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Testing · head to head

Katalon vs Vitest

Katalon logo

Katalon

Testing

Commercial low-code test automation platform built on Appium and Selenium, priced per seat plus separate cloud session add-ons

From
On request
Rated
-
Vitest logo

Vitest

Testing

Fast unit test framework powered by Vite

From
Free
Rated
-

The short version

  • Only Vitest has a free tier, so it costs nothing to try first.
  • Each has a real cost: Katalon real cost stacks three separate charges, per-seat authoring licence, the True Platform add-on for test management, and per-session cloud execution, so the advertised seat price significantly understates total spend for a team running cloud tests regularly.; Vitest assumes Vite: projects on webpack or other bundlers lose the main advantage
  • They diverge on capability: Katalon covers Low-code test recording, Vitest covers Shares Vite config.
  • Prices and features above were last checked on 1 September 2026.

Where they differ

Only the attributes on which Katalon and Vitest actually diverge.

Attributes where Katalon and Vitest differ
AttributeKatalonVitest
Starting priceOn requestFree
Pricing modelPer seat per month, plus separate per-session cloud execution chargesOpen source, no licence fee
Free tierNoYes
PlatformsWeb, Windows, macOSLinux, macOS, Windows

Identical on both: user rating (Not yet rated), category (Testing).

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 Katalon

  • Low-code test recording
  • Built on Selenium and Appium
  • Object repository
  • AI-assisted test generation
  • TestCloud execution
  • TestOps management

Only in Vitest

  • Shares Vite config
  • Jest-compatible API
  • Fast watch mode
  • ESM and TypeScript native

What people use each for

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

Katalon

  • A QA team wanting a lower-code authoring layer over Selenium and Appium for testers without deep coding backgroundsnot Vitest
  • An organisation wanting test management and AI-assisted test maintenance bundled with automation authoring in one commercial productnot Vitest
  • A team needing occasional cross-browser or device cloud sessions without maintaining its own device lab or Selenium Gridnot Vitest
  • An enterprise wanting a single vendor and support contract for test authoring, management and cloud execution togethernot Vitest

Vitest

  • Unit testing an application already built with Vite, without a second build confignot Katalon
  • Migrating from Jest for faster watch-mode feedbacknot Katalon
  • Testing TypeScript and ESM code without transform configurationnot Katalon

Where each one falls short

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

Katalon

  • Real cost stacks three separate charges, per-seat authoring licence, the True Platform add-on for test management, and per-session cloud execution, so the advertised seat price significantly understates total spend for a team running cloud tests regularly.
  • Since it is built on Selenium and Appium underneath, a team with strong automation engineers can replicate most of the core capability for free, paying only for optional cloud execution elsewhere, making Katalon's value proposition mainly about authoring speed rather than unique capability.
  • The steep first-three-seats discount versus the fourth-seat-and-beyond price means cost per seat rises sharply as a team scales past three testers on Katalon Studio alone.
  • Low-code recorded tests can become brittle and hard to maintain at scale in the same way any record-and-playback approach does, requiring the team to still write real code for complex scenarios.
  • Enterprise pricing is quote-only, so the largest deployments lose the pricing transparency the published seat tiers otherwise offer.

Vitest

  • Assumes Vite: projects on webpack or other bundlers lose the main advantage
  • Younger than Jest, so some plugins and matchers in the Jest ecosystem have no equivalent
  • Jest compatibility is close but not exact, and unusual Jest configurations still need work to port

Pricing, plan by plan

Katalon

On request
  • Katalon Studio$84/month
    • Annual billing, first three seats at 84 US dollars a seat a month
    • Fourth seat and beyond at 150 US dollars a seat a month
    • Low-code recording, object repository, Selenium and Appium engine underneath
  • True Automation$167/month
    • Annual billing, per seat
    • Includes Studio features plus test management and AI agents
    • True Platform TestOps and TestCloud sold as a further add-on at 700 US dollars a seat a year
  • Enterprise$undefined/year
    • Custom quote for private SaaS and hybrid licensing
    • Dedicated support
    • Negotiated cloud session volume

Vitest

Free
  • VitestFree
    • Full functionality
    • Unlimited tests
    • Community support

Which should you pick?

Choose Katalon if

  • You need low-code test recording.
  • You work on Web, Windows, macOS.
  • You also want built on selenium and appium.

Choose Vitest if

  • You need shares vite config.
  • You want to start without paying.
  • You work on Linux, macOS, Windows.
  • You also want jest-compatible api.

Questions people ask

Is Katalon or Vitest better?
Neither clearly leads. Katalon starts at On request and Vitest at Free, and user ratings are close enough to be indistinguishable. Choose on capability and platform support.
Which is cheaper, Katalon or Vitest?
Vitest has a free tier; the other does not. Paid plans start at On request for Katalon and Free for Vitest.
Does Katalon or Vitest run on more platforms?
Katalon runs on Web, Windows, macOS. Vitest runs on Linux, macOS, Windows.
Can I use Vitest for free?
Yes. Vitest has a free tier, so you can try it without paying. Katalon starts at On request.
What is Katalon best used for?
Katalon is most often used for a qa team wanting a lower-code authoring layer over selenium and appium for testers without deep coding backgrounds, an organisation wanting test management and ai-assisted test maintenance bundled with automation authoring in one commercial product, a team needing occasional cross-browser or device cloud sessions without maintaining its own device lab or selenium grid, an enterprise wanting a single vendor and support contract for test authoring, management and cloud execution together. Of those, a qa team wanting a lower-code authoring layer over selenium and appium for testers without deep coding backgrounds and an organisation wanting test management and ai-assisted test maintenance bundled with automation authoring in one commercial product are not what Vitest is typically brought in for.
What can Katalon do that Vitest cannot?
Katalon covers Low-code test recording, Built on Selenium and Appium, Object repository, AI-assisted test generation. Vitest covers Shares Vite config, Jest-compatible API, Fast watch mode, ESM and TypeScript native.

Answered from the vendors’ own pages

Katalon: Is Katalon free?

No, though a 30-day free trial with no credit card is offered; the product is commercial with per-seat licensing.

Vitest: Is Vitest free?

Yes, open source under the MIT licence.

Katalon: Does Katalon replace Selenium and Appium?

No, it is built on top of them; Katalon adds a low-code authoring layer, test management and cloud execution rather than a different automation engine.

Vitest: Is Vitest compatible with Jest?

The API is deliberately Jest-compatible and most migrations are mechanical, though unusual configurations and some ecosystem plugins need attention.

Katalon: Is cloud execution included in the seat price?

No, TestCloud cross-browser and mobile sessions are billed separately, at 197 US dollars a session monthly or 1,899 annually per session.

Vitest: Do I need Vite to use Vitest?

It works without a Vite app but the main benefit — sharing one config and transform pipeline — only applies if you are already using Vite.

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