Short answer
Low-code test automation tools let your team build automated tests in a visual editor or in plain English, and drop into code for the steps an editor can't handle. mabl, Katalon, Testsigma, Testim and testRigor are the established platforms. If nobody on the team has time to build tests at all, an AI agent such as TestOptim AI or Momentic, which writes the suite for you, is usually the better fit.
- Low-code sits between hand-written scripts and fully no-code tools: an editor first, code when you need it.
- It suits QA teams who want control over every step and have time to build and maintain the suite.
- Compare the editor, how tests heal after UI changes, the platforms covered, and how runs are priced.
- TestOptim AI is our product. It is no-code, not low-code, and is rated on the same scale as the others.
On this page
What low-code test automation tools are
A low-code testing platform replaces most test code with an editor. You record a flow or type steps such as 'click Sign in' and 'check the dashboard shows Welcome', and the platform runs them in real browsers. When a step is too hard for the editor, such as reading a value from an API or computing a date, you add a short script.
That escape hatch is the difference from no-code. It makes low-code tools more flexible, but it also means someone technical owns part of the suite. Teams with no one to own it often choose a codeless tool or an AI agent instead.
Low-code test automation tools at a glance
| Tool | Plain-English test cases | Self-healing tests | Native mobile apps | API testing | Test code you own and export | Pricing |
|---|---|---|---|---|---|---|
| Momentic | Yes | Yes | Yes | Not verified | Partly | Free ($50 of usage/mo); paid from $500/moChecked 9 Nov 2026 |
| TestOptim AI | Yes | Yes | No | No | No | 7-day Solo trial, then $19–$149/mo self-serve |
| Katalon | Partly | Yes | Yes | Yes | Yes | Free plan; Professional $2,199/seat/yr plus execution add-onsChecked 26 Oct 2026 |
| mabl | Partly | Yes | Yes | Yes | No | 14-day trial; custom quote (~$36K/yr median, Vendr)Checked October 2026 |
| Rainforest QA | Yes | Yes | Not verified | Not verified | No | Custom quote (~$62K/yr median, Vendr)Checked 26 Oct 2026 |
| Testim | No | Yes | Not verified | Not verified | Not verified | Free Community plan; paid plans by quoteChecked October 2026 |
| testRigor | Yes | Yes | Yes | Yes | No | Free for public projects; private plans by quoteChecked 26 Oct 2026 |
| Testsigma | Yes | Yes | Yes | Yes | Partly | Free trial, then custom quoteChecked October 2026 |
Ratings come from each vendor's documentation and our own trials. "Not verified" means we couldn't confirm it. Prices are in US dollars as each vendor publishes them; follow a tool's link for its sources.
Low-code vs no-code vs coded frameworks
| Coded framework | Low-code platform | No-code AI agent | |
|---|---|---|---|
| Examples | Playwright, Cypress, Selenium | mabl, Katalon, Testsigma, Testim | TestOptim AI |
| Who builds tests | Developers or SDETs | QA engineers, with some code | The agent; anyone can review |
| Flexibility | Anything code can do | Most flows, code for the rest | Flows a user can click through |
| Maintenance | Fix selectors and code | Edit steps, healing helps | Nothing stored to fix |
| Price | Free, plus your engineers' time | Per seat, per run or by quote | Per run or subscription |
For the coded frameworks, see Playwright alternatives and test automation tools compared.
How to choose a low-code testing platform
- Build one real flow in the trial. Pick your hardest one, such as checkout or an OTP sign-in, not the sample app.
- Look at the code escape hatch. Check what language it uses and whether your team can read it.
- Check healing reports. A healed step should be visible in the results, or a real change can hide behind a pass.
- Match the platforms. If you need native mobile or API tests, check those columns; several tools cover them and TestOptim AI does not.
- Price the seats and runs. Low-code platforms often charge per user or by quote. Estimate a year of real use.
The tools
Grouped by how each tool works and listed alphabetically within a group, not ranked.
Momentic
An AI QA engineer plus agentic tests for web and mobile
Momentic pairs Mo, an agent that explores your app from a prompt and files bugs with recordings, with plain-English tests kept as YAML in your repo and run from its CLI, CI or MCP server. It covers web, iOS and Android. Pricing is usage-based: a free plan with $50 of usage a month and no card, then Scale at $500/mo with $500 of usage.
