Missing Numbers Minds vs Arithmetist
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Missing Numbers Minds
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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.
Arithmetist
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Math practice app for kids. Multiplication, division, addition, subtraction with single digit numbers. Game Motivation - after practice kids can play a round of casual game as a reward. With the points they collected by solving the tasks they can purchase virtual goodies in the Starshop. Progress Evaluation - on the progress screen you can see which tasks are difficult to solve and might need an explanation. Adaptive Tasks - number combinations which caused problems (wrong answer) will be repeated more often so your child will improve in solving these problems faster. Settings - You can setup which operations and which numbers should your child practice, so they will not spend time with things they already know well.
Screenshots
Verdict
The clearest difference is update cadence: Arithmetist at every 10 days against Missing Numbers Minds's every 5 months. Arithmetist also leads on iOS requirement (11.0 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
Both are free to download. Missing Numbers Minds sells 2 one-off in-app purchases and Arithmetist sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.
Missing Numbers Minds ships an update every 5 months, Arithmetist every 10 days. Both last shipped on October 26, 2026.
| Parameter | Missing Numbers Minds | Arithmetist |
|---|---|---|
| Price | Free | Free |
| Update frequency | Every 5 months | Every 10 days — better |
| Ads | No | No |
| In-app purchases | Yes | Yes |
| Devices | iPhone, iPad | iPhone, iPad, iPod — better |
| Requires iOS | 26.1 | 11.0 — better |
| Further details — not scored | ||
| Size | 4 MB | 16 MB |
| Age rating | 4+ | 4+ |
| Developer | Juan Fullana | NKDL vGmbH |
In-app purchases
Missing Numbers Minds
- Donation for maintenance.$0.99
- Extra for develop and maintenance$0.99
Arithmetist
- Arithmetist Full Version$1.99
Questions
Is Missing Numbers Minds free?
Is Arithmetist free?
Do Missing Numbers Minds or Arithmetist have ads?
Which is updated more often, Missing Numbers Minds or Arithmetist?
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