Z-OneHelper - This application can help you do bitwise binary logic and arithmetic operations. Makes life easier for computer engineers, scientist and students. It is a good tool for everybody who wants to learn some of the math behind electronics. This app also converts binary numbers to its decimal, hexadecimal representation and viceversa
ZoomIt - This free/ad-supported tool is a virtual magnifying for your phone. It works great for those times when you need to read the fine print or text that is simply too hard to read. It also includes a function to smartly brighten or darken an image.
Simply snap a picture and use pinch zooming to zoom in
