CrackedMath

Why speed math?

Because your brain is faster than you think.

CrackedMath started as a personal obsession. Growing up competing in mental math tournaments in Latvia, I noticed that the difference between good and great competitors wasn't intelligence — it was trained recall speed. Arithmetic became automatic, freeing up working memory for harder problems.

That's the idea here. Not a tutoring app. Not a learning platform. A training tool built around the same principles as typing speed tests — deliberate repetition under time pressure, with immediate feedback.

6

Rounds

40s

Per round

6

Difficulty levels

The cognitive training angle

Research on cognitive training consistently shows that working memory and processing speed are trainable. Mental arithmetic is one of the few tasks that reliably engages both simultaneously — you're holding numbers in mind while executing operations against a clock.

The side effects are real: faster pattern recognition, better number intuition, reduced cognitive load on everyday calculations. But honestly, the main benefit is that it's just a very satisfying thing to get good at.

Built for focus

No popups. No streaks that guilt you into daily sessions. No gamification designed to maximize time-on-site. CrackedMath is intentionally minimal — the only thing on the game screen is the equation and the numpad. Everything else is noise.