MySQL Helper is an Android application that provides a comprehensive guide to structured query language (SQL) used in MySQL. Developed by xtreme_, this education and reference app is ideal for anyone who needs quick access to the basics of MySQL. With easy navigation and numerous examples, MySQL Helper is an excellent resource for beginners and advanced users alike. One of the best features of this app is that it does not require an internet connection to load information on various topics, which can save on data usage. This makes it possible to use the app even when there is no network available.