UnKeySign
UnKeySign

OldOS

zzanehip · v1.0 · 84.1 MB
com.zrc.BudgetingBuddy
Sign & Install with UnKeySign

About

OldOS is a testament to the days of yesteryear, showcasing what iOS once was ten years ago. The ethos of the app is to merge the technologies of today

How to install OldOS on iOS

  1. Download UnKeySign on your iPhone
  2. Import OldOS IPA into UnKeySign
  3. Add your P12 certificate and provisioning profile
  4. Tap Sign — the app installs automatically
Source: Fastsign · Last updated: 6/5/2026