# Sudoku Solver vs Fast Chess!

The clearest difference is review sentiment: Sudoku Solver at 100% against Fast Chess!'s 0%. Sudoku Solver also leads on rating (5.0 vs 3.5) and in-app purchases (none vs 5). Fast Chess!'s advantage is iOS requirement (12.0 vs 15.1). On price, ratings volume, update cadence and device support there is nothing between them.

Both are free to download. Fast Chess! sells 5 one-off in-app purchases. Sudoku Solver asks for nothing beyond the download.

Sudoku Solver holds the better App Store score, 5.0 against 3.5. Both are backed by a comparable volume of ratings — 1 and 2 respectively. Written reviews point the same way: 100% of Sudoku Solver's written reviews are positive against 0% of Fast Chess!'s.

Sudoku Solver ships an update every 2 weeks, Fast Chess! fortnightly. The most recent releases landed on November 9, 2026 and November 5, 2026 respectively.

## The numbers

| Metric | Sudoku Solver | Fast Chess! |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/sudoku-solver-sukutututor/id6755566085/reviews)** | [3.5 (2 ratings)](https://appshunter.io/ios/app/fast-chess/id6757382636/reviews) |
| Number of ratings | 1 | **2** |
| Positive reviews | **100.0% of reviews** | 0.0% of reviews |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | **Every 2 weeks** | Fortnightly |
| Monetization | **Free** | Free with in-app purchases |
| Size | 37 MB | 129 MB |
| Requires iOS | 15.1 | **12.0** |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Francesco Piscani](https://appshunter.io/developer/1840387333) | [Oksana Voloshyna](https://appshunter.io/developer/1488883465) |

## What reviewers say

### Sudoku Solver

[App page](https://appshunter.io/ios/app/sudoku-solver-sukutututor/id6755566085)

Easily digitize Sudoku puzzles from books or magazines using your camera. Get step-by-step solutions, learn advanced techniques, and track your progress. Save puzzles for offline play and improve your logical thinking skills.

**Highlights:** Camera scanning for puzzles, Step-by-step solving with hints, Save and organize puzzles, Progress tracking and statistics, Manual puzzle entry and editing, Learn Sudoku techniques

**Features:** macOS Compatibility

**In-app purchases:** none


### Fast Chess!

[App page](https://appshunter.io/ios/app/fast-chess/id6757382636)

Experience a faster, more dynamic chess game on a compact 6x6 board. Perfect for quick thinking and sharp strategy, this app offers balanced matches against opponents suited to your skill level. Ideal for both enthusiasts and casual players seeking a fresh twist on the classic game.

**Highlights:** Unique 6x6 chess board, Short, intense matches, Balanced opponent matching, Clean, minimalist design, Ideal for quick breaks, Daily practice

**Features:** macOS Compatibility

**In-app purchases (5)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Hints package | $1.99 | one-time |
| Hints package (5) | $2.99 | one-time |
| Hints package (10) | $3.99 | one-time |
| Hints package (20) | $4.99 | one-time |
| Hints package (30) | $5.99 | one-time |


## Frequently asked questions

### Is Sudoku Solver free?

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

### Is Fast Chess! free?

Fast Chess! is free to download, with in-app purchases available.

### Which has better reviews, Sudoku Solver or Fast Chess!?

Sudoku Solver is rated higher. Sudoku Solver averages 5.0 out of 5 from 1 ratings, while Fast Chess! averages 3.5 from 2 ratings.

### Do Sudoku Solver or Fast Chess! have ads?

Fast Chess! shows ads; Sudoku Solver does not.

### Which is updated more often, Sudoku Solver or Fast Chess!?

Sudoku Solver ships an update every 2 weeks, and Fast Chess! fortnightly. Most recently, Sudoku Solver was updated on November 9, 2026 and Fast Chess! on November 5, 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.*