In fact, TF signature is to put TF on the shelf. These two have the same meaning. It all means putting the APP on testflight, but most people who do internal testing of the APP call it TF signature.

TF signature is a distribution mode that is often used in internal testing of APP. It is officially recognized by Apple, with high stability and minimal risk, and will not be cancelled. Moreover, because it is a beta application, its review will not be as strict as the App Store, so many applications that can't be put on the App Store for the time being can be put on the testflight, which can be put on the shelves in 30 minutes at the earliest.

With the help of the third-party developer service platform, you can upload ipa files directly to Haizhu platform, and choose the service type according to your own needs, so you can quickly put them on the shelves.