Comparison

Mental Math Games vs Jade Arithmetic

Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.

Head to head
About

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.

Highlights
  • 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
Features
Read full description

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.

About

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.

Highlights
  • Multiplication practice
  • Division practice
  • Addition practice
  • Subtraction practice
  • Ad-free experience
  • Designed for children
Features
Read full description

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

Mental Math Games4 screens
Jade Arithmetic4 screens

Verdict

The call

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

CostPrice · In-app purchases · Ads · Monetization

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.

ReceptionRating · Positive reviews · Number of ratings

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.

UpkeepUpdate frequency

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.

Scorecard6 real differences · 4 level
Mental Math Games versus Jade Arithmetic: the parameters behind the verdict, then further details
ParameterMental Math GamesJade Arithmetic
PriceFreeFree
Rating4.7 (1.1K ratings)5.0 (3 ratings) — better
Positive reviews93.5% of reviews100.0% of reviews — better
Number of ratings1.1K — better3
Update frequencyEvery 9 days — betterEvery 10 months
AdsNoNo
In-app purchasesYesNo — better
MonetizationFree with in-app purchasesFree — better
DevicesiPhoneiPhone, iPad — better
Requires iOS26.016.0 — better
Further details — not scored
Size58 MB8 MB
Age rating4+4+
DeveloperPeter SchmidtATPsoft, LLC

Customer experience

Mental Math Games

All ratings1,139 ratings
Positive93.1%
Neutral3.6%
Negative3.3%
Written reviews511 reviews
Positive93.5%
Neutral3.3%
Negative3.1%

Jade Arithmetic

All ratings3 ratings
Positive100.0%
Neutral0.0%
Negative0.0%
Written reviews1 reviews
Positive100.0%
Neutral0.0%
Negative0.0%

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

7 purchases

Mental Math Games

Subscriptions3
  • Pro Monthly$4.991 Month
  • Pro access (secret discount)$9.991 Year
  • Pro Annual3 Days trial$17.991 Year
One-time4
  • Small tip$0.99
  • Medium tip$3.99
  • Large tip$8.99
Show 1 more
  • Pro Lifetime$49.99
None

Jade Arithmetic

No in-app purchases

Questions

Is Mental Math Games free?
Mental Math Games is free to download, with in-app purchases available.
Is Jade Arithmetic free?
Jade Arithmetic is free to download, with no in-app purchases.
Which has better reviews, Mental Math Games or Jade Arithmetic?
Jade Arithmetic is rated higher. Mental Math Games averages 4.7 out of 5 from 1.1K ratings, while Jade Arithmetic averages 5.0 from 3 ratings.
Do Mental Math Games or Jade Arithmetic have ads?
Neither Mental Math Games nor Jade Arithmetic shows ads.
Which is updated more often, Mental Math Games or Jade Arithmetic?
Mental Math Games ships an update every 9 days, and Jade Arithmetic every 10 months. Most recently, Mental Math Games was updated on September 22, 2026 and Jade Arithmetic on September 17, 2026.

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