Security researchers often need to decrypt iOS apps for analysis but must maintain complex toolchains as Apple updates FairPlay. A hosted service could handle this transparently.
Build a simple API where users upload IPAs and get back decrypted binaries. Use the open-source key derivation with added reliability and scaling.
Security firms and app archivists would pay monthly for reliable access without maintenance overhead. Educational users might need pay-as-you-go options.
Start with a CLI wrapper around the existing tools before building web interfaces.
Legal risk is high—must carefully vet customers and use cases to avoid aiding piracy.