Mathy vs Mathy

Train your mental math for case interviews, school, or just for the fun of getting faster. Mathy is a fast, focused mental math trainer built for the numbers that show up when speed matters: consulting case interviews, exams, homework, business estimates, and everyday brain training. Whether you’re preparing for consulting or finance case interviews, class, or your own personal best, Mathy helps you turn tricky calculations into reflexes. Practice big round numbers, percentages, market-share math, clean division, fraction simplification, and zero-tracking until they feel natural. Work through drills across: - Addition and subtraction, from warm-ups to large-scale numbers - Multiplication with clean, practical values - Division with answers that land cleanly - Percentages, including percent-of-a-number, percent-of-a-percent, and reverse percentage problems - Market-share style calculations - Fraction simplification Choose the practice mode that fits your moment: - Timed Round to build speed under pressure - Fixed Set of 10, 20, or 50 questions for deliberate practice - Endless Mode for warm-ups, flow, or long training sessions Set your difficulty level, or let Mathy surprise you with a random level. Keep it light, make it serious, or push yourself until your brain starts seeing patterns automatically. After every session, Mathy shows a clean results table with your answer, the correct answer, and how long each question took. You’ll see where you’re improving, where you’re slowing down, and when you beat your personal best. Tap any question to see how Mathy would solve it: a clear, step-by-step mental-math strategy that breaks the problem into the rounding, multiplying, and adjusting a fast solver would actually do in their head. It's not just the right answer; it's the shortcuts to get there. Mathy is fully offline, private, and built for speed. No accounts. No tracking. No data leaving your phone. Just instant feedback, zero lag between questions, and a native iOS experience that gets out of your way. For interviews, school, or the simple satisfaction of sharper mental math: open Mathy and start drilling!

Mathy helps turn math you already understand into something you can do quickly and reliably. It is for anyone who knows a topic but still feels slow, rusty, or inconsistent with it. Choose the topics you have learned, then start practicing in one tap. Mathy uses your past answers to choose what will help most next, gives immediate feedback, and brings problems back at useful times. You do not have to make flashcards or plan your own review schedule. PRACTICE YOUR WAY Choose a daily problem goal, practice for a set amount of time, or keep going without a limit. Mathy remembers your preference and keeps the next useful session easy to start. SEE YOUR PROGRESS Follow clear progress across your selected topics. Mathy shows what is becoming automatic, what is still building, and what could use attention. PLAY FOR SPEED Try the optional 60-Second Sprint, track your personal best, and build fluency without changing your learning schedule. OFFLINE. NO ACCOUNT. Practice works offline and without an account. Your learning history stays on your device. Mathy is for practicing knowledge you have already studied. It does not replace math instruction.