Let your coding agent drive the app it wrote

Claude Code can write a screen, but it can’t see one. Give it a real iPhone.

ios-oss

> I changed checkout. Prove it still works on my iPhone.

mobster - install_app (MCP)(path: "build/Kickstarter.app")
mobster - verify_start (MCP)(steps: "Back the kettle with $5 bonus support", expect: [{ text: "$94" }])
mobster - tap (MCP)(target: "Select")
mobster - tap (MCP)(target: "Increment")
mobster - verify_finish (MCP)
Verdict: failed
✗ $94: not on screen, found $84
Shipping never reaches the total. Fixing PledgeViewModel, then I’ll run it again.

9:41PaymentCheckoutKickstarter is not a store.It’s a way to bring creative projects to life.Learn more about accountabilityYour pledgeEstimated delivery March 2027RewardGooseneck Kettle - Early Bird$79Shipping: United States$10Bonus support$0$5Pledge amount^$84^.00^$84^.00Total amount^$84^.00^$84^.00ContinueBy pledging you agree to Kickstarter’s Terms of Use, Privacy Policy and Cookie Policy.

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“I changed checkout. Prove it still works on my iPhone.”
Get the screen that failed
Your agent gets pass or fail, with the screen that proves it.

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Ask in your terminal

Get the screen that failed

Try it on your own iPhone