# SumFun Kids vs MathMentor App

The clearest difference is update cadence: SumFun Kids at weekly against MathMentor App's every 2 months. MathMentor App's advantage is iOS requirement (15.2 vs 17.0). On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. SumFun Kids sells 1 one-off in-app purchase and MathMentor App sells 10 one-off in-app purchases. Whichever you choose, the download price is not the number that matters.

SumFun Kids ships an update weekly, MathMentor App every 2 months. The most recent releases landed on October 6, 2026 and October 7, 2026 respectively.

## The numbers

| Metric | SumFun Kids | MathMentor App |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | **Weekly** | Every 2 months |
| Size | 4 MB | 110 MB |
| Requires iOS | 17.0 | **15.2** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [VNIL AB](https://appshunter.io/developer/882599808) | [MATHMENTOR LTD](https://appshunter.io/developer/6779202119) |

## What reviewers say

### SumFun Kids

[App page](https://appshunter.io/ios/app/sumfun-kids-math-practice/id6760265996)

**Features:** macOS Compatibility

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Premium Avatars | $1.99 | one-time |


### MathMentor App

[App page](https://appshunter.io/ios/app/mathmentor-app/id6779202117)

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases (10)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Buisiness math 1 | $500.00 | one-time |
| Business Math 2 MATH 221 | $500.00 | one-time |
| Numerical Methods | $609.00 | one-time |
| Calculus 1 | $639.00 | one-time |
| Calculus 3 | $669.00 | one-time |
| Calculus 2 MATH2010 | $669.00 | one-time |
| Probability and Statistics | $679.00 | one-time |
| Calculus 1 (lusail university) | $689.00 | one-time |
| LinearAlgebra LusailUniversity | $689.00 | one-time |
| Mathematics For Engineering | $700.00 | one-time |


## Frequently asked questions

### Is SumFun Kids free?

SumFun Kids is free to download, with in-app purchases available.

### Is MathMentor App free?

MathMentor App is free to download, with in-app purchases available.

### Do SumFun Kids or MathMentor App have ads?

Neither SumFun Kids nor MathMentor App shows ads.

### Which is updated more often, SumFun Kids or MathMentor App?

SumFun Kids ships an update weekly, and MathMentor App every 2 months. Most recently, SumFun Kids was updated on October 6, 2026 and MathMentor App on October 7, 2026.

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*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*