# ZOOKEEPER DX vs PiKuBo

The clearest difference is price: PiKuBo at Free against ZOOKEEPER DX's $0.99. PiKuBo also leads on rating (4.6 vs 3.7) and review sentiment (87% vs 60%). ZOOKEEPER DX's advantage is in-app purchases (none vs 13) and chart position (#104 vs unranked). On ratings volume, ads and device support there is nothing between them.

PiKuBo is free to download; ZOOKEEPER DX costs $0.99 up front. PiKuBo sells 13 one-off in-app purchases. ZOOKEEPER DX asks for nothing beyond the download.

PiKuBo holds the better App Store score, 4.6 against 3.7. Both are backed by a comparable volume of ratings — 43 and 95 respectively. Written reviews point the same way: 60% of ZOOKEEPER DX's written reviews are positive against 87% of PiKuBo's.

ZOOKEEPER DX ships an update every 3 months, PiKuBo monthly. The most recent releases landed on October 29, 2026 and October 24, 2026 respectively.

## The numbers

| Metric | ZOOKEEPER DX | PiKuBo |
| --- | --- | --- |
| Price | $0.99 | **Free** |
| Rating | [3.7 (43 ratings)](https://appshunter.io/ios/app/zookeeper-dx/id433596395/reviews) | **[4.6 (95 ratings)](https://appshunter.io/ios/app/pikubo-3d-nonogram-puzzles/id6467725326/reviews)** |
| Number of ratings | 43 | **95** |
| Positive reviews | 60.5% of reviews | **86.6% of reviews** |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 3 months | **Monthly** |
| Monetization | **Free** | Free with in-app purchases |
| Best chart rank | **#104** | — |
| Size | 206 MB | 119 MB |
| Requires iOS | **11.0** | 15.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [KITERETSU INC.](https://appshunter.io/developer/400412887) | [Daniel Benito](https://appshunter.io/developer/1566105796) |

## What reviewers say

### ZOOKEEPER DX

[App page](https://appshunter.io/ios/app/zookeeper-dx/id433596395)

**Currently charting:** #104 Top Paid · Casual, #130 Top Paid · Puzzle (US App Store)

Engage in a classic match-three puzzle game where you swap adjacent panels to line up three or more of the same color. Clear levels by catching a quota of animals, with multiple modes offering different challenges and scoring opportunities.

**Highlights:** Swap adjacent panels, Match three or more animals, Catch animals to clear levels, Normal Mode, Tokoton Mode (unlimited time), Score Attack Mode (3-minute challenge), Online multiplayer

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

**In-app purchases:** none

**What reviewers like**

- 👍 Fun and addictive gameplay
- 👍 Cute and charming visuals
- 👍 Great for passing time
- 👍 Nostalgic for DS players
- 🚀 Smooth performance on newer devices

**What reviewers complain about**

- 🐛 Compatibility issues on older devices
- 🐛 Choppy animations and frame rate
- 🐛 Unresponsive controls
- 🐛 Difficulty ramps up too quickly
- 🐛 Partial screen cutoff on iPhone

**Reported bugs**

- Game crashes on launch for some users
- Leaderboards show impossible high scores
- Pause function can be exploited
- Inconsistent performance across devices

**Requested features**

- Add quest mode from DS version
- Include time attack and other game modes
- Allow disabling timer for casual play
- Implement local high scores with names
- Add colorblind accessibility options


### PiKuBo

[App page](https://appshunter.io/ios/app/pikubo-3d-nonogram-puzzles/id6467725326)

This app offers a unique 3D twist on classic nonogram puzzles. Players reveal hidden shapes by strategically removing blocks from a cube. It features over 400 puzzles, adaptive controls, and a logic-based gameplay experience.

**Highlights:** Over 400 3D puzzles, Logic-based gameplay, Adaptive one-handed controls, Save progress, Customizable markers, Portrait and landscape modes

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

**In-app purchases (13)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Puzzle Pack 02 | $0.99 | one-time |
| Puzzle Pack 03 | $0.99 | one-time |
| Puzzle Pack 14 | $0.99 | one-time |
| Puzzle Pack 13 | $0.99 | one-time |
| Puzzle Pack 12 | $0.99 | one-time |
| Puzzle Pack 11 | $0.99 | one-time |
| Puzzle Pack 10 | $0.99 | one-time |
| Puzzle Pack 09 | $0.99 | one-time |
| Puzzle Pack 08 | $0.99 | one-time |
| Puzzle Pack 07 | $0.99 | one-time |
| Puzzle Pack 06 | $0.99 | one-time |
| Puzzle Pack 05 | $0.99 | one-time |
| Puzzle Pack 04 | $0.99 | one-time |

**What reviewers like**

- 💡 Innovative 3D nonogram puzzle concept
- 🎮 Engaging and addictive gameplay
- 👍 Intuitive and well-designed user interface
- 🎨 Beautiful graphics and visual presentation
- 💰 Affordable pricing for puzzle packs ($0.99 each)

**What reviewers complain about**

- ⏱️ Timer system feels rushed and stressful
- ❤️ Heart/lives system frustrating for some players
- 🐛 Occasional accidental block touches
- 🔧 Controls reset when rotating puzzle
- 💸 Pricing model requires multiple purchases for full content

**Reported bugs**

- In-app purchase error preventing pack purchases
- Purchase not received after payment
- Support email bouncing back
- Color contrast issue in Pack 12 (blue on blue)
- Inability to expose enough blocks at certain angles for decision-making

**Requested features**

- More puzzle packs released more frequently
- Undo button for accidental moves
- Save progress mid-puzzle
- Ability to move puzzle around (pan feature)
- Full 360-degree rotation capability


## Frequently asked questions

### Is ZOOKEEPER DX free?

ZOOKEEPER DX costs $0.99, with no in-app purchases.

### Is PiKuBo free?

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

### Which has better reviews, ZOOKEEPER DX or PiKuBo?

PiKuBo is rated higher. ZOOKEEPER DX averages 3.7 out of 5 from 43 ratings, while PiKuBo averages 4.6 from 95 ratings.

### Do ZOOKEEPER DX or PiKuBo have ads?

Neither ZOOKEEPER DX nor PiKuBo shows ads.

### Which is updated more often, ZOOKEEPER DX or PiKuBo?

ZOOKEEPER DX ships an update every 3 months, and PiKuBo monthly. Most recently, ZOOKEEPER DX was updated on October 29, 2026 and PiKuBo 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.*