Google Drive
Productivity
Free
"Very easy to use and share docs"
Best iOS apps to share docs
Filters:Free
Microsoft Word
Productivity
Free
"Dropbox makes sharing docs between my PC and iPad a breeze"
Google Docs
Business
Free
"Create, edit, and collaborate with others on documents from your iPod,..."
TripIt: Travel Organizer
Productivity
Free
"TripIt from Concur instantly organizes all your travel plans in one pl..."
Google Sheets
Business
Free
"Create, edit, and collaborate with others on spreadsheets from your iP..."