OldOS

About

ipaomtk.com | OldOS​ IPA a digital time capsule that invites iOS users ⁤on a retro journey⁤ through the interface of past operating‌ systems.⁤ With a

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