Content rating
Everyone
0+
Downloads
Content rating
Everyone
Learn more
Screenshot image
Screenshot image
Screenshot image
Screenshot image
Screenshot image
Screenshot image
Screenshot image
Screenshot image
Screenshot image
Screenshot image
Screenshot image
Screenshot image
Screenshot image
Screenshot image
Screenshot image
Screenshot image
Screenshot image
Screenshot image
Screenshot image
Screenshot image
Screenshot image

About this app

Master your mental math skills with Numtrex, a focused training app designed for rapid calculation practice. Challenge yourself with arithmetic problems and use the built-in numpad for quick input responses.

Practice addition, subtraction, multiplication, and division through timed exercises. Track your progress with detailed statistics showing accuracy rates and response times. The app adapts to your skill level, gradually increasing difficulty as you improve.

Features include customizable problem types, adjustable time limits, and comprehensive performance analytics. Choose from different difficulty levels ranging from basic single-digit operations to complex multi-digit calculations.

All your progress is saved locally on your device with no registration required. The clean, distraction-free interface keeps you focused on improving your mathematical fluency through consistent practice sessions.

Perfect for students preparing for standardized tests, professionals who need quick calculation skills, or anyone looking to sharpen their mental arithmetic abilities through regular training.
Updated on
May 21, 2026

Data safety

Safety starts with understanding how developers collect and share your data. Data privacy and security practices may vary based on your use, region, and age. The developer provided this information and may update it over time.
No data shared with third parties
Learn more about how developers declare sharing
This app may collect these data types
Device or other IDs
Data isn’t encrypted
Content rating
Everyone
Learn more

App support

About the developer
Solutions 4Education s.r.o.
fernandes62dsfew@gmail.com
Na Folimance 2155/15 120 00 Praha Czechia
+420 607 655 115