Using sideloaded apps from third-party sites often requires "jailbreaking" or using a developer certificate, which can void warranties and expose the operating system to vulnerabilities.

: Generally implies compatibility with iOS 9.0 and above.

For a safe and stable experience with the latest features (like iOS 18 optimization and TLSv1.3 support), it is strongly recommended to use the official FTPManager Pro from the App Store. FTPManager Pro - App Store