Math Cheat Sheets (com.abcomapps.android.mathcheatsheets) on Google Play
Over 100 math formulae at high school and college levels in world's four top languages (English, German, Spanish, French). Our survey indicates that most of the apps in this category are only English-based. This app will be a handy tool for not only English speaking countries, but also for non-English speaking ones. The areas include algebra, geometry, calculus, trigonometry, more will follow in updates. A convenient and handy tool for students, teachers and an invaluable reference for the rest.