Camera+ - With Camera+ you’re able to use your iPhone to shoot the best photos you possibly can.

HelpNDoc - What is HelpNDoc ? Easy to use yet powerful help authoring environment which can generate various documentation formats from a single source.

PhotonCamera - Android Camera that uses enhanced image processing.

ManualsLib - Just enter the keywords in the search field and find what you are looking for!

Open Camera - Open Camera is an open-source camera app for Android phones and tablets.

Manuzoid - Repository that includes user manuals for various products