Mathup is a fast mental math training app inspired by Japanese Anzan practice.
Numbers flash on the screen.
You add them in your head.
No calculator.
No writing.
Just your brain.
The goal is simple: train your mind to calculate faster and stay focused under pressure.
With regular practice you'll start noticing:
• faster mental calculations
• better focus
• stronger number memory
• quicker thinking
Many people use Mathup as a short daily brain workout — similar to puzzle or brain training apps, but focused entirely on mental math.
How it works
Numbers appear on the screen one by one
You remember and add them in your head
Enter the final result
Earn XP and keep your streak alive
The more you practice, the faster your brain becomes.
Features
• Flash number training
• Adjustable speed and difficulty
• Custom number ranges
• Daily streak system
• XP and level progression
• Clean minimalist interface
• Short sessions — perfect for daily practice
Mathup is great for students, programmers, engineers, chess players — or anyone who wants to think faster with numbers.
Train your brain every day.
Think faster.