Abaco - Flash Mental Math
Abaco - Flash Mental Math is made and published by Jiwon Park. AppBrain is an independent app data site and isn't affiliated with Jiwon Park. The app name, icon, screenshots and description belong to Jiwon Park and are shown as published on the App Store.
AppBrain's verdict
- Rating on App Store
- 5.00
- 1 ratings
- Last updated
- June 2, 2026
It doesn't have enough ratings yet to judge what users think.
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Releases
Updates seen on the App Store- Version
- 5.0.16
- Launched
- October 2025
No changelog data
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Technology
Found in the app by AppBrain- Price
- $2.99
- App size
- 42.1 MB
- Content rating
- Everyone
Technologies used by Abaco - Flash Mental Math
About the app and developer
About Abaco - Flash Mental Math
Abaco - Flash Mental Math is an education app developed by Jiwon Park.
User Ratings
Abaco - Flash Mental Math is rated 5.00 out of 5 stars. The rating is based on one rating ratings.
App Information
Abaco - Flash Mental Math costs $2.99. The app size is 42.08 MB. The latest version available is 5.0.16. The last update was on June 2, 2026.
Technical Requirements
The app has a content rating of Everyone. The app has been available on the App Store since October 2025.
Developer information for Jiwon Park
Address:
Store listing
By Jiwon Park, from the App Store
Description by Jiwon Park Written by the developer, not by AppBrain. Click to read.
The best flash mental math app to improve your calculation skills anytime, anywhere! Start practicing immediately with default settings or customize everything to your preference.
Ideal for mental math competition prep, brain training, and improving math skills. A proven app experienced by over 20,000 users!
Key Features:
Two Practice Modes
• Addition/Subtraction Mode: Step-by-step addition and subtraction practice
• Multiplication/Division Mode: Systematic multiplication and division mental training
Designed for Abacus Mental Math
• Built-in difficulty adjustment algorithm prevents problems from becoming too easy
• Subtraction problems are designed so answers never go negative
• Division problems always result in whole numbers
• Optimized for flash training, similar to abacus competition programs
Convenient Customization
• Addition/Subtraction Mode: 1-8 digits, 2-200 problems
• Multiplication/Division Mode: 1-8 digits × 1-8 digits
• Speed control (0.1s-30s)
• Custom theme color support
• Presets: save and load your favorite settings instantly
Multi-language Support
• 40+ languages: English, Korean, Japanese, Chinese, Spanish, German, French, and more
• Intuitive interface for all languages
Recommended for:
• Teachers running abacus/mental math schools
• Students learning abacus/mental math
• Adults seeking brain training
• All ages wanting to improve math skills
• Those wanting to develop concentration and calculation abilities
Experience amazing improvement in mental math skills with just a few minutes of practice daily!