Here is the breakdown of what an Isaac IPA is, why people want it, and the current state of playing it on mobile devices.
If you absolutely want to tinker, stick to sideloading the legitimate Rebirth iOS port (if you already own it) and use Isaac mods that mimic Repentance features – but keep your expectations low and your antivirus software on. binding of isaac repentance ipa
: Two brand new characters (and their "Tainted" variants). Here is the breakdown of what an Isaac