# Anzan19x19 vs SumFun Kids

The clearest difference is in-app purchases: Anzan19x19 at none against SumFun Kids's 1. Anzan19x19 also leads on update cadence (every 3 days vs weekly) and iOS requirement (12.0 vs 17.0). SumFun Kids's advantage is ads (none vs shown). On price and device support there is nothing between them.

Both are free to download. SumFun Kids sells 1 one-off in-app purchase. Anzan19x19 asks for nothing beyond the download.

Anzan19x19 ships an update every 3 days, SumFun Kids weekly. The most recent releases landed on October 25, 2026 and October 28, 2026 respectively.

## The numbers

| Metric | Anzan19x19 | SumFun Kids |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | Yes | **No** |
| Update frequency | **Every 3 days** | Weekly |
| Size | 38 MB | 4 MB |
| Requires iOS | **12.0** | 17.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Hajime Hotaka](https://appshunter.io/developer/1495063369) | [VNIL AB](https://appshunter.io/developer/882599808) |

## What reviewers say

### Anzan19x19

[App page](https://appshunter.io/ios/app/anzan19x19/id1495063370)

**Features:** macOS Compatibility

**In-app purchases:** none


### 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 |


## Frequently asked questions

### Is Anzan19x19 free?

Anzan19x19 is free to download, with no in-app purchases.

### Is SumFun Kids free?

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

### Do Anzan19x19 or SumFun Kids have ads?

Anzan19x19 shows ads; SumFun Kids does not.

### Which is updated more often, Anzan19x19 or SumFun Kids?

Anzan19x19 ships an update every 3 days, and SumFun Kids weekly. Most recently, Anzan19x19 was updated on October 25, 2026 and SumFun Kids on October 28, 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.*