Microsoft Office Mobile
Whether your boss forces you, or you genuinely enjoy using Microsoft software on Apple products, you'll be happy to learn that Microsoft Office Mobile (Free) is available on iOS for Office 365 subscribers ($100). Now you can edit your Word documents, Excel spreadsheets, and Powerpoint presentations from your device, and see your changes reflected anywhere you access your work. Built-in sharing tools let you collaborate with your coworkers through SkyDrive, so you'll never miss a comment or revision. The recent documents feature lets you access your work without trouble.