Comparison

Mental Math Trainer vs King of Math+

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

Head to head
About

Mental Math Trainer

Enhance your arithmetic abilities with this app. Practice addition, subtraction, multiplication, and division through engaging games and custom sessions. Track your progress and challenge friends to boost your mental math confidence and speed.

Highlights
  • Addition, subtraction, multiplication, division practice
  • Math Arcade mode with increasing difficulty
  • Customizable practice sessions
  • Memory training games (Find the Pairs)
  • Progress tracking
  • Game Center integration for challenges
Features
Read full description

Practice and improve your math skills with Mental Math Trainer Games - Pure Math. Play and practice just a few minutes a day and keep your mind sharp. Great brain training for you to increase your confidence and speed at mental math. No matter if it's addition, subtraction, multiplication or division, we guarantee you hours of practice with Mental Math Trainer Games - Pure Math. And every time you play it's a different experience. Questions are always random. Great way to train and learn math. With its increasing difficulty, Mental Math Addition Games - Pure Math is suitable for all ages - kids, students, adults. Pure practice and learning. We store your progress, so you can continue where you left. The faster you answer the questions, the more points you get. In Math Arcade mode you get to complete math levels with increasing difficulty starting from the most basic tasks. The levels are divided into 5 main categories - Addition, Subtraction, Multiplication, Division, and Mixed Mode. Math Practice mode in Mental Math Addition Games - Pure Math allows you to create custom practice sessions depending on the operations you wish to train. You can also select custom practice duration, difficulty level, and custom numbers. Math games where you solve math problems and a great way to give your brain a workout and improve your cognitive function. Learning math tables has never been easier. Play Math Tables, repeat a few times a day, and train your memory. Multiplication tables, times tables, brain games, addition games, and more. Find the Pairs (Math Cards) is a math game where you match math cards by number or color until you find all pairs and clear the board. Cool math game to train your memory. Mental Math Addition Games - Pure Math supports Game Center, so you can compare your score to your friends' and even challenge them to see who's doing better in Math. Some levels in the app are free to play and you can unlock all features and levels (1200+) by upgrading to PRO. Terms of Use: https://www.apple.com/legal/internet-services/itunes/dev/stdeula/

About

King of Math+

Enhance your mathematical abilities with a collection of engaging games and activities. This unified app offers hundreds of exercises covering arithmetic, geometry, fractions, and more, making learning fun for all ages.

Highlights
  • Mental arithmetic practice
  • Basic math operations
  • Telling time exercises
  • Math coloring and puzzles
  • Geometry and fractions
  • Problem-solving activities
Features
Read full description

Improve your math skills and have fun! The games in the popular King of Math series are now unified into one single app. King of Math+ brings together high quality math games and is a single resource for hundreds of unique exercises and activities. Fun and educational for all ages! FEATURES - Practice mental arithmetic. - Learn the basics: numbers, addition, subtraction, multiplication and division. - Telling time. - Math coloring, dot to dot puzzles and other fun activities. - Puzzles and problem solving. - Geometry, fractions, statistics, powers, equations and much more. - Free from ads GAMES INCLUDED - King of Math - King of Math 2 - King of Math Jr - King of Math Jr 2 - King of Math: Telling Time If you like King of Math+, try Premium for 7 days free! With a Premium subscription, you get access to all content in all games and can create up to five user profiles. Free trial applies to new users. If you do not want to continue subscribing after the trial period, you need to cancel your subscription at least 24 hours before the trial period ends. Terms of Use: https://kingofmath.plus/terms.html Privacy Policy: https://kingofmath.plus/privacy.html Contact: info@oddrobo.com

Screenshots

Mental Math Trainer4 screens
King of Math+4 screens

Verdict

The call

The clearest difference is review sentiment: King of Math+ at 100% against Mental Math Trainer's 58%. King of Math+ also leads on rating (5.0 vs 4.5). Mental Math Trainer's advantage is ratings volume (233 vs 10). On price, update cadence, ads and in-app purchases 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 Trainer sells 7 in-app purchases, starting at $2.99 per month and King of Math+ sells 2 in-app purchases, starting at $3.99 per month. Whichever you choose, the download price is not the number that matters.

