By Hirokazu Uno
Report updated Apr 23, 2026
1 Minute Mental Arithmetic
For individuals seeking daily brain training and children learning basic arithmetic calculations.
Overview · Full Intel report in progress
1 Minute Mental Arithmetic is an established education app that is completely free. With a 5.0/5 rating from 30 reviews, it shows polarized user reception.
What is 1 Minute Mental Arithmetic?
Current Momentum
v1.14 · 6mo ago
MaintenanceLast updated 198d ago. 5 versions tracked.
Competition
Rivals identification in progress
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What makes this app unique?
What Does It Look Like?
How Is The App's Momentum Right Now?
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What Are The Key Features?
Provides a structured one-minute daily practice routine to improve calculation speed.
Focuses on cognitive exercise through consistent mathematical problem solving.
Designed to assist children in mastering fundamental calculation skills.
How much does it cost?
Who Built It?
Hirokazu Uno
Delivering low-friction, logic-based puzzles and simulations designed for stress-free casual play.
Portfolio
13
Apps
Who is Hirokazu Uno?
Hirokazu Uno operates as a solo developer focusing on high-volume output of classic puzzle mechanics and niche simulations. The portfolio's strategic value lies in its 'Infinity' series, which distinguishes itself by removing standard mobile friction points like time limits and life restrictions. This hobbyist-led approach prioritizes accessibility and low-pressure gameplay over complex monetization or high-fidelity graphics. The key challenge remains differentiating these titles in a saturated casual market dominated by larger studios with higher UA budgets.
Who is Hirokazu Uno for?
- Casual mobile gamers seeking low-pressure logic puzzles
- Simple arcade experiences without time constraints or competitive pressure
Portfolio momentum
Maintains an active development cycle with 5 releases in the last 6 months and 31 out of 32 apps currently active in the portfolio.
What other apps does Hirokazu Uno make?
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Ball Sort Puzzle - Infinity
Sokoban Push Puzzle
Image Slide Puzzle - Classic
Elephant Game - Merge puzzle
Rolling Ball - in the sky
Analysis in progress, available soon
What do users think recently?
Analysis in progress, available soon
Analysis in progress, available soon
What is the competitive landscape for 1 Minute Mental Arithmetic?
How's The Education Market?
Market outlook for this category
Available very soon
Strategic analysis coming soon
SWOT, key takeaways & outlook
The outtake for 1 Minute Mental Arithmetic
Key Takeaways
This is a minimalist, free educational tool focused on short-form daily arithmetic practice for users of all ages.
Where Is It Heading?
Trend analysis
Available very soon