# Sudoku vs Quiet Gravity

The clearest difference is in-app purchases: Sudoku at none against Quiet Gravity's 1. Sudoku also leads on iOS requirement (13.0 vs 15.0). Quiet Gravity's advantage is ads (none vs shown) and update cadence (daily vs every 4 months). On price and device support there is nothing between them.

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

Sudoku ships an update every 4 months, Quiet Gravity daily. The most recent releases landed on November 11, 2026 and November 10, 2026 respectively.

## The numbers

| Metric | Sudoku | Quiet Gravity |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.8 (236 ratings)](https://appshunter.io/ios/app/sudoku-easy-logic-game/id1419097240/reviews)** | — |
| Number of ratings | **236** | — |
| Positive reviews | 96.6% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | Yes | **No** |
| Update frequency | Every 4 months | **Daily** |
| Monetization | Free | — |
| Size | 23 MB | 13 MB |
| Requires iOS | **13.0** | 15.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [俊杰 龚](https://appshunter.io/developer/806988706) | [Marcus Johnson](https://appshunter.io/developer/6814139666) |

## What reviewers say

### Sudoku

[App page](https://appshunter.io/ios/app/sudoku-easy-logic-game/id1419097240)

Engage your mind with a professional Sudoku puzzle game offering a vast collection of tested puzzles for all skill levels. Enjoy clear graphics, helpful features like note-taking and hints, and compete globally. It's a great way to relax or keep your brain sharp.

**Highlights:** 50000+ tested Sudoku puzzles, Puzzles from easy to hard, Daily challenges and global competition, Pen mode for notes, Smart hints and step-by-step analysis, Sudoku editor and solver, Multiple themes

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

**In-app purchases:** none


### Quiet Gravity

[App page](https://appshunter.io/ios/app/quiet-gravity/id6814139664)

**Features:** macOS Compatibility

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| The full set | $4.99 | one-time |


## Frequently asked questions

### Is Sudoku free?

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

### Is Quiet Gravity free?

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

### Do Sudoku or Quiet Gravity have ads?

Sudoku shows ads; Quiet Gravity does not.

### Which is updated more often, Sudoku or Quiet Gravity?

Sudoku ships an update every 4 months, and Quiet Gravity daily. Most recently, Sudoku was updated on November 11, 2026 and Quiet Gravity on November 10, 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.*