Mobile games and apps, made by one person.
More on the way.
Writing
Notes on building the apps.
3 min read
From four repos to a monorepo
Consolidating four byte-identical app repos into one shared core plus thin app shells, the expo-router and Metro problems it surfaced, and validating the migration with real bundles.
Read the post3 min read
Shipping, then listening
The first round of real tester feedback and the small, high-leverage fixes it produced: grid spacing, free typing, jump buttons, easing early ads, and a well-timed review prompt.
Read the post3 min read
The Play Store gauntlet
Everything between a finished app and a live listing: store assets, data safety, content rating, the target-audience trap, app-ads.txt, and the testing tracks, from real experience.
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A cross-app discount with no backend
Giving players 50% off in a sibling app when they already paid in one, using a deep-link handshake instead of sign-in, accounts, or a server.
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About
I'm Angga Pratama. I've been shipping mobile software since 2016, starting with payment terminals. The apps above are what I build next to that work, on my own time.
- Shipping since:
- 2016
- Working with:
- A remote team in Australia
- Stack:
- Kotlin, React, TypeScript

















