CamScanner Windows Phone app just got updated to v2.5 in Windows Phone Store. This update includes the ability to choose resolution while scanning and more. Find the full list of new features below.
1. Option to choose resolution while scanning
2. Digital zoom (swipe up while scanning)
3. QR code scanning feature
4. Option to sign in to the web app by scanning QR code with CamScanner app
5. Cortana support to open scanning feature, search by keywords and open a specific document, supporting English and Chinese mandarin
6. Option to set app protection password (in settings)
Download it here from Windows Phone Store.