Testing · head to head
Kameleoon vs mabl
Kameleoon
Testing
A/B testing and feature experimentation with a hybrid client and server-side engine
- From
- On request
- Rated
- -
mabl
Testing
Low-code browser and API test automation with hosted runners and self-healing selectors
- From
- On request
- Rated
- -
The short version
- Each has a real cost: Kameleoon no rate card is published. Reported entry pricing around several hundred euros a month for the limited prompt-based tier comes from third parties rather than Kameleoon, so any budget you build before contacting sales is a guess.; mabl tests are stored in a proprietary format and cannot be exported as runnable code, so migrating to Playwright or Cypress later means re authoring every test by hand.
- They diverge on capability: Kameleoon covers Visual A/B test editor, mabl covers Trainer recorder.
- Prices and features above were last checked on 31 August 2026.
Where they differ
Only the attributes on which Kameleoon and mabl actually diverge.
Identical on both: starting price (On request), pricing model (quote), free tier (No), 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 Kameleoon
- Visual A/B test editor
- Server-side experimentation
- Feature flags
- Anti-flicker engine
- AI personalisation
- EU data hosting
- Shared audiences
- Statistics options
Only in mabl
- Trainer recorder
- Auto healing selectors
- API testing
- Accessibility checks
- Cross browser cloud runs
- CI and issue tracker hooks
What people use each for
The jobs each tool is most often brought in to do.
Kameleoon
- A European retailer whose legal team requires EU-hosted experimentation data and has ruled out US-only vendorsnot mabl
- A team running both marketing page tests and product feature rollouts that wants one results engine rather than two disagreeing onesnot mabl
- A media site where client-side flicker on a test variant is visibly damaging the reading experiencenot mabl
- An organisation re-tendering experimentation after Optimizely or VWO pricing changes and wanting an independent European vendornot mabl
mabl
- A QA team of two or three people responsible for regression coverage across a web application released weeklynot Kameleoon
- An organisation that abandoned a Selenium suite because maintenance consumed more time than manual testing didnot Kameleoon
- Teams that need accessibility scanning and functional regression reported in the same runnot Kameleoon
- Product companies where non engineers, such as support or business analysts, are expected to author testsnot Kameleoon
Where each one falls short
Documented limitations, not opinions. Every one is a constraint you would hit in normal use.
Kameleoon
- No rate card is published. Reported entry pricing around several hundred euros a month for the limited prompt-based tier comes from third parties rather than Kameleoon, so any budget you build before contacting sales is a guess.
- Web experimentation, feature experimentation and personalisation are licensed as separate capabilities, so the unified platform story costs materially more than the entry configuration most buyers are first quoted.
- The partner and agency ecosystem is concentrated in France and continental Europe; a buyer in North America or Asia will find fewer implementation specialists and less community knowledge than for Optimizely or VWO.
- The integration catalogue is smaller than the market leaders, so a stack built on less common analytics or CDP tooling may need custom work that a larger vendor would cover natively.
- Client-side visual testing still carries the structural problems of the approach, including performance cost and single-page-application fragility; the anti-flicker engine reduces the symptom but does not remove the dependency on the DOM staying stable.
mabl
- Tests are stored in a proprietary format and cannot be exported as runnable code, so migrating to Playwright or Cypress later means re authoring every test by hand.
- Auto healing can mask a genuine defect: if an element is removed and a similar one takes its place, the test adapts and passes when a user facing regression has actually shipped.
- Pricing is not published and is driven by concurrent run capacity, so the cost of shortening a two hour suite to twenty minutes is a renegotiation rather than a configuration change.
- Debugging a failure happens inside a hosted runner you do not control, which makes flakiness caused by test data or environment timing harder to reproduce locally than with a suite you run yourself.
- Native mobile application coverage is thin compared with the browser product, so teams with an iOS or Android app still need a second tool such as Appium or Maestro.
Pricing, plan by plan
Kameleoon
On request- Kameleoon$undefined/year
- Priced on monthly tested users and features licensed
- Web experimentation, feature experimentation and personalisation licensed separately
- Free trial of the prompt-based experimentation feature, with data not retained afterwards
mabl
On request- mabl$undefined/year
- Annual subscription quoted per organisation, with the number of concurrent cloud runs as the main cost driver
- Trial available without a sales call, full pricing is not published
Which should you pick?
Choose Kameleoon if
- You need visual a/b test editor.
- You work on Web, iOS, Android.
- You also want server-side experimentation.
Choose mabl if
- You need trainer recorder.
- You work on Web, macOS, Windows, Linux.
- You also want auto healing selectors.
Questions people ask
- Is Kameleoon or mabl better?
- Neither clearly leads. Kameleoon starts at On request and mabl at On request, and user ratings are close enough to be indistinguishable. Choose on capability and platform support.
- Which is cheaper, Kameleoon or mabl?
- Kameleoon starts at On request and mabl at On request.
- Does Kameleoon or mabl run on more platforms?
- Kameleoon runs on Web, iOS, Android. mabl runs on Web, macOS, Windows, Linux.
- What is Kameleoon best used for?
- Kameleoon is most often used for a european retailer whose legal team requires eu-hosted experimentation data and has ruled out us-only vendors, a team running both marketing page tests and product feature rollouts that wants one results engine rather than two disagreeing ones, a media site where client-side flicker on a test variant is visibly damaging the reading experience, an organisation re-tendering experimentation after optimizely or vwo pricing changes and wanting an independent european vendor. Of those, a european retailer whose legal team requires eu-hosted experimentation data and has ruled out us-only vendors and a team running both marketing page tests and product feature rollouts that wants one results engine rather than two disagreeing ones are not what mabl is typically brought in for.
- What can Kameleoon do that mabl cannot?
- Kameleoon covers Visual A/B test editor, Server-side experimentation, Feature flags, Anti-flicker engine. mabl covers Trainer recorder, Auto healing selectors, API testing, Accessibility checks.
Answered from the vendors’ own pages
Kameleoon: Does Kameleoon publish pricing?
No. Pricing depends on monthly tested users and which capabilities you licence, and requires a sales conversation.
mabl: Can I export mabl tests to Playwright if we leave?
No. You can export documentation of the steps, but not runnable code. Budget for re authoring the suite.
Kameleoon: Can I keep data in the EU?
Yes. EU hosting and a GDPR-first consent model are among the main reasons European buyers shortlist it.
mabl: Does auto healing actually work?
It works often enough to be the reason people buy it, but it cannot be verified from a demo. Trial it against your own application through at least two real releases.
Kameleoon: Does it do feature flags as well as A/B tests?
Yes, through server-side SDKs, sharing audiences and results with the visual testing side.
mabl: Is mabl a replacement for unit tests?
No. It covers end to end journeys through a running application. Unit and integration coverage still belongs in your repository.
Kameleoon: How does it compare with Optimizely?
Similar capability at a smaller scale. Kameleoon's advantages are European data residency and an independent vendor; Optimizely's are ecosystem size and partner availability.
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