# Amazing Sudoku! vs Killer Sudoku

The clearest difference is update cadence: Amazing Sudoku! at daily against Killer Sudoku's fortnightly. Amazing Sudoku! also leads on iOS requirement (15.1 vs 17.0). On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

Amazing Sudoku! ships an update daily, Killer Sudoku fortnightly. The most recent releases landed on October 30, 2026 and October 29, 2026 respectively.

## The numbers

| Metric | Amazing Sudoku! | Killer Sudoku |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/amazing-sudoku/id6741170292/reviews)** | — |
| Number of ratings | **1** | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Daily** | Fortnightly |
| Monetization | Free | — |
| Size | 23 MB | 4 MB |
| Requires iOS | **15.1** | 17.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 17+ | 4+ |
| Developer | [Khurshid Usmani](https://appshunter.io/developer/1793420856) | [Dmitrii Kurbakov](https://appshunter.io/developer/6796452758) |

## What reviewers say

### Amazing Sudoku!

[App page](https://appshunter.io/ios/app/amazing-sudoku/id6741170292)

Engage in a classic number puzzle game designed to boost your brainpower. Offers a wide range of difficulty levels, helpful hints, and progress tracking for endless enjoyment. Play anywhere, anytime, even offline.

**Highlights:** Thousands of classic Sudoku puzzles, Multiple difficulty levels (Easy to Evil), Smart hints and pencil mode, Auto-check for errors, Statistics and achievements, Offline play

**Features:** macOS Compatibility

**In-app purchases:** none


### Killer Sudoku

[App page](https://appshunter.io/ios/app/killer-sudoku-quick-notes/id6797194087)

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

**In-app purchases:** none


## Frequently asked questions

### Is Amazing Sudoku! free?

Amazing Sudoku! is free to download, with no in-app purchases.

### Is Killer Sudoku free?

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

### Do Amazing Sudoku! or Killer Sudoku have ads?

Neither Amazing Sudoku! nor Killer Sudoku shows ads.

### Which is updated more often, Amazing Sudoku! or Killer Sudoku?

Amazing Sudoku! ships an update daily, and Killer Sudoku fortnightly. Most recently, Amazing Sudoku! was updated on October 30, 2026 and Killer Sudoku on October 29, 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.*