Azure Information Protection
iOS Universal Productivity
Azure Information Protection app enables you to securely collaborate with others. You can view protected files (Rights protected email messages, PDF files, pictures, text files, and any other file format that is protected as a .pfile) that others have shared with you.
IT administrators can also deploy and manage the app for devices that are enrolled by Intune.
For more details, read our FAQ page http://go.microsoft.com/fwlink/?LinkId=828412
NOTE: You need to have an Office 365 account to use Microsoft Azure Information Protection viewer application. You can sign up for a free account by using the Azure Information Protection page. You cannot use Microsoft Account (Live, Hotmail or Outlook.com) account to sign in.