Choose it if
- You need native iOS or Android testing
- You want tests versioned in your repo and run from a CLI or your coding agent through MCP
- You want a free tier to start without a card
- You prefer to steer an agent with prompts for ad hoc bug bashes
Doesn't offer
- Human engineers review results
- Pricing
- Free ($50 of usage/mo); paid from $500/mo
- Free to start
- Free plan: $50 of usage a month, no card
- Price checked
- 9 Nov 2026. Sources: Momentic pricing
TestOptim AIOur product
An AI agent that explores your web app, writes the tests and reports bugs
TestOptim AI points an agent at your web app's URL: it maps pages, flows and entities, writes end-to-end test cases in plain English, runs them in real browsers and files bugs with severity, steps, a screenshot, video and a Playwright trace. Self-serve plans cost Solo $19, Startup $49 and Growth $149 a month, with Enterprise on request.
Choose it if
- You want an agent to explore your web app and write the end-to-end tests itself
- You have no dedicated QA team to author and maintain a suite
- You want published, self-serve prices and no sales call
- Your app is on localhost, behind Cloudflare or behind an OTP login
Doesn't offer
- Native mobile apps
- API testing
- Human engineers review results
- Test code you own and export
- Pricing
- 7-day Solo trial, then $19–$149/mo self-serve
- Free to start
- A 7-day Solo trial (a card is needed to start)
- Price checked
- Live pricing
Katalon
All-in-one quality management platform
Katalon is a broad QA suite: a free plan for authoring and running tests locally, then Professional at $2,199 per seat a year. Headless and CI/CD runs need a Runtime Engine add-on and cloud runs need TestCloud add-ons, which Katalon's pricing page doesn't price.
Choose it if
- You have a QA team that records and scripts tests
- You need mobile, API and desktop testing in one suite
- You want test management and reporting built in
- You want a free plan for authoring
Doesn't offer
- Explores your app on its own
- Human engineers review results
- Pricing
- Free plan; Professional $2,199/seat/yr plus execution add-ons
- Free to start
- Free plan for local authoring and runs, and a 30-day trial
- Price checked
- 26 Oct 2026. Sources: Katalon pricing page, Katalon Runtime Engine
mabl
Low-code, agentic test automation for enterprises
mabl is a mature low-code platform for web, mobile, API and performance testing, metered by cloud test credits. It offers a 14-day free trial; every paid plan is a custom quote, and Vendr's buyer data puts the median contract around $36,000 a year. You build tests in its recorder rather than having an agent generate the suite.
Choose it if
- You need mobile, API and performance testing in one platform
- You have a QA team that wants a mature recorder
- You need enterprise integrations and support
- You can budget through a sales quote
Doesn't offer
- Explores your app on its own
- Human engineers review results
- Test code you own and export
- Pricing
- 14-day trial; custom quote (~$36K/yr median, Vendr)
- Free to start
- 14-day free trial
- Price checked
- October 2026. Sources: mabl pricing page, Vendr: mabl buyer pricing data (updated February 2026), PricingSaaS: mabl pricing history (captured July 2026)
Rainforest QA
No-code QA platform with AI test generation
Rainforest QA is a no-code testing platform: its AI drafts tests from a URL and a prompt, heals them when the UI changes, and runs them on demand, on a schedule or from CI, with optional human testers. It publishes no prices; Vendr's buyer data puts the median contract at about $62,400 a year.
Choose it if
- You want human testers available alongside automation
- Your testers prefer a no-code editor
- You can budget through a sales quote
- You want an MCP server that generates tests from your editor
Doesn't offer
- Self-serve sign-up
- Test code you own and export
- Pricing
- Custom quote (~$62K/yr median, Vendr)
- Free to start
- No
Testim
AI-based, self-healing test automation
Testim, part of Tricentis, brings smart-locator self-healing to recorded and scripted tests, with a strong CI/CD ecosystem. Paid editions are custom quotes priced by parallel tests, and trial accounts revert to a free Community plan, limited to one per organization.
