Here's how you can download the BitTorrent Sync app free for Android devices.
1. Go to the Google Play page for the free app BitTorrent Sync.
2. Tap the Install button.
BitTorrent Sync lets you sync files and folders across Mac, Windows, and Android devices. You can access all of your sync folders from your Android device. You can also send photos, videos, and files from one Android device to another. Your file transfers are encrypted and private keys protect them unauthorized eyeballs. None of your information is stored in the cloud or on a server.