# AQUAKIDS vs Quizgrade

The clearest difference is in-app purchases: AQUAKIDS at none against Quizgrade's 2. Quizgrade's advantage is update cadence (every 8 days vs every 6 weeks) and iOS requirement (12.0 vs 15.6). On price, ads and device support there is nothing between them.

Both are free to download. Quizgrade sells 2 one-off in-app purchases. AQUAKIDS asks for nothing beyond the download.

AQUAKIDS ships an update every 6 weeks, Quizgrade every 8 days. Both last shipped on November 3, 2026.

## The numbers

| Metric | AQUAKIDS | Quizgrade |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 6 weeks | **Every 8 days** |
| Size | 54 MB | 115 MB |
| Requires iOS | 15.6 | **12.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Nguyen Van Truong](https://appshunter.io/developer/1483255107) | [An Trinh](https://appshunter.io/developer/1645071825) |

## What reviewers say

### AQUAKIDS

[App page](https://appshunter.io/ios/app/aquakids/id1525944154)

**In-app purchases:** none


### Quizgrade

[App page](https://appshunter.io/ios/app/quizgrade/id1645071823)

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Premium Plan | $3.99 | one-time |
| Phiên bản Premium | $5.99 | one-time |


## Frequently asked questions

### Is AQUAKIDS free?

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

### Is Quizgrade free?

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

### Do AQUAKIDS or Quizgrade have ads?

Neither AQUAKIDS nor Quizgrade shows ads.

### Which is updated more often, AQUAKIDS or Quizgrade?

AQUAKIDS ships an update every 6 weeks, and Quizgrade every 8 days. Most recently, AQUAKIDS was updated on November 3, 2026 and Quizgrade on November 3, 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.*