TF signature listing or testflight listing platform and price!!

TF signature is actually called TF listing, and its full name is testflight. It is actually Apple's official internal test distribution channel. We all know that the official channel for iOS users to download APP is the App Store, but testflight is also an official channel, but the tf signature is used as internal test.
If you need it, please contact me on the telegram: @wangcaicm

Tags/keywords: TF listing, Apple tf signature, tf signature internal test, TF signature, easy to use tf signature
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