Readable is an Android application that enables users to read long and tiny articles on their mobile devices without straining their eyes. It is a free, open-source project developed by spicydog. The app allows users to share text from any application and display it in a larger size on a book-like color background.

The app's interface is simple and easy to use. Users can adjust the font size and background color to their preference. The app also has a night mode feature that reduces eye strain in low light environments. Readable is an excellent tool for readers who want to enjoy a comfortable reading experience on their mobile devices.