BitTorrent is one of the best alternatives to share files, but if you want to do so privately you can now make use of Shoot. Send your videos and photos, regardless of their size, to friends and family.
The easiest way to sent photos from phone to phone.
Grant access to your contents to the people of your choice
Thanks to P2P, peer-to-peer, connections, you can send your photos and videos by means of a secure and totally private channel. Your data will never touch the cloud. By just scanning a QR code you'll start transferring the selected files. Furthermore, this protocol is perfect to exchange large files.