CamScanner Windows Phone app just got updated to v188.8.131.52 in Windows Phone Store. CamScanner allows you to convert your camera images to PDF documents. This new update brings in lots of new features and some exclusive features for Windows Phone version. You can open recognized texts in Office, merge documents and more.
> Auto-detect doc edges when capturing images
> Merge documents
> Upload PDF to OneDrive
> Clear cache
> Highlights keywords in context when searching (keywords in document note and recognized texts will also be highlighted)
> Supports the latest Windows Phone 8.1 transparent tile on the Start Screen
> Syncing speed and experience
> App memory usage and performance
Windows Phone Users Exclusives for free:
> Copy recognized texts to clipboard
> Open recognized texts in Office
> Read recognized texts
> Make unlimited annotations
Download it here from Windows Phone Store.