ReceptionRating · Positive reviews · Number of ratings

King of Math+ holds the better App Store score, 5.0 against 4.5. That said, the two scores are not equally well evidenced: Mental Math Trainer has 233 ratings behind it against 10, so its average is the more settled of the two. Written reviews point the same way: 58% of Mental Math Trainer's written reviews are positive against 100% of King of Math+'s.

UpkeepUpdate frequency

Mental Math Trainer ships an update fortnightly, King of Math+ every 3 weeks. The most recent releases landed on November 6, 2026 and November 3, 2026 respectively.

Scorecard3 real differences · 7 level
Mental Math Trainer versus King of Math+: the parameters behind the verdict, then further details
ParameterMental Math TrainerKing of Math+
PriceFreeFree
Rating4.5 (233 ratings)5.0 (10 ratings) — better
Positive reviews57.8% of reviews100.0% of reviews — better
Number of ratings233 — better10
Update frequencyFortnightly — betterEvery 3 weeks
AdsNoNo
In-app purchasesYesYes
MonetizationFree with in-app purchasesFree with in-app purchases
DevicesiPhone, iPad, iPodiPhone, iPad, iPod
Requires iOS15.015.0
Further details — not scored
Size50 MB187 MB
Age rating4+4+
DeveloperStoyan HristovOddrobo Software AB

Customer experience

Mental Math Trainer

All ratings228 ratings
Positive89.5%
Neutral3.1%
Negative7.5%
Written reviews206 reviews
Positive57.8%
Neutral6.3%
Negative35.9%

King of Math+

All ratings9 ratings
Positive100.0%
Neutral0.0%
Negative0.0%
Written reviews2 reviews
Positive100.0%
Neutral0.0%
Negative0.0%

Bugs and requests

Mental Math Trainer

Reported bugs

8 issues
  • App crashes or doesn't open
  • Purchases not unlocking features
  • In-app purchase issues
  • Timer continues when paused
  • Drag response not registering input
Show 3 more
  • Division section glitches
  • App stops working after updates
  • Purchased content locked again

Requested features

10 requests
  • Option to choose keypad style
  • More difficult levels
  • Infinite or custom exercise mode
  • Dark mode support
  • Landscape mode support
Show 5 more
  • Add 6-digit numbers
  • Streak feature (like Duolingo)
  • Option to choose difficulty level
  • Add more levels
  • Sandbox mode for custom questions

King of Math+

Not enough reviews yet to summarise bugs or requests.

In-app purchases

7 purchases

Mental Math Trainer

Subscriptions6
  • Unlimited Access$2.991 Month
  • Unlimited Access3 Days trial$2.997 Days
  • Unlimited Access7 Days trial2 variants$3.991 Month
Show 3 more
  • Unlimited Access$9.991 Year
  • Unlimited Access7 Days trial$12.991 Year
  • Unlimited Access2 variants$14.991 Year
One-time1
  • Unlock Everything$17.99
2 purchases

King of Math+

Subscriptions2
  • Premium7 Days trial$3.991 Month
  • Premium7 Days trial$24.991 Year

Questions

Is Mental Math Trainer free?
Mental Math Trainer is free to download, with in-app purchases available.
Is King of Math+ free?
King of Math+ is free to download, with in-app purchases available.
Which has better reviews, Mental Math Trainer or King of Math+?
King of Math+ is rated higher. Mental Math Trainer averages 4.5 out of 5 from 233 ratings, while King of Math+ averages 5.0 from 10 ratings.
Do Mental Math Trainer or King of Math+ have ads?
Neither Mental Math Trainer nor King of Math+ shows ads.
Which is updated more often, Mental Math Trainer or King of Math+?
Mental Math Trainer ships an update fortnightly, and King of Math+ every 3 weeks. Most recently, Mental Math Trainer was updated on November 6, 2026 and King of Math+ on November 3, 2026.

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