Founded1995Unknown

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 Apache HTTP Server

  • HTTP/1.1 and HTTP/2 support
  • Virtual hosting
  • SSL/TLS encryption
  • URL rewriting
  • Load balancing
  • Compression
  • Authentication modules
  • Logging and monitoring

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

What people use each for

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

Apache HTTP Server

  • Web hostingnot ConfigCat
  • Static site servingnot ConfigCat
  • Reverse proxynot ConfigCat
  • Load balancingnot ConfigCat
  • SSL terminationnot ConfigCat
  • Content deliverynot ConfigCat

ConfigCat

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

Where each one falls short

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

Apache HTTP Server

  • Process-based or thread-based architecture consumes more memory per connection than nginx's event-driven model
  • Static file serving performance lags behind nginx, particularly under high concurrency
  • Module system flexibility can add overhead compared to nginx's streamlined single-purpose design
  • Configuration complexity for advanced features like reverse proxying is higher than nginx
  • Performance monitoring in hybrid and cloud environments requires additional tools beyond built-in diagnostics

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.

Pricing, plan by plan

Apache HTTP Server

Free

No published plan breakdown. See the Apache HTTP Server review.

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

Which should you pick?

Choose Apache HTTP Server if

  • You need http/1.1 and http/2 support.
  • You want to start without paying.
  • You work on Linux, Windows, macOS, Unix-like systems.
  • You also want virtual hosting.
Apache HTTP Server review

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

Questions people ask

Is Apache HTTP Server or ConfigCat better?
Neither clearly leads. Apache HTTP Server starts at Free and ConfigCat at Free, and user ratings are close enough to be indistinguishable. Choose on capability and platform support.
Which is cheaper, Apache HTTP Server or ConfigCat?
Apache HTTP Server starts at Free and ConfigCat at Free.
Does Apache HTTP Server or ConfigCat run on more platforms?
Apache HTTP Server runs on Linux, Windows, macOS, Unix-like systems. ConfigCat runs on Web, API, iOS, Android, Node.js, .NET, Java, Python, Go.
Can I use Apache HTTP Server for free?
Both have a free tier, so you can try either at no cost before committing.
What is Apache HTTP Server best used for?
Apache HTTP Server is most often used for web hosting, static site serving, reverse proxy, load balancing. Of those, web hosting and static site serving are not what ConfigCat is typically brought in for.
What can Apache HTTP Server do that ConfigCat cannot?
Apache HTTP Server covers HTTP/1.1 and HTTP/2 support, Virtual hosting, SSL/TLS encryption, URL rewriting. ConfigCat covers Feature flags and configuration, Percentage rollouts, Targeting rules and segments, Unlimited seats.

Answered from the vendors’ own pages

Apache HTTP Server: Is Apache HTTP Server free?

Yes. Apache HTTP Server is free, open-source software developed by The Apache Software Foundation. There are no licensing fees for any edition.

Source
ConfigCat: How is ConfigCat priced?

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

Apache HTTP Server: What is the latest stable version of Apache HTTP Server?

Apache httpd 2.4.68, released June 8, 2026, is the latest stable version from the 2.4.x branch and is recommended for all users. Apache httpd 2.2 is end-of-life (final release July 2017).

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.

Apache HTTP Server: Does Apache support .htaccess configuration files?

Yes. Apache HTTP Server supports per-directory .htaccess configuration files, allowing configuration without modifying the main Apache configuration file. This flexibility is a key differentiator from nginx.

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.

Apache HTTP Server: How many Apache modules are available?

Apache includes 100+ modules for functionality like URL rewriting, reverse proxying, load balancing, caching, authentication, and scripting. Modules can be compiled statically or loaded dynamically at runtime using mod_so.

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

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

Apache HTTP Server: Can Apache run on Linux?

Yes. Apache HTTP Server is fully supported on Linux (Red Hat, Debian, Ubuntu), Windows Server, macOS, and Unix-like systems.

Source
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