# Zookeeper World vs Sudoku by MobilityWare+

The clearest difference is update cadence: Zookeeper World at every 3 weeks against Sudoku by MobilityWare+'s every 3 months. Zookeeper World also leads on device support (5 vs 3) and iOS requirement (13.0 vs 15.0). Sudoku by MobilityWare+'s advantage is ratings volume (32K vs 4.8K). On price, rating, review sentiment and ads there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

On the App Store both sit at effectively the same score — 4.7 for Zookeeper World against 4.8 for Sudoku by MobilityWare+. That said, the two scores are not equally well evidenced: Sudoku by MobilityWare+ has 32K ratings behind it against 4.8K, so its average is the more settled of the two. Written reviews are what separate them: 74% of Zookeeper World's written reviews are positive against 70% of Sudoku by MobilityWare+'s.

Zookeeper World ships an update every 3 weeks, Sudoku by MobilityWare+ every 3 months. The most recent releases landed on October 20, 2026 and October 23, 2026 respectively.

## The numbers

| Metric | Zookeeper World | Sudoku by MobilityWare+ |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.7 (4.8K ratings)](https://appshunter.io/ios/app/zookeeper-world/id1370858242/reviews) | **[4.8 (32K ratings)](https://appshunter.io/ios/app/sudoku-by-mobilityware-plus/id1556715970/reviews)** |
| Number of ratings | 4.8K | **32K** |
| Positive reviews | **74.3% of reviews** | 69.6% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 3 weeks** | Every 3 months |
| Monetization | Free | Free |
| Size | 1.1 GB | 223 MB |
| Requires iOS | **13.0** | 15.0 |
| Devices | **iPhone, iPad, iPod, Mac, Apple TV** | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [KITERETSU INC.](https://appshunter.io/developer/400412887) | [MobilityWare](https://appshunter.io/developer/284117362) |

## What reviewers say

### Zookeeper World

[App page](https://appshunter.io/ios/app/zookeeper-world/id1370858242)

Solve match-3 puzzles to build and customize your unique zoo. Collect coins to acquire animals and decorations, increasing your zoo's appeal. Upgrade animals into unique cosplay versions and defend your zoo from MECHA BOSS attacks to earn gems. Regular updates add new content and events.

**Highlights:** Match-3 puzzle gameplay, Zoo building and customization, Animal collection and upgrades, Cosplay animal transformations, MECHA BOSS challenges, Visitor requests and zoo ranking, Weekend multiplayer events

**Features:** With Apple Arcade, Game Controller support, Vision Pro support

**In-app purchases:** none

**What reviewers like**

- 👍 Relaxing and enjoyable gameplay
- 🚀 Unlimited retries without time limits
- 💎 No in-app purchases or ads
- 🎨 Cute and charming animal designs
- 🏆 Variety of challenges and events

**What reviewers complain about**

- 🐛 Buggy path editor and camera controls
- ⏱️ Frustratingly long loading times
- 🔋 High battery drain
- 🤔 Difficulty spikes and luck-based puzzles
- 🤖 Intrusive and distracting hint system

**Reported bugs**

- Levels with impossible objectives
- Inconsistent star rewards and scoring
- Freezing and crashes on certain devices

**Requested features**

- Ability to customize zoo layout more freely
- Option to turn off notifications and hints
- Increased inventory and item limit for zoo
- Faster animal upgrade and costume unlocking
- More levels and content updates


### Sudoku by MobilityWare+

[App page](https://appshunter.io/ios/app/sudoku-by-mobilityware-plus/id1556715970)

This app offers a beginner-friendly approach to Sudoku puzzles, utilizing color to simplify the learning process. It starts with smaller grids and gradually increases difficulty, making it accessible for new players while still offering challenges for experienced ones.

**Highlights:** Color-assisted Sudoku grids, Smaller puzzle sizes for beginners, Adjustable difficulty levels, Classic black and white mode available, Brain training through logic puzzles

**Features:** With Apple Arcade, Vision Pro support

**In-app purchases:** none

**What reviewers like**

- 🎨 Visually appealing with color-coded numbers
- 🧠 Helps improve Sudoku skills
- 🕰️ Good for passing time
- 🎯 Satisfying to complete puzzles
- 🎨 Enjoyable color themes

**What reviewers complain about**

- 🤔 Hints and assistance make the game too easy
- 🤔 Expert mode not challenging enough
- 📝 Lack of note-taking functionality
- 🐛 Occasional bugs and performance issues
- 🤔 Daily challenges not engaging enough

**Reported bugs**

- Unresponsive touch controls
- Puzzles with no unique solutions
- Notification issues

**Requested features**

- Add an option to disable hints and automatic corrections
- Provide more challenging puzzle difficulty levels
- Implement a robust note-taking system
- Improve the daily challenge experience
- Add a dark mode theme


## Frequently asked questions

### Is Zookeeper World free?

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

### Is Sudoku by MobilityWare+ free?

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

### Which has better reviews, Zookeeper World or Sudoku by MobilityWare+?

Sudoku by MobilityWare+ is rated higher. Zookeeper World averages 4.7 out of 5 from 4.8K ratings, while Sudoku by MobilityWare+ averages 4.8 from 32K ratings.

### Do Zookeeper World or Sudoku by MobilityWare+ have ads?

Neither Zookeeper World nor Sudoku by MobilityWare+ shows ads.

### Which is updated more often, Zookeeper World or Sudoku by MobilityWare+?

Zookeeper World ships an update every 3 weeks, and Sudoku by MobilityWare+ every 3 months. Most recently, Zookeeper World was updated on October 20, 2026 and Sudoku by MobilityWare+ on October 23, 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.*