# three_in_a_row vs Timeless Sudoku

The clearest difference is ads: three_in_a_row at none against Timeless Sudoku's shown. Timeless Sudoku's advantage is update cadence (every 2 weeks vs every 17 months) and iOS requirement (15.0 vs 17.6). On price, 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.

three_in_a_row ships an update every 17 months, Timeless Sudoku every 2 weeks. The most recent releases landed on November 8, 2026 and October 30, 2026 respectively.

## The numbers

| Metric | three_in_a_row | Timeless Sudoku |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (2 ratings)](https://appshunter.io/ios/app/timeless-sudoku/id6743944265/reviews)** |
| Number of ratings | — | **2** |
| In-app purchases | No | No |
| Ads | **No** | Yes |
| Update frequency | Every 17 months | **Every 2 weeks** |
| Monetization | — | Ad-supported |
| Size | 14 MB | 182 MB |
| Requires iOS | 17.6 | **15.0** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [C. Ray Carroll LLC](https://appshunter.io/developer/1794874509) | [Travel Bug Games](https://appshunter.io/developer/1805198668) |

## What reviewers say

### three_in_a_row

[App page](https://appshunter.io/ios/app/three-in-a-row/id6741872480)

**Features:** macOS Compatibility

**In-app purchases:** none


### Timeless Sudoku

[App page](https://appshunter.io/ios/app/timeless-sudoku/id6743944265)

A classic number puzzle game offering endless brain-teasing fun for players of all levels. It features intuitive controls and clean visuals, perfect for quick sessions or deep focus.

**Highlights:** Classic Sudoku gameplay, Intuitive controls, Clean visuals, Brain-teasing puzzles, Suitable for all levels

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

**In-app purchases:** none


## Frequently asked questions

### Is three_in_a_row free?

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

### Is Timeless Sudoku free?

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

### Do three_in_a_row or Timeless Sudoku have ads?

Timeless Sudoku shows ads; three_in_a_row does not.

### Which is updated more often, three_in_a_row or Timeless Sudoku?

three_in_a_row ships an update every 17 months, and Timeless Sudoku every 2 weeks. Most recently, three_in_a_row was updated on November 8, 2026 and Timeless Sudoku on October 30, 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.*