Microsoft's flagship products now have a unified interface across all iOS devices, and most creating and editing features are available without an Office 365 subscription.
If you're looking for a powerful spreadsheet app for iOS that makes it seamless to work between a Mac, a Windows machine, and any number of iOS or Windows Phone devices, Excel for iOS is for you.
UltraViolet, take note: the DVD version of Disney's hit offers multiple digital options and a painless download process.
Apple's new spreadsheet app for the iPad and iPhone is great if you rely on the built-in templates or you want to perform basic tasks. However, the screen real estate makes Numbers difficult to use for complex spreadsheets.