Softwr

Marketing · head to head

Countly vs Jest

Countly logo

Countly

Marketing

Product analytics for mobile and web

From
Free
Rated
-
Full reviewWebsite
Jest logo

Jest

Testing

JavaScript testing framework, moved from Meta to the OpenJS Foundation in 2022

From
Free
Rated
-
Full reviewWebsite

The short version

  • Each has a real cost: Countly the private cloud plan starts at $175 a month and is described as usage based without stating the unit; Jest since moving to OpenJS Foundation governance, release cadence and headline feature development have visibly slowed compared to when a dedicated Meta team drove the roadmap.
  • They diverge on capability: Countly covers Event tracking, Jest covers Zero-config test runner.
  • Prices and features above were last checked on 1 September 2026.

Where they differ

Only the attributes on which Countly and Jest actually diverge.

Attributes where Countly and Jest differ
AttributeCountlyJest
Pricing modelsubscriptionOpen source, no licence fee
PlatformsWeb, Mobile, ApiLinux, macOS, Windows
CategoryMarketingTesting
Founded2012Unknown

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 Countly

  • Event tracking
  • Crash reporting
  • Analytics dashboard
  • User retention
  • Open-source
  • Cloud deployment
  • On-premise deployment
  • Web support

Only in Jest

  • Zero-config test runner
  • Snapshot testing
  • Built-in mocking
  • Parallel test execution
  • Code coverage reporting
  • Watch mode

What people use each for

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

Countly

  • Product analytics for mobile and web applicationsnot Jest
  • Self hosting analytics where data cannot leave the organisationnot Jest

Jest

  • A React or general JavaScript project wanting a zero-configuration test runner with mocking and snapshot testing built innot Countly
  • A team that wants confidence in long-term maintenance because the project sits under a vendor-neutral foundation rather than one companynot Countly
  • An existing Jest codebase deciding whether to migrate to Vitest for a Vite-based build, weighing migration cost against Vitest's faster ESM-native startupnot Countly
  • A team standardising on one test runner across many JavaScript repositories without paying a per-seat or per-project licence feenot Countly

Where each one falls short

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

Countly

  • The private cloud plan starts at $175 a month and is described as usage based without stating the unit
  • No event cap, data point limit or user limit is published for either paid plan
  • The self hosted Enterprise edition is custom priced and billed annually
  • Adaptivity and intelligence features are separately priced add ons on the cheaper plan

Jest

  • Since moving to OpenJS Foundation governance, release cadence and headline feature development have visibly slowed compared to when a dedicated Meta team drove the roadmap.
  • Jest's architecture predates native ES modules, and using it inside a Vite-based or fully ESM project often needs extra configuration that Vitest, built ESM-first, does not require.
  • Snapshot tests are easy to write and easy to approve blindly, and teams that do not review snapshot diffs carefully end up with tests that pass without actually verifying behaviour.
  • Test suite startup and transform time is slower than Vitest's on large codebases, because Jest transforms files with Babel or ts-jest rather than using a native ESM-first pipeline.
  • Being free and open source, there is no vendor support contract or SLA; production-critical reliance on Jest depends entirely on volunteer and community maintainer availability.

Pricing, plan by plan

Countly

Free
  • Flex (Private Cloud)$175/month
    • Usage-based pricing (not seat-based)
    • Advanced Analytics included
    • Adaptivity and Intelligence available as add-ons
  • Enterprise (Self-Hosted)$null/mo
    • Custom pricing, requires demo booking
    • All capabilities included
    • Deploy on your infrastructure

Jest

Free
  • JestFree
    • Full functionality, no usage limits
    • Community support via GitHub and Discord
    • No paid tier or enterprise edition exists

Which should you pick?

Choose Countly if

  • You need event tracking.
  • You want to start without paying.
  • You work on Web, Mobile, Api.
  • You also want crash reporting.
Countly review

Choose Jest if

  • You need zero-config test runner.
  • You want to start without paying.
  • You work on Linux, macOS, Windows.
  • You also want snapshot testing.
Jest review

Questions people ask

Is Countly or Jest better?
Neither clearly leads. Countly starts at Free and Jest at Free, and user ratings are close enough to be indistinguishable. Choose on capability and platform support.
Which is cheaper, Countly or Jest?
Countly starts at Free and Jest at Free.
Does Countly or Jest run on more platforms?
Countly runs on Web, Mobile, Api. Jest runs on Linux, macOS, Windows.
Can I use Countly for free?
Both have a free tier, so you can try either at no cost before committing.
What is Countly best used for?
Countly is most often used for product analytics for mobile and web applications, self hosting analytics where data cannot leave the organisation. Of those, product analytics for mobile and web applications and self hosting analytics where data cannot leave the organisation are not what Jest is typically brought in for.
What can Countly do that Jest cannot?
Countly covers Event tracking, Crash reporting, Analytics dashboard, User retention. Jest covers Zero-config test runner, Snapshot testing, Built-in mocking, Parallel test execution.

Answered from the vendors’ own pages

Countly: How much does Countly cost?

Countly's Flex plan (private cloud) starts at $175/month with pay-as-you-go cancellation. Enterprise (self-hosted) requires custom pricing and annual billing. Both plans include advanced analytics, and Flex offers a 14-day free trial.

Source
Jest: Who maintains Jest now that it is not a Meta project?

The OpenJS Foundation, the same body hosting Node.js and Electron, with day-to-day maintenance led by community contributors rather than a Meta team.

Countly: What is the difference between Countly Flex and Enterprise plans?

Flex uses usage-based pricing on Countly's cloud with monthly billing. Enterprise requires custom pricing and annual billing, but allows self-hosting on your infrastructure with zero vendor access to data, dedicated support, and included SLA.

Source
Jest: Is there a paid or enterprise version of Jest?

No. It is entirely open source with no licence fee, paid tier or enterprise edition.

Countly: Can I add Adaptivity and Intelligence to Countly Flex?

Yes, Adaptivity and Intelligence suites can be added to Flex as needed. Both are included standard with Enterprise plans.

Source
Jest: Should a new project use Jest or Vitest?

For a Vite-based build, Vitest is generally the more natural fit; for an existing Jest codebase or a non-Vite setup, Jest remains a reasonable default.

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