If you only need Frida’s dynamic instrumentation, the easiest method is using frida-ios-hs (Frida iOS Helper Script):

Finally, you need to repackage the IPA:

file * | grep "Mach-O"

(GUI for macOS)

Warning: modifying, signing, or redistributing apps without the author’s permission may violate terms of service and laws. Use only on apps you own or have explicit permission to modify.