Photography Tools bundled in one free application. Please note that this is a tool for professional photographers and advanced amateurs. Some background knowledge is required.
This is the free version. Get the Donation version (search Photo Tools Pro) if you like it and want to support my work. ...
Photo Tools — A ton of great photo tools come with this app. They are an excellent way to learn about photography and to begin making the jump from amateur to pro and it's right on your phone. Learn about color temperature and how to use a light meter. Recommend!