# NinjaSudoku vs 3D Ball Color Sort

The clearest difference is in-app purchases: NinjaSudoku at none against 3D Ball Color Sort's 1. NinjaSudoku also leads on ads (none vs shown). 3D Ball Color Sort's advantage is update cadence (every 6 weeks vs every 52 months) and iOS requirement (13.0 vs 15.6). On price and device support there is nothing between them.

Both are free to download. 3D Ball Color Sort sells 1 one-off in-app purchase. NinjaSudoku asks for nothing beyond the download.

NinjaSudoku ships an update every 52 months, 3D Ball Color Sort every 6 weeks. The most recent releases landed on May 17, 2026 and September 9, 2026 respectively.

## The numbers

| Metric | NinjaSudoku | 3D Ball Color Sort |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | Every 52 months | **Every 6 weeks** |
| Size | 1 MB | 92 MB |
| Requires iOS | 15.6 | **13.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Compiled](https://appshunter.io/developer/520829733) | [鹃 马](https://appshunter.io/developer/1099434523) |

## What reviewers say

### NinjaSudoku

[App page](https://appshunter.io/ios/app/ninjasudoku/id1236311684)

**Features:** macOS Compatibility

**In-app purchases:** none


### 3D Ball Color Sort

[App page](https://appshunter.io/ios/app/3d-ball-color-sort-sorting/id6502747991)

**Features:** macOS Compatibility

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Remove Ads | $2.99 | one-time |


## Frequently asked questions

### Is NinjaSudoku free?

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

### Is 3D Ball Color Sort free?

3D Ball Color Sort is free to download, with in-app purchases available.

### Do NinjaSudoku or 3D Ball Color Sort have ads?

3D Ball Color Sort shows ads; NinjaSudoku does not.

### Which is updated more often, NinjaSudoku or 3D Ball Color Sort?

NinjaSudoku ships an update every 52 months, and 3D Ball Color Sort every 6 weeks. Most recently, NinjaSudoku was updated on May 17, 2026 and 3D Ball Color Sort on September 9, 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.*