Seonghyeon Park

Independent creator of app launch guides

About

I'm an independent creator documenting what I learn while preparing my app, PhotoFit, for Google Play. I turn those lessons into illustrated guides, checklists, and templates in English and Korean to help first-time app creators prepare for closed testing.

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Tastemaker

Gone streaking

Maker History

Google Play Closed Testing Prep KitAn illustrated guide to preparing your first closed test
Oct 2026

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Joined Product HuntOctober 18th, 2026

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18h ago

Google Play Closed Testing Prep Kit - An illustrated guide to preparing your first closed test

Prepare for your first Google Play closed test with a 113-page illustrated guide, 8 task cards, an 8-minute AI-narrated video, a CSV checker and 5 templates. Based on the PhotoFit app preparation case, with English and Korean editions available. An independent educational resource; testers, submission services and approval guarantees are not included.