If you want to safely install custom or modified .ipa files on your iPhone without relying on scams, you must use verified sideloading tools. The best, most secure options available include: Sideloading Method Requirements Refresh Cycle Computer (Mac/PC) + Apple ID Every 7 Days General users seeking open-source tweaks. Sideloadly Computer (Mac/PC) + Apple ID Every 7 Days Advanced users who want fast UI and custom tweaks. TrollStore Specific iOS Versions Users with older/compatible iOS versions. Apple Developer Account $99/year Subscription App developers and power users who want zero hassle. 1. AltStore

The "best" signing service depends on ease of use, security, and reliability. is considered top-tier because it offers:

With the trusted certificate profile established, you can now sideload: