Google Contacts - Google Contacts is Google's contact management tool that is available in its free email service Gmail, as a standalone service, and as a part of Google's business-oriented suite of web apps Google Apps.

Bashupload - Upload files from command line to share between servers

SA Contacts Lite - SA Contacts Lite app comes up with features to help you in transferring all your contacts in your phone book between all your handheld devices without much of a stretch.

FilePizza - Open source application used to transfer file via WebRTC and WebTorrent.

Import Export Contact Master - Import Export Contact Master app contains features so users can export all the selected phone numbers from the sim and the phone storage in an excel file right at their fingertips.

BlackHole File Transfer - Blockchain-based file transfer. Designed for everyday use.