iOS requires specialized sideloading tools rather than file archivers to install apps.
Are you trying to the contents of an IPA, or do you want to install the app ? Do you have access to a Mac or Windows computer ? Which iOS version is your device currently running? zarchiver ios ipa
Note: Sideloading requires trusted developer certificates or third-party desktop companion tools like AltStore or Sideloadly to sign the application package using your Apple ID. To help find the right setup for your needs, let me know: iOS requires specialized sideloading tools rather than file
If you are specifically looking for an (the iOS equivalent of an APK) for side-loading purposes: Which iOS version is your device currently running
If you need ZArchiver-level power, these verified apps are your best bet: Excellent for password-protected ZIP and RAR files.
An is the application bundle for iOS, analogous to an .exe on Windows or .apk on Android. When you see "ZArchiver iOS IPA," it refers to an unofficial, third-party repackaged version of an app claiming to be ZArchiver for iPhone.
ZArchiver for iOS: Managing IPA Files and Archives on iPhone/iPad