# Sudøku vs One Line City

The clearest difference is in-app purchases: One Line City at none against Sudøku's 1. One Line City also leads on update cadence (daily vs weekly). Sudøku's advantage is device support (3 vs 1) and iOS requirement (15.0 vs 17.0). On price and ads there is nothing between them.

Both are free to download. Sudøku sells 1 one-off in-app purchase. One Line City asks for nothing beyond the download.

Sudøku ships an update weekly, One Line City daily. The most recent releases landed on October 24, 2026 and October 29, 2026 respectively.

## The numbers

| Metric | Sudøku | One Line City |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (3 ratings)](https://appshunter.io/ios/app/sudku/id6793129578/reviews)** | — |
| Number of ratings | **3** | — |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | Yes | Yes |
| Update frequency | Weekly | **Daily** |
| Monetization | Free with in-app purchases | — |
| Size | 28 MB | 6 MB |
| Requires iOS | **15.0** | 17.0 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Benjamin Tobias Blankenhorn](https://appshunter.io/developer/1880369263) | [Teo Michielli](https://appshunter.io/developer/6801285212) |

## What reviewers say

### Sudøku

[App page](https://appshunter.io/ios/app/sudku/id6793129578)

Enjoy an endless supply of classic Sudoku puzzles playable offline. This game offers four difficulty levels, smart hints, and error checking for a comfortable and challenging brain-training experience. Track your progress with detailed statistics and enjoy features like dark mode and tablet optimization.

**Highlights:** Unlimited Sudoku puzzles, 4 difficulty levels, Smart hints, Pencil marks, Error checking, Detailed statistics, Offline gameplay

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Lifetime Ad Removal | $0.99 | one-time |


### One Line City

[App page](https://appshunter.io/ios/app/one-line-city-draw-puzzle/id6812956708)

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

**In-app purchases:** none


## Frequently asked questions

### Is Sudøku free?

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

### Is One Line City free?

One Line City is free to download, with no in-app purchases.

### Do Sudøku or One Line City have ads?

Both Sudøku and One Line City show ads.

### Which is updated more often, Sudøku or One Line City?

Sudøku ships an update weekly, and One Line City daily. Most recently, Sudøku was updated on October 24, 2026 and One Line City 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.*