Choose it if
- You already use the Tricentis suite
- You have testers who record and script tests
- You need enterprise ALM integrations
Doesn't offer
- Explores your app on its own
- Plain-English test cases
- Human engineers review results
- Pricing
- Free Community plan; paid plans by quote
- Free to start
- Free Community plan after a 7-day trial (on request)
- Price checked
- October 2026. Sources: Testim pricing page, Tricentis docs: Testim subscription plans, Vendr: Tricentis buyer pricing data (updated February 2026)
testRigor
Plain-English test automation
testRigor offers mature plain-English test authoring with stable AI locators across web, mobile and API. Its free plan only works on public or open-source projects; private apps need a paid plan, which testRigor prices through sales by the number of tests you run in parallel.
Choose it if
- You test open-source projects on the free plan
- You need mobile, API, email or SMS flows in plain English
- You have testers who want to author every step
- You need very mature AI locators
Doesn't offer
- Explores your app on its own
- Human engineers review results
- Test code you own and export
- Pricing
- Free for public projects; private plans by quote
- Free to start
- Free plan for public or open-source projects only
- Price checked
- 26 Oct 2026. Sources: testRigor plans (sign-up page), testRigor: how licensing works, PricingSaaS: testRigor plans (captured June 2026)
Testsigma
Unified, plain-English test automation
Testsigma offers web, mobile and API automation with plain-English test steps and self-healing. The automation platform is quote-only (Pro and Enterprise) after a free trial; the Free Forever plan belongs to its separate Test Management product. Its open-source Community Edition is free to self-host but was last released in August 2023.
Choose it if
- You test mobile, API, SAP or Salesforce as well as web
- You want a free self-hosted option
- You have a QA team that prefers to author each test
- You buy through enterprise procurement
Doesn't offer
- Explores your app on its own
- Human engineers review results
- Pricing
- Free trial, then custom quote
- Free to start
- Free trial; self-hosted Community Edition (last released Aug 2023)
- Price checked
- October 2026. Sources: Testsigma pricing page (automation plans), Test Management by Testsigma plans, Testsigma vs Selenium (21-day trial), Testsigma Community Edition on GitHub
When an AI agent beats a low-code tool
A low-code tool makes building tests faster, but someone still decides what to test and builds each case. When that person doesn't exist, the suite stays small. An agent such as TestOptim AI explores the app, writes the cases itself and keeps no selectors, so there is nothing to build first. You review its bug reports instead. See AI test automation for how that works.
Frequently asked questions
What should the code escape hatch in a low-code tool look like?
Look for a common language such as JavaScript, steps you can reuse across tests, and scripts stored and versioned with the tests. Avoid tools where custom code lives in a private format only the vendor's editor can open, because nobody can review or move it.
Who should use low-code test automation?
QA teams with manual testers who want to automate their existing test cases, and who have at least one person comfortable with a little code. Teams with no QA engineer usually get more coverage from an agent that writes the tests.
Do low-code testing tools support mobile apps?
Several do. mabl, Katalon, Testsigma and testRigor list native mobile testing, as the mobile column above shows. TestOptim AI tests web apps in real browsers and does not test native iOS or Android apps.
Can I export tests from a low-code platform?
It varies. Katalon keeps tests as files you own, while most hosted platforms keep them in their own format. Check the code ownership column above and ask the vendor how you would leave before you build a large suite.
How much do low-code test automation tools cost?
Prices range from free tiers with limits to enterprise quotes. Many charge per seat or per test run. The table above shows each tool's entry price and when we checked it; our pricing comparison lists free plans and card rules too.
How did you choose these low-code tools?
We picked the established platforms that teams shortlist for low-code testing, plus two AI agents for comparison, and rated each from its documentation and our trials on the same scale as TestOptim AI. The list is grouped, not ranked, and every price has a source.
Related reading
- Codeless test automation toolsNo-code tools compared for teams that write no test code.
- Test automation tools comparedCoded frameworks, low-code platforms and AI agents in one list.
- AI test automationHow an agent explores your app, writes the tests and runs them.
- TestOptim AI vs mablA low-code platform and an AI agent, head to head.