Softwr

Developer Tools · head to head

ConfigCat vs Microsoft Azure

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
Microsoft Azure logo

Microsoft Azure

Cloud

Open and flexible cloud services

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.; Microsoft Azure the 12 months of free services is available only to new customers who have not previously had an Azure account or received 12 months of free services
  • They diverge on capability: ConfigCat covers Feature flags and configuration, Microsoft Azure covers Virtual Machines.
  • Prices and features above were last checked on 31 August 2026.

Where they differ

Only the attributes on which ConfigCat and Microsoft Azure actually diverge.

Attributes where ConfigCat and Microsoft Azure differ
AttributeConfigCatMicrosoft Azure
Pricing modelPer month by feature flag and environment countusage-based
PlatformsWeb, API, iOS, Android, Node.js, .NET, Java, Python, GoWeb, Api, Desktop, Mobile
CategoryDeveloper ToolsCloud
FoundedUnknown2010

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 Microsoft Azure

  • Virtual Machines
  • App Service
  • SQL Database
  • Blob Storage
  • Azure Cosmos DB
  • Functions
  • Service Fabric
  • API Management

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 Microsoft Azure
  • A team that wants every engineer, product manager and support agent to have a login without paying per seatnot Microsoft Azure
  • Decoupling deployment from release with percentage rollouts and a kill switch, without buying an experimentation platformnot Microsoft Azure
  • A small team that needs ten flags permanently and can run indefinitely on the free tiernot Microsoft Azure

Microsoft Azure

  • Cloud infrastructure and computingnot ConfigCat
  • Database and storage servicesnot ConfigCat
  • AI and machine learning servicesnot ConfigCat
  • Enterprise application hostingnot 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.

Microsoft Azure

  • The 12 months of free services is available only to new customers who have not previously had an Azure account or received 12 months of free services
  • The 12 months free offer is not available to customers who sign up directly for pay as you go in China and India
  • Customers who try Azure free must move to pay as you go within 30 days to keep receiving the 12 months of free services
  • Free services are capped at specified monthly amounts, and only some of them are always free

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

Microsoft Azure

Free
  • Free AccountFree
    • $200 credit for 30 days
    • Popular services 12 months free
    • 40+ services always free

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 Microsoft Azure if

  • You need virtual machines.
  • You want to start without paying.
  • You work on Web, Api, Desktop, Mobile.
  • You also want app service.
Microsoft Azure review

Questions people ask

Is ConfigCat or Microsoft Azure better?
Neither clearly leads. ConfigCat starts at Free and Microsoft Azure at Free, and user ratings are close enough to be indistinguishable. Choose on capability and platform support.
Which is cheaper, ConfigCat or Microsoft Azure?
ConfigCat starts at Free and Microsoft Azure at Free.
Does ConfigCat or Microsoft Azure run on more platforms?
ConfigCat runs on Web, API, iOS, Android, Node.js, .NET, Java, Python, Go. Microsoft Azure runs on Web, Api, Desktop, Mobile.
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 Microsoft Azure is typically brought in for.
What can ConfigCat do that Microsoft Azure cannot?
ConfigCat covers Feature flags and configuration, Percentage rollouts, Targeting rules and segments, Unlimited seats. Microsoft Azure covers Virtual Machines, App Service, SQL Database, Blob Storage.

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.

Microsoft Azure: How much does Microsoft Azure cost?

Azure uses consumption-based pricing where you pay only for resources used and scale as you grow, with no fixed monthly fee. Prices are listed in USD globally, and pricing varies by service, region, and usage patterns.

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.

Microsoft Azure: How can I save money on Azure services?

Azure offers savings up to 65% on select compute services through Azure Savings Plans with one- or three-year commitments. Using Azure Hybrid Benefit with existing Windows Server and SQL Server licenses plus reservations can save up to 85% compared to standard rates.

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.

Microsoft Azure: Does Azure offer a free tier?

Azure provides free tier services for new users and perpetually free options, including free Spot Virtual Machines, dev/test pricing for development workloads, and access to the Azure Pricing Calculator to estimate monthly costs before deployment.

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

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

Share

Related pages

More on ConfigCat

More on Microsoft Azure

Keep looking

Other head to heads