If you are looking for high-quality professional camera tools for iOS, it is recommended to use reputable apps available directly through the Apple App Store : Halide Mark II

The "user-hidden" tag in the filename suggests the app may have capabilities to run undetected in the background.

Downloading and sideloading unknown .ipa files (iOS application packages) from non-official sources poses significant security risks:

Never download .ipa files from forums, guestbooks, or "cracked" app sites, as these are primary vectors for malware.

Before downloading, verify the developer's history and user reviews on the official App Store.

The industry leader for professional mobile cinematography and video control.

These files can contain hidden scripts designed to steal personal data, login credentials, or financial information.