CalPrint - CalPrint uses your existing reminders and calendar entries on your iPad or iPhone (Exchange, iCal and Google Calendars etc.
Google Duo - Google's answer to Facetime, high-quality video calling on iOS and Android.
Air Sharing - Air Sharing lets you bring your documents with you — without bringing your computer.
GoRemote - A free & simple yet powerful European based solution to go remote. Video & audio conferences, screen sharing & chat with end to end encryption. Keep your team close and productive
Printer Pro - Print attachments, receipts, documents, web pages from your iPad and iPhone.
Around - Find people to hang out with.