WeTransfer - WeTransfer is a free service to send big or small files from A to B.
Send Anywhere - Send whatever you want, wherever you want
Presearch - Keyword Staking - Keyword Advertising: A $100 billion dollar opportunity
Wormhole.app - Wormhole lets you share files with end-to-end encryption and a link that automatically expires.
Dropbox - Online Sync and File Sharing
Datash - Send and receive files with end-to-end encryption