# Arithmetic Train your Brain vs Sudoku Puzzle

The clearest difference is rating: Arithmetic Train your Brain at 5.0 against Sudoku Puzzle's 4.0. Arithmetic Train your Brain also leads on in-app purchases (none vs 4) and update cadence (daily vs fortnightly). On price, ratings volume, ads and device support there is nothing between them.

Both are free to download. Sudoku Puzzle sells 4 one-off in-app purchases. Arithmetic Train your Brain asks for nothing beyond the download.

Arithmetic Train your Brain holds the better App Store score, 5.0 against 4.0. Both are backed by a comparable volume of ratings — 2 and 1 respectively.

Arithmetic Train your Brain ships an update daily, Sudoku Puzzle fortnightly. The most recent releases landed on November 3, 2026 and November 7, 2026 respectively.

## The numbers

| Metric | Arithmetic Train your Brain | Sudoku Puzzle |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (2 ratings)](https://appshunter.io/ios/app/arithmetic-train-your-brain/id6451027097/reviews)** | [4.0 (1 ratings)](https://appshunter.io/ios/app/sudoku-puzzle-killer-jigsaw/id6455303874/reviews) |
| Number of ratings | **2** | 1 |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | Yes | Yes |
| Update frequency | **Daily** | Fortnightly |
| Monetization | **Ad-supported** | Free with in-app purchases |
| Size | 64 MB | 90 MB |
| Requires iOS | **11.0** | 15.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 17+ | 4+ |
| Developer | [minoru yamazaki](https://appshunter.io/developer/1449437588) | [Pooja Gupta](https://appshunter.io/developer/461751776) |

## What reviewers say

### Arithmetic Train your Brain

[App page](https://appshunter.io/ios/app/arithmetic-train-your-brain/id6451027097)

Engage in daily brain training with arithmetic puzzles. Compete against your past performance to improve your calculation skills and stimulate your mind. Enjoy a progressive difficulty system and track your progress with a calendar feature.

**Highlights:** Daily brain training, Compete with past self, Progressive difficulty levels, Four arithmetic operations, Calendar progress tracking, Unlimited play

**Features:** macOS Compatibility

**In-app purchases:** none


### Sudoku Puzzle

[App page](https://appshunter.io/ios/app/sudoku-puzzle-killer-jigsaw/id6455303874)

This app offers five distinct Sudoku variants, including Classic, Killer, X, Hyper, and Jigsaw, with four difficulty levels. Enjoy daily challenges, track your progress, and compete with friends. Play offline with customizable themes and helpful hints.

**Highlights:** Five Sudoku variants, Four difficulty levels, Daily challenges, Offline play, Global leaderboard, Detailed statistics

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

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 100 Hints | $0.99 | one-time |
| 250 Hints | $1.99 | one-time |
| 500 Hints | $2.99 | one-time |
| Premium Bundle | $4.99 | one-time |


## Frequently asked questions

### Is Arithmetic Train your Brain free?

Arithmetic Train your Brain is free to download, with no in-app purchases.

### Is Sudoku Puzzle free?

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

### Which has better reviews, Arithmetic Train your Brain or Sudoku Puzzle?

Arithmetic Train your Brain is rated higher. Arithmetic Train your Brain averages 5.0 out of 5 from 2 ratings, while Sudoku Puzzle averages 4.0 from 1 ratings.

### Do Arithmetic Train your Brain or Sudoku Puzzle have ads?

Both Arithmetic Train your Brain and Sudoku Puzzle show ads.

### Which is updated more often, Arithmetic Train your Brain or Sudoku Puzzle?

Arithmetic Train your Brain ships an update daily, and Sudoku Puzzle fortnightly. Most recently, Arithmetic Train your Brain was updated on November 3, 2026 and Sudoku Puzzle on November 7, 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.*