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Firefighter builds offline iPhone predator caller app using ChatGPT and Codex

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A firefighter and hunter with no formal app-development experience used AI tools ChatGPT and Codex to build an iPhone app called PREDATOR. The app is designed to play predator calls offline through a Bluetooth speaker, eliminating the ad interruptions common in existing alternatives. The developer shaped product decisions around real hunting scenarios rather than ad-supported models. The app is currently moving toward field testing with coyote hunters to identify issues before a wider release. The project highlights how AI-assisted development is enabling non-programmers to independently build and ship functional mobile applications.

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