Best AI tools to automate software testing
| Tool | What it does | Pricing | Free tier | Refunds |
|---|---|---|---|---|
| Cursor | AI coding agent for building ambitious software. | Free tier; paid from $20/mo | Yes | — |
| AppDeploy | Deploy applications directly from AI coding agents to a live URL with automatic infrastructure and hosting. | Free tier | Yes | — |
| Warp | An agentic development environment designed for developers to work with coding agents. | Free tier; paid from $18/mo | Yes | — |
| Google Antigravity | An agentic development platform that allows users to build and orchestrate multiple local AI agents in parallel. | Free tier * | Yes | — |
— means the vendor does not state it on the pages we read.
* pricing not verified against the vendor's pricing page.
Cursor
Visit Cursorcursor.sh
AI coding agent for building ambitious software.
Generate unit tests for selected code
Pricing, in their words: “Every plan includes a set amount of model usage. On-demand usage allows you to continue using models after your included amount is consumed, billed in arrears.” (pricing)
Subscription terms they state: cancel in-app · auto-renews (source)
Limits the vendor states:
- No third-party resellers
AppDeploy
Visit AppDeployappdeploy.ai
Deploy applications directly from AI coding agents to a live URL with automatic infrastructure and hosting.
AppDeploy runs an autonomous AI QA agent on the live app, checks it like a real user, and reports bugs back to the coding agent
Pricing, in their words: “AppDeploy is free to use under fair-use limits. No credit card required. Business access is available for teams” (pricing)
Subscription terms they state: cancel by email (source)
Limits the vendor states:
- collect restricted data
An agentic development environment designed for developers to work with coding agents.
Bug InvestigationReproduce bugs and route fixes
— warp.dev
Pricing, in their words: “Build Recommended Pay as you go, starting at: $18/month” (pricing)
Limits the vendor states:
- Cannot accept payment by non-credit card methods
Google Antigravity
Visit Google Antigravityantigravity.google
An agentic development platform that allows users to build and orchestrate multiple local AI agents in parallel.
Simple Python scripts to iterate on agentic applications, automate software engineering tasks, and run evaluations on top of the Antigravity agent harness.
Pricing: Free tier (pricing)
Limits the vendor states:
- Use third party software to access the service
FAQ
Is there a free tool to automate software testing?
Yes — Cursor, AppDeploy, Warp, Google Antigravity offer a free tier.
What is the cheapest paid option to automate software testing?
Warp starts at $18/month.
Which of these have an API?
Cursor, AppDeploy, Warp, Google Antigravity document a developer API.
How do I cancel these subscriptions?
Cursor: cancel in-app; AppDeploy: cancel by email. Warp, Google Antigravity do not state a cancellation route on the pages we read.
Do these subscriptions auto-renew?
Cursor states that paid plans renew automatically. Check the billing page before subscribing; the rest do not state it either way.
Sources
Every fact above was read from the vendors' own pages: