Christopher Hayes

Developer Portfolio

2 App Records
MyGeoTutor World iOS Icon

MyGeoTutor World

App $1.99
  • Version: 2.0
  • Size: 19.38 MB
  • Release date: 2026-03-14
  • Min iOS: 18.5
  • Bundle ID: de.christopher-hayes.MyGeoWorld
View App
US-Presidents iOS Icon

US-Presidents

App Free
  • Version: 3.0
  • Size: 11.89 MB
  • Release date: 2026-03-11
  • Min iOS: 18.0
  • Bundle ID: de.christopher-hayes.US-Presidents
View App