Best AI testing tools

The directory lists 8 AI tools, 6 with a free plan. Five focus on software testing, including Testim, which automates web, mobile and Salesforce app testing, and Applitools, which checks user interfaces with Visual AI. The remaining tools cover app building, code review and coding agents.

The ranked list

  1. 1

    Testim

    Automates web and mobile app tests

    Software testingWeb appMobile

    Free plan

    AI-powered automated testing for web, mobile and Salesforce apps, with self-healing locators and agentic test creation from natural language. Offers a free Community plan and a free trial.

  2. 2

    testRigor

    Builds UI tests without code

    Software testingWeb appMobileDesktop

    Free plan

    Plain-English, generative AI-based test automation that builds and maintains UI tests without code. Has a free public plan, native Windows desktop testing on paid versions, and API testing with saved values.

  3. 3

    Momentic

    Tests apps end to end with AI

    Software testingWeb appMobile

    Free plan

    AI QA engineer that runs plain-English end-to-end tests with auto-healing and CI quarantine rules for flaky tests. Free plan includes 2,000 credits monthly; pay-as-you-go starts at $125/month.

  4. 4

    mabl

    Validates web, mobile and API tests

    Software testingWeb appMobileAPI

    Free trial

    Agentic platform for web, mobile and API testing, with autonomous test build and maintenance, root cause failure triage, and performance and accessibility testing. Offers a 14-day free trial; pricing via sales.

  5. 5

    Applitools

    Tests uis with visual AI

    Software testingWeb appMobileAPI

    Visual AI testing combined with GenAI and no-code approaches for UIs. Covers web, mobile, API and plugin or MCP access; the Starter plan is $667/month billed annually.

  6. 6

    Boltalso does this

    Builds websites and apps from chat

    App and website building

    Free plan

    AI builder for websites, apps and prototypes made by chatting with AI. It automatically tests, refactors and iterates to reduce errors, with testing as a secondary use. Free plan available.

  7. 7

    Greptilealso does this

    Reviews and tests pull requests

    Code reviewPlugin or MCP

    Free plan

    Secondary testing use: agents test pull requests in a TREX sandbox with full codebase context. Free Starter plan (50 credits/month, one active developer); Pro is $30/user/month, billed monthly. Free trial offered.

  8. 8

    Kiroalso does this

    Turns prompts into specs and tasks

    Autonomous coding agentsWeb appDesktopPlugin or MCP

    Free plan

    Agentic coding product that turns prompts into requirements, designs and tasks, with property-based tests that check rules across many inputs. Free tier includes 50 credits; Pro starts at $20/user/month.

List updated 18 Oct 2026