# Sudoku Harmonic vs Snap

The clearest difference is in-app purchases: Sudoku Harmonic at none against Snap's 1. Sudoku Harmonic also leads on ads (none vs shown). On price, device support and iOS requirement there is nothing between them.

Both are free to download. Snap sells 1 one-off in-app purchase. Sudoku Harmonic asks for nothing beyond the download.

## The numbers

| Metric | Sudoku Harmonic | Snap |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (2 ratings)](https://appshunter.io/ios/app/sudoku-harmonic/id6755743522/reviews)** | — |
| Number of ratings | **2** | — |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | Every 2 days | — |
| Monetization | Free | — |
| Size | 5 MB | 4 MB |
| Requires iOS | 18.6 | **17.0** |
| Devices | **iPhone, iPad** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Qi Machine LLC](https://appshunter.io/developer/1249045808) | [Yongjun Lee](https://appshunter.io/developer/1550041806) |

## What reviewers say

### Sudoku Harmonic

[App page](https://appshunter.io/ios/app/sudoku-harmonic/id6755743522)

Experience Sudoku like never before with a unique sonic twist. Each number corresponds to a Solfeggio frequency, creating a calming and immersive audio experience that enhances focus and relaxation. It's a mentally engaging puzzle game designed to leave you feeling centered and uplifted.

**Highlights:** Solfeggio frequencies mapped to numbers, Harmonious layered audio feedback, Minimalist interface, Multiple difficulty levels, Customizable sound and visuals, Light and dark modes

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

**In-app purchases:** none


### Snap

[App page](https://appshunter.io/ios/app/snap-sudoku/id6787008556)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Snap-sudoku Pro | $1.99 | one-time |


## Frequently asked questions

### Is Sudoku Harmonic free?

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

### Is Snap free?

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

### Do Sudoku Harmonic or Snap have ads?

Snap shows ads; Sudoku Harmonic 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.*