# Monster Numbers vs Sudoku Express

Monster Numbers and Sudoku Express both sit at 4.4 stars, but that hides the real split: 92% of Monster Numbers's written reviews are positive against 23% of Sudoku Express's. Monster Numbers also leads on price ($2.99 vs $3.99) and iOS requirement (11.0 vs 15.0). Sudoku Express's advantage is update cadence (every 6 weeks vs every 5 months). On rating, ratings volume, ads and in-app purchases there is nothing between them.

Monster Numbers costs $2.99 and Sudoku Express $3.99 up front. Neither carries in-app purchases, so what you see is what you pay.

On the App Store both sit at effectively the same score — 4.4 for Monster Numbers against 4.5 for Sudoku Express. Both are backed by a comparable volume of ratings — 87 and 85 respectively. Written reviews are what separate them: 92% of Monster Numbers's written reviews are positive against 23% of Sudoku Express's.

Monster Numbers ships an update every 5 months, Sudoku Express every 6 weeks. The most recent releases landed on October 26, 2026 and November 1, 2026 respectively.

## The numbers

| Metric | Monster Numbers | Sudoku Express |
| --- | --- | --- |
| Price | **$2.99** | $3.99 |
| Rating | [4.4 (87 ratings)](https://appshunter.io/ios/app/monster-numbers-mental-math/id771387168/reviews) | **[4.5 (85 ratings)](https://appshunter.io/ios/app/sudoku-express/id996932318/reviews)** |
| Number of ratings | **87** | 85 |
| Positive reviews | **92.3% of reviews** | 23.1% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 5 months | **Every 6 weeks** |
| Monetization | Paid | Paid |
| Size | 173 MB | 6 MB |
| Requires iOS | **11.0** | 15.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Didactoons Games SL](https://appshunter.io/developer/1457185685) | [Pheinex, LLC](https://appshunter.io/developer/996932317) |

## What reviewers say

### Monster Numbers

[App page](https://appshunter.io/ios/app/monster-numbers-mental-math/id771387168)

This engaging math game helps children aged 4-14 improve their arithmetic skills. It adapts to each child's age and learning level, offering a mix of fun activities and skill-testing challenges. Designed by teachers, it aims to make learning math enjoyable and support school routines.

**Highlights:** Adaptive difficulty by age, Mix of fun and skill-testing levels, Designed by teachers, Supports school routines, Improves math skills

**Features:** macOS Compatibility

**In-app purchases:** none


### Sudoku Express

[App page](https://appshunter.io/ios/app/sudoku-express/id996932318)

Enjoy a classic Sudoku experience with a clean, minimalist interface designed for focused puzzle-solving. Customize your game with multiple color and font options. Offers over 1,000 unique puzzles across easy, medium, and hard difficulties for extended gameplay.

**Highlights:** Minimalist flat UI design, Easy noting system, Multiple color schemes, Font selection for customization, 1,001 unique puzzles per difficulty, Easy, Medium, and Hard difficulty levels

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

**In-app purchases:** none


## Frequently asked questions

### Is Monster Numbers free?

Monster Numbers costs $2.99, with no in-app purchases.

### Is Sudoku Express free?

Sudoku Express costs $3.99, with no in-app purchases.

### Which has better reviews, Monster Numbers or Sudoku Express?

Sudoku Express is rated higher. Monster Numbers averages 4.4 out of 5 from 87 ratings, while Sudoku Express averages 4.5 from 85 ratings.

### Do Monster Numbers or Sudoku Express have ads?

Neither Monster Numbers nor Sudoku Express shows ads.

### Which is updated more often, Monster Numbers or Sudoku Express?

Monster Numbers ships an update every 5 months, and Sudoku Express every 6 weeks. Most recently, Monster Numbers was updated on October 26, 2026 and Sudoku Express on November 1, 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.*