GMAT is one of many tests you might have to take to get accepted to a decent graduate program. You will need to study and practice to get a good score. If you have problem with the math part, you should give these GMAT math apps a look:
Magoosh GMAT Prep: has over 200 animated video lessons and covers all parts of the exam to get you ready. You get explanations for each concept.
Pocket GMAT Flashcards: it has over 360 GMAT flashcards to help you improve your math skills. It covers algebra, geometry, fractions, exponents, percents, and other relevant topics.
GMAT by YourTeacher: a math app that helps you prepare for the GMAT exam. It has over 150 GMAT math lessons.
Mathemagics: not just for GMAT, this app is designed to teach you how to calculate things faster in your head. It has plenty of cool tricks to improve your performance.
Khan Academy: should not need any introduction. It covers various topics, including science, math, history. If you need to learn something new, this app is must-see.
iMathematics: another app to help you refresh your math skills. It covers over 70 topics. It provides you with formulas, definitions, and theorem explanations. It has interactive quizzes and useful tools to solve exercises.
Have you found better GMAT math preparation apps? Please share them here.