Mental Math: Focus Trainer

Brain Train & Speed Math Daily

Free · In‑App Purchases · Designed for iPad. Not verified for macOS.

New: train percentages in your head. Four levels built around real mental-math shortcuts — plus articles that teach the tricks behind them. Train your brain. Sharpen focus. Improve mental speed. Modern life constantly fights for your attention. Notifications, multitasking, and digital noise make it harder to stay mentally sharp. Mental Math: Focus Trainer helps you rebuild focus using short daily mental math training sessions designed to improve concentration, processing speed, and mental clarity. This isn’t about becoming a math expert. It’s about using simple mental math exercises to activate your brain and enter a focused, high-performance state. Just 5 minutes of brain training can reset your attention and prepare you for deep work. HOW IT WORKS Think of it as a quick brain workout. A short session of mental math practice clears mental fog, activates focus, and strengthens your ability to concentrate. Use it: • before a deep work session • before studying • before an important meeting • as a daily brain training habit CORE FEATURES Performance Test (100 Questions) • measure mental speed and accuracy • track completion time • track accuracy • see questions per minute • get an overall performance score Mental Math Training Practice core arithmetic operations with multiple difficulty levels: • addition • subtraction • multiplication • division Choose the difficulty that matches your skill and gradually increase the challenge Custom Exercises Create your own mental math training: • choose operations (+ − × ÷) • choose difficulty levels • choose number of questions Progress Tracking • track mental speed • track accuracy • see progress across different difficulty levels • improve consistency over time Minimalist Design • no distractions • no noisy gamification • clean dark-mode interface WHY TRAIN MENTAL MATH? • improve concentration • boost mental processing speed • prepare your brain for deep work • build a daily focus ritual Reclaim your focus. Train your brain. One number at a time. Terms of Service: https://www.apple.com/legal/internet-services/itunes/dev/stdeula/ Privacy Policy: https://denyskt-hub.github.io/mental-math

  • 5.0
    out of 5
    1 Ratings

• Percentages — a brand-new exercise. Practice "What is X% of Y?" across four levels, each built around a real mental-math shortcut. • Two new articles on percentage tricks — milestones, break-it-up, and the swap trick, plus quick fraction ↔ percent conversions. • Smaller download and more variety within each session. • Bug fixes and performance improvements.

The developer, Denys Kotenko, indicated that the app’s privacy practices may include handling of data as described below. For more information, see the developer’s privacy policy .

  • Data Not Linked to You

    The following data may be collected but it is not linked to your identity:

    • Usage Data
    • Diagnostics

Privacy practices may vary, for example, based on the features you use or your age. Learn More

The developer indicated that this app supports the following accessibility features. Learn More

  • Supported Features

    • Dark Interface

Seller
  • Denys Kotenko
Size
  • 7 MB
Category
  • Education
Compatibility
Requires iOS 18.0 or later.
  • iPhone
    Requires iOS 18.0 or later.
  • iPad
    Requires iPadOS 18.0 or later.
  • Mac
    Requires macOS 15.0 or later and a Mac with Apple M1 chip or later.
  • Apple Vision
    Requires visionOS 2.0 or later.
Languages
English and 7 more
  • English, French, German, Russian, Thai, Turkish, Ukrainian, Vietnamese
Age Rating
4+
In-App Purchases
Yes
  • Pro Yearly: Focus & Mental Math $17.99
  • Pro Monthly: Focus & Mental Math $3.99
Copyright
  • © 2026 Denys Kotenko