Use your iPhone for business? Listen up: Quickoffice just unveiled Quickoffice for iPhone, a productivity app that allows users to view and edit Microsoft Word and Excel documents. With this app ($19.99), users can copy and paste content, format text and cells, work in landscape mode, undo and redo changes, add bullets, insert rows and columns, and work with 125 formulas. It automatically saves changes as you go, which is a huge plus. Quickoffice’s pre-existing app, MobileFiles Pro ($12.99), which only allows for Excel editing, will now be called Quicksheet. A Word-only app, called Quickword, is also available for $12.99.