Risk-Free Guarantee
Beat a calculator in 30 days — or get your money back.
Train consistently, build real speed, and if you don’t outperform a calculator in at least one challenge, we’ll refund you — no hassle.
Become faster than a calculator at everyday math.
Numina PRO helps you think faster with numbers, learn the tricks school never taught you, and build real confidence with mental math.
Takes less than 30 seconds to start.
*Billed yearly. Cancel anytime.
Early users lock in current pricing. Plans may increase later.
Yearly plan includes a 7-day free trial.
Calculate faster. Impress people. Feel smarter with numbers.
Choose how you want to start training your number brain.
Choose the training depth that fits you.
Start free, or unlock the full Calculator Brain System with PRO.
Benefits
Free
Starter
PRO
Serious Mode
Daily practice
All mental math tricks
Fix your weak spots automatically
Custom training modes
Advanced progress tracking
Train your brain to think faster with numbers.
Numina PRO gives you the system to build real mental speed, target your weaknesses, and apply math instantly in real-world situations.
Faster Progress
Train with focused speed drills that rapidly improve how fast you think with numbers.
Smarter Targeting
Weakness mode identifies where you struggle and trains those patterns until they become automatic.
Real-World Math
Apply mental math instantly to prices, discounts, tips, and everyday decisions.
Confidence Under Pressure
Stay calm and accurate in exams, challenges, and real-time situations.
Included with PRO
Everything you unlock with Numina PRO
You’re not just getting training — you’re unlocking a complete mental math system.
Mental Math Cheat Sheets
Quickly recall powerful tricks without relearning them every time.
Calculator Killer Trick Library
Impress people by solving calculations faster than they can on a calculator.
30-Day Mental Math Accelerator
A structured system that builds your speed step by step.
Custom Training Modes
Create your own drills and train exactly what you want.
Our Guarantee
🛡️The Calculator Challenge Guarantee
Train with Numina for 14 days.
Improve your speed. Beat your personal records.
And beat a calculator in at least one challenge.
If you don’t feel faster and more confident with numbers, you get your money back.
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Frequently Asked Questions
Is the free version enough to try first?▼
Yes. You can start with the free version and build your basics. PRO unlocks the full training system, advanced modes, and faster progress.
Why should I upgrade to PRO?▼
PRO gives you the full Calculator Brain System — all lessons, weakness targeting, custom training modes, and advanced progress tracking. It’s designed to make you faster than calculators, not just better at math.
How fast will I see improvement?▼
Most users start feeling faster within the first few sessions. With consistent training, you can see major improvements in a few weeks.
Can I cancel anytime?▼
Yes. You can cancel anytime. If you choose the yearly plan, you also get a 7-day free trial.
What exactly do I unlock with PRO?▼
You unlock all lessons, full progression, exam mode, weakness mode, custom game modes, advanced stats, and all future premium updates while your subscription is active.
Become the person who doesn’t need a calculator.
Start free, or unlock the full system with PRO.
Free plan. 7-day PRO trial.