ZipScan helps create digital copies of your physical documents without any dedicated hardware on your phone.
Capture2Text lets you recognize and copy the text in an image into your clipboard on your computer.
Scanbot lets you create high-quality digital copies of your physical documents on your devices.
Lensinator lets you find objects and scan for various codes on your Android device.
PhotoMiner lets you scan directories on your Mac to find all the photos residing in there.