# Endless Math Puzzle Challenge vs Kaizen Sudoku

The clearest difference is in-app purchases: Endless Math Puzzle Challenge at none against Kaizen Sudoku's 4. Endless Math Puzzle Challenge also leads on ads (none vs shown) and iOS requirement (6.0 vs 17.0). On price and device support there is nothing between them.

Both are free to download. Kaizen Sudoku sells 4 one-off in-app purchases. Endless Math Puzzle Challenge asks for nothing beyond the download.

## The numbers

| Metric | Endless Math Puzzle Challenge | Kaizen Sudoku |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | — | Every 3 days |
| Size | 38 MB | 5 MB |
| Requires iOS | **6.0** | 17.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [珠峰 徐](https://appshunter.io/developer/1246695755) | [SULEYMAN ATES](https://appshunter.io/developer/1822953425) |

## What reviewers say

### Endless Math Puzzle Challenge

[App page](https://appshunter.io/ios/app/endless-math-puzzle-challenge/id1247150750)

**Features:** macOS Compatibility

**In-app purchases:** none


### Kaizen Sudoku

[App page](https://appshunter.io/ios/app/kaizen-sudoku-smart-hints/id6793465247)

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

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 50 Credits | $0.99 | one-time |
| 100 Credits | $1.49 | one-time |
| All Themes | $1.99 | one-time |
| Lifetime Premium | $5.99 | one-time |


## Frequently asked questions

### Is Endless Math Puzzle Challenge free?

Endless Math Puzzle Challenge is free to download, with no in-app purchases.

### Is Kaizen Sudoku free?

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

### Do Endless Math Puzzle Challenge or Kaizen Sudoku have ads?

Kaizen Sudoku shows ads; Endless Math Puzzle Challenge does not.

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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.*