Ratio Master Android [portable] -
You can set specific upload speeds, often recommended between 10mb/s and 30mb/s for higher safety, or use "randomized" values to mimic human behavior. How to Use Ratio Master on Android
Mimics popular BitTorrent clients (like uTorrent or qBittorrent) so the tracker thinks you are using a legitimate application. Speed Simulation: ratio master android
Example: 12 : x = 4 : 7