Disclaimer: This information is for educational and preservation purposes. Piracy of actively sold software harms developers. However, since the Bismark BS16i is officially abandoned (no longer on the App Store) and will not run on modern iOS without modification, the preservation community views repacks as archival.
If you want to run the Bismark BS16i IPA repack, follow these conceptual steps: bismark bs16i ipa repack
An IPA file is the application archive for iOS (similar to an .EXE on Windows or .DMG on Mac). When you download an app from the App Store, you are downloading an IPA. you will encounter bugs.
Because you are running a repack that bridges a 32-bit past with a 64-bit present, you will encounter bugs. bismark bs16i ipa repack