A free app for Android, by Westechworld.

Guitar Notes is the world's largest collection of guitar notes for learning. It contains thousands of high-quality guitar tabs from a variety of genres and artists. It is designed for all levels of players and can be used in any type of music player. It is a very easy-to-use app and is designed to work in offline mode. The application allows you to search by title, artist, genre, and many more. It also provides a collection of tutorials to help you learn how to play the guitar. It contains a virtual simulator to help you learn and play your favorite songs.