Numbers — Math Trainer

Numbers is a free math trainer for arithmetic practice: addition, subtraction, multiplication, division, and equations. No ads. No subscriptions.

Build mental math skills and multiplication facts at your own pace — with a timer, instant answer feedback, and clear progress. Great for elementary learners and anyone who wants quick, focused arithmetic drills.

What's inside
• 5 task types: addition, subtraction, multiplication, division, equations
• 3 difficulty levels — from simple counting to tougher problems
• Timed practice with instant feedback
• Challenges with deadlines from 10 minutes to 1 week
• Statistics and result history over 7 and 30 days
• Online leaderboard — compete for perfect runs

For parents
Ad-free math practice with visible progress — no banners, no paywall.

For teachers
Short homework drills: mental math, multiplication tables, and basic equations.

Why Numbers
• Completely free
• No ads
• English and Russian
• Open source (GPL)

Download Numbers, complete one math training session, and check your stats.