Mental Math Games vs Jade Arithmetic
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Mental Math Games
Sharpen your mental math skills with this app offering a wide range of exercises from basic arithmetic to fractions and percentages. It features timed challenges, progress tracking, and customizable modes to suit all levels.
- Wide variety of math exercises
- Timed challenges for speed
- Progress tracking and high scores
- Adjustable difficulty levels
- Math tricks and shortcuts
- Customizable trainer mode
- Achievements and rewards
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Numbio (formerly FastMath) turns mental math into a fast, satisfying daily habit. Train arithmetic, master your times tables, and watch your calculation speed climb in just a few minutes a day. WHY NUMBIO? • Practice that adapts to you: difficulty scales from Easy to Extreme as you improve. • Bite-sized sessions for any schedule: a 60-second speed test or a full training plan. • Actually fun: turn drills into a game and keep your daily streak alive. PRACTICE EVERYTHING • Free core arithmetic: addition, subtraction, multiplication & division • Times tables, digit sums, mixed expressions & chained operations* • Word problems, equations, rule of three, fractions, GCD & LCM* • Advanced operations: percentages, squares, square roots & modulo* • Every number type: decimals, money, fractions, binary, Roman numerals & more* • Build your own custom training plans: practice exactly what you want* LEARN THE TRICKS • Step-by-step mental-math tricks and shortcuts that make hard sums easy • Practice any trick right away with a matching, ready-made drill* • A personalized "For You" feed that suggests what to learn next* PLAY & COMPETE • Brain-teasing games: Number Hunt, Magic Square, Sudoku & Mini Sudoku • Climb Game Center leaderboards and unlock dozens of achievements TRACK YOUR PROGRESS • Build daily streaks and hit personal goals that keep you coming back • Earn XP and level up through ten ranks, from Bronze to Diamond • Watch your speed and accuracy climb with detailed stats and personal bests • Set daily reminders so you never break your streak ON ALL YOUR DEVICES • Cross-device sync keeps your progress in step wherever you practice • Jump in within seconds from Home Screen and Lock Screen widgets • Family Sharing: share Numbio Pro with up to five family members • Available in 29 languages PERFECT FOR Students building arithmetic confidence • Test-takers prepping for GMAT, GRE & entrance exams • Professionals staying sharp • Parents and kids learning times tables • Anyone who loves a good number puzzle Join thousands of learners worldwide sharpening their mental math with Numbio. Questions or feedback? We'd love to hear from you at hello@numbio.com. Terms of Use: https://www.apple.com/legal/internet-services/itunes/dev/stdeula Privacy Policy: https://www.numbio.com/privacy * Requires a Numbio Pro subscription.
Jade Arithmetic
Practice and improve fundamental arithmetic skills like multiplication, division, addition, and subtraction. Designed for children, this app offers an ad-free learning experience. New features are planned based on user feedback.
- Multiplication practice
- Division practice
- Addition practice
- Subtraction practice
- Ad-free experience
- Designed for children
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Jade Arithmetic will let you practice and improve your arithmetic skills -- multiplication, division, addition, and subtraction. We designed and built it for our kids, and hope that many others will use it. It is ad-free, and will remain so. We are just getting started, and have many new features planned. Please let us know what would be useful to your family, school, or homeschool group. Have a splendiferous day!
Screenshots
Verdict
The clearest difference is in-app purchases: Jade Arithmetic at none against Mental Math Games's 7. Jade Arithmetic also leads on rating (5.0 vs 4.7) and iOS requirement (16.0 vs 26.0). Mental Math Games's advantage is update cadence (every 9 days vs every 10 months) and ratings volume (1.1K vs 3). On price, review sentiment, ads and device support there is nothing between them.
Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS
Both are free to download. Mental Math Games sells 7 in-app purchases, starting at $4.99 per month. Jade Arithmetic asks for nothing beyond the download.
Jade Arithmetic holds the better App Store score, 5.0 against 4.7. That said, the two scores are not equally well evidenced: Mental Math Games has 1.1K ratings behind it against 3, so its average is the more settled of the two. Written reviews point the same way: 94% of Mental Math Games's written reviews are positive against 100% of Jade Arithmetic's.
Mental Math Games ships an update every 9 days, Jade Arithmetic every 10 months. The most recent releases landed on September 22, 2026 and September 17, 2026 respectively.
| Parameter | Mental Math Games | Jade Arithmetic |
|---|---|---|
| Price | Free | Free |
| Rating | 4.7 (1.1K ratings) | 5.0 (3 ratings) — better |
| Positive reviews | 93.5% of reviews | 100.0% of reviews — better |
| Number of ratings | 1.1K — better | 3 |
| Update frequency | Every 9 days — better | Every 10 months |
| Ads | No | No |
| In-app purchases | Yes | No — better |
| Monetization | Free with in-app purchases | Free — better |
| Devices | iPhone | iPhone, iPad — better |
| Requires iOS | 26.0 | 16.0 — better |
| Further details — not scored | ||
| Size | 58 MB | 8 MB |
| Age rating | 4+ | 4+ |
| Developer | Peter Schmidt | ATPsoft, LLC |
Customer experience
Mental Math Games
Jade Arithmetic
Bugs and requests
Mental Math Games
Reported bugs
2 issues- Inconsistent scoring feedback
- Subscription issues with repeated charges
Requested features
4 requests- More advanced math operations (e.g., powers, roots)
- Customizable practice sessions
- Detailed performance analytics
- Ability to review past questions
Jade Arithmetic
Not enough reviews yet to summarise bugs or requests.
In-app purchases
Mental Math Games
- Pro Monthly$4.991 Month
- Pro access (secret discount)$9.991 Year
- Pro Annual3 Days trial$17.991 Year
- Small tip$0.99
- Medium tip$3.99
- Large tip$8.99
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- Pro Lifetime$49.99
Jade Arithmetic
No in-app purchases
Questions
Is Mental Math Games free?
Is Jade Arithmetic free?
Which has better reviews, Mental Math Games or Jade Arithmetic?
Do Mental Math Games or Jade Arithmetic have ads?
Which is updated more often, Mental Math Games or Jade Arithmetic?
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