No PiP for Mac videos yet. You could help us improve this page by suggesting one.
For hosting common files it's ok. Also it is on Android too do, great to transfer files between your Windows and your phone. But if you want better security you have to subscribe a monthly offer.
Helium - Helium lets you accept payments by credit card for anything you want to sell online.
Dropbox - Online Sync and File Sharing
PiPer - A DIY Minecraft computer to build gadgets
Google Drive - Access and sync your files anywhere
Pennywise - Cross-platform application to open any website or media in a floating window
Mega - Secure File Storage and collaboration