# Thread Merge vs Snap! Sudoku

The clearest difference is ads: Snap! Sudoku at none against Thread Merge's shown. Thread Merge's advantage is update cadence (daily vs every 5 days). On price, in-app purchases, device support and iOS requirement there is nothing between them.

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

Thread Merge ships an update daily, Snap! Sudoku every 5 days. The most recent releases landed on October 10, 2026 and October 23, 2026 respectively.

## The numbers

| Metric | Thread Merge | Snap! Sudoku |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (1 ratings)](https://appshunter.io/ios/app/snap-sudoku/id6748327575/reviews)** |
| Number of ratings | — | **1** |
| In-app purchases | No | No |
| Ads | Yes | **No** |
| Update frequency | **Daily** | Every 5 days |
| Monetization | — | Free |
| Size | 107 MB | 75 MB |
| Requires iOS | **14.0** | 15.1 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Luc Vu](https://appshunter.io/developer/1688989266) | [PB Publishing LLC](https://appshunter.io/developer/1825255494) |

## What reviewers say

### Thread Merge

[App page](https://appshunter.io/ios/app/thread-merge/id6746748379)

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

**In-app purchases:** none


### Snap! Sudoku

[App page](https://appshunter.io/ios/app/snap-sudoku/id6748327575)

This game merges classic Sudoku logic with block puzzle mechanics. Place uniquely shaped number blocks to complete grids, ensuring each row, column, and 3x3 square has numbers 1-9 without repeats. Enjoy endless variety with randomly generated levels and multiple difficulty modes.

**Highlights:** Sudoku logic and block puzzle blend, Randomly generated levels, Three difficulty modes, Unlimited hints, Colorful design, Worldwide leaderboards

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Thread Merge free?

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

### Is Snap! Sudoku free?

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

### Do Thread Merge or Snap! Sudoku have ads?

Thread Merge shows ads; Snap! Sudoku does not.

### Which is updated more often, Thread Merge or Snap! Sudoku?

Thread Merge ships an update daily, and Snap! Sudoku every 5 days. Most recently, Thread Merge was updated on October 10, 2026 and Snap! Sudoku on October 23, 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.*