# Sudoku Zen vs mathfiend

Sudoku Zen and mathfiend both sit at 4.8 stars, but that hides the real split: 100% of mathfiend's written reviews are positive against 62% of Sudoku Zen's. mathfiend also leads on ads (none vs shown) and update cadence (every 8 days vs every 2 months). On price, rating, ratings volume and in-app purchases there is nothing between them.

Both are free to download. Sudoku Zen sells 1 one-off in-app purchase and mathfiend sells 5 one-off in-app purchases. Whichever you choose, the download price is not the number that matters.

mathfiend holds the better App Store score, 4.9 against 4.8. Both are backed by a comparable volume of ratings — 17 and 13 respectively. Written reviews point the same way: 62% of Sudoku Zen's written reviews are positive against 100% of mathfiend's.

Sudoku Zen ships an update every 2 months, mathfiend every 8 days. The most recent releases landed on October 23, 2026 and October 24, 2026 respectively.

## The numbers

| Metric | Sudoku Zen | mathfiend |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.8 (17 ratings)](https://appshunter.io/ios/app/sudoku-zen-number-puzzle/id565889450/reviews) | **[4.9 (13 ratings)](https://appshunter.io/ios/app/mathfiend-the-math-game/id1317543646/reviews)** |
| Number of ratings | **17** | 13 |
| Positive reviews | 61.9% of reviews | **100.0% of reviews** |
| In-app purchases | Yes | Yes |
| Ads | Yes | **No** |
| Update frequency | Every 2 months | **Every 8 days** |
| Monetization | Free with in-app purchases | **Free** |
| Size | 39 MB | 60 MB |
| Requires iOS | 17.6 | **8.0** |
| Devices | iPhone, iPad | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [iThinkdiff](https://appshunter.io/developer/377715733) | [Quantum Craft UG (haftungsbeschränkt)](https://appshunter.io/developer/1291765675) |

## What reviewers say

### Sudoku Zen

[App page](https://appshunter.io/ios/app/sudoku-zen-number-puzzle/id565889450)

Engage in a classic number puzzle designed for all skill levels. Enjoy daily challenges, instant error detection, and detailed statistics to track your progress. Relax with calming background music and compete on leaderboards.

**Highlights:** Multiple difficulty levels, Daily Sudoku challenges, Instant error detection, Complete game statistics, Calming background music, Game Center leaderboards

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Remove Advertise | $0.99 | one-time |


### mathfiend

[App page](https://appshunter.io/ios/app/mathfiend-the-math-game/id1317543646)

This game offers a fun and engaging way to improve math skills with fast-paced levels, a vibrant soundtrack, and a wide range of problems from basic arithmetic to complex multiplication. Compete on leaderboards to earn medals and prove your mathematical prowess.

**Highlights:** Snappy levels, Grooving soundtrack, Problems from single digit addition to parenthetical multiplication, Enter numbers and solve problems, Score times and earn medals, Leaderboards for global and friend competition

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

**In-app purchases (5)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 2 Energy Refills | $0.99 | one-time |
| 1 hour Infinite Energy | $2.99 | one-time |
| 10 Energy Refills | $3.99 | one-time |
| 6 hours Infinite Energy | $5.99 | one-time |
| 40 Energy Refills | $11.99 | one-time |


## Frequently asked questions

### Is Sudoku Zen free?

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

### Is mathfiend free?

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

### Which has better reviews, Sudoku Zen or mathfiend?

mathfiend is rated higher. Sudoku Zen averages 4.8 out of 5 from 17 ratings, while mathfiend averages 4.9 from 13 ratings.

### Do Sudoku Zen or mathfiend have ads?

Sudoku Zen shows ads; mathfiend does not.

### Which is updated more often, Sudoku Zen or mathfiend?

Sudoku Zen ships an update every 2 months, and mathfiend every 8 days. Most recently, Sudoku Zen was updated on October 23, 2026 and mathfiend on October 24, 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.*