Comparison

King of Math vs Missing Numbers Minds

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

Head to head
About

King of Math

Sharpen your mental math skills with this engaging game suitable for all ages. Progress through ranks by solving diverse math problems, earn achievements, and compete globally. It's a fun way to practice math for both kids and adults.

Highlights
  • Mental math practice
  • Diverse question types
  • Rank progression system
  • Achievements and leaderboards
  • Suitable for family play
Features
Read full description

Level up your math skills and become the King of Math! King of Math is a fun and fast-paced game for the whole family. The math level is about Middle school math (Grades 6–8), but the game suits anyone who wants to practice and improve their mental math — kids and adults alike. Start as a farmer and climb the ranks by solving math problems and improving your score. Challenge yourself with diverse question types, earn achievements, and compete on global leaderboards! Features: - Fun for both children and adults – perfect for family play - Improve your mental math speed with a variety of challenges - Collect stars, achievements, and compete on leaderboards - Free to get started with addition and subtraction – unlock all content with a one-time purchase Note for schools: A School Edition is also available, with all content unlocked and no in-app purchases ("King of Math: School Ed"). User comments: "I am pleasantly surprised at the different types of questions and how interesting this game is." - York HS math teacher “It will have you sharpening up your mental math skills without you even realizing it.” - The iPhone Mom "As a lifetime mathematician and a math tutor and teacher of over 20 years this is one of the most engaging ways to review math skills that I have ever seen." - App Store review

About

Missing Numbers Minds

Features
Read full description

Improve your mind skill finding out the missing number. Choose the up to 10 levels: Easy, Medium, Hard , ( linear, recurrence or both ) or Random. Push START- Time Up or Time Down Guess the missing numbers to get points. Higher Level , more points. Ideal for kinds and people who need to exercise their brain. Very easy to use. Donations for App maintenance welcome. Thanks.

Screenshots

King of Math4 screens
Missing Numbers Minds4 screens

Verdict

The call

The clearest difference is update cadence: King of Math at every 3 weeks against Missing Numbers Minds's every 5 months. King of Math also leads on iOS requirement (15.0 vs 26.1). On price, ads, in-app purchases 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. King of Math sells 1 one-off in-app purchase and Missing Numbers Minds sells 2 one-off in-app purchases. Whichever you choose, the download price is not the number that matters.

UpkeepUpdate frequency

King of Math ships an update every 3 weeks, Missing Numbers Minds every 5 months. The most recent releases landed on September 23, 2026 and September 9, 2026 respectively.

Scorecard2 real differences · 8 level
King of Math versus Missing Numbers Minds: the parameters behind the verdict, then further details
ParameterKing of MathMissing Numbers Minds
PriceFreeFree
Rating4.7 (3.1K ratings) — better—
Positive reviews89.8% of reviews—
Number of ratings3.1K — better—
Update frequencyEvery 3 weeks — betterEvery 5 months
AdsNoNo
In-app purchasesYesYes
MonetizationFree with in-app purchases—
DevicesiPhone, iPad, iPod — betteriPhone, iPad
Requires iOS15.0 — better26.1
Further details — not scored
Size215 MB4 MB
Age rating4+4+
DeveloperOddrobo Software ABJuan Fullana

Bugs and requests

King of Math

Reported bugs

2 issues
  • Lost progress and purchases when reinstalling
  • Keyboard blocking UI elements

Requested features

5 requests
  • More advanced math topics
  • Ability to review wrong answers
  • Difficulty settings or modes
  • More levels and books to progress through
  • Explanations or examples for harder questions

Missing Numbers Minds

Not enough reviews yet to summarise bugs or requests.

In-app purchases

1 purchases

King of Math

One-time1
  • Full Game$3.99
2 purchases

Missing Numbers Minds

One-time2
  • Donation for maintenance.$0.99
  • Extra for develop and maintenance$0.99

Questions

Is King of Math free?
King of Math is free to download, with in-app purchases available.
Is Missing Numbers Minds free?
Missing Numbers Minds is free to download, with in-app purchases available.
Do King of Math or Missing Numbers Minds have ads?
Neither King of Math nor Missing Numbers Minds shows ads.
Which is updated more often, King of Math or Missing Numbers Minds?
King of Math ships an update every 3 weeks, and Missing Numbers Minds every 5 months. Most recently, King of Math was updated on September 23, 2026 and Missing Numbers Minds on September 9, 2026.

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