More details, screenshots regarding the BlackBerry 10 OS, today we have Adobe Reader and native Story Maker. As you can see on the screenshot above showing the Adobe Reader being used to open up PDF documents. The screenshot below displays a message showing you how to open a PDF message attached to an e-mail:
Story Maker will be a native BlackBerry video editing application powered by JayCut. With this app, you would just need to apply multimedia files & cut/crop, edit, stylize etc. & end up creating a video in no time!
Source: CrackBerry