Unscrupulous websites claim to have modified the official Mobiletrans helper app (the free Android client) to include "premium features" like unlimited WhatsApp transfers without a PC. This is technically impossible. The encryption keys for WhatsApp and the transfer engine reside within the PC software. No APK modification can unlock desktop functionality.
To be clear: The official "Mobiletrans" app on the Google Play Store is free and safe. It does not require a "premium APK." It works as a receiver when the PC software initiates a transfer. You can download this without fear. Mobiletrans Premium Apk
How to spot the official app:
If the price of the premium version is a hurdle, you don't have to resort to risky APKs. There are legitimate ways to use MobileTrans or find alternatives: Unscrupulous websites claim to have modified the official