Numentra: Practice mental math

Numentra is a focused game/app for anyone who wants to get faster at mental math.

Four operations, one goal Practice addition, subtraction, multiplication, and division with exercises tailored from beginner to advanced level.

Number ranges from 1 to 500 Start with numbers 1–10 and work your way up. Eight difficulty levels per operation give you a clear path of progression.

Table training and quantity training Practice one table at a time or mix exercises to train speed. Choose whether to fill in the answer, a term, or a factor.

Track your progress See your times, personal bests, and improvements for each exercise. History is stored locally on your device.

Random order Turn on shuffle mode to really test yourself — no exercise looks the same twice.

Customize your experience Choose from three themes, switch language (Swedish/English), and set haptic feedback to your preference.

Built with privacy in mind No accounts, no personal data. All exercise data stays on your device. Optional anonymous analytics help us improve the app — you decide.

Drop by and say hi
Discord: https://discord.gg/fgk9gMwes5