# Billy Frontier vs ZOOKEEPER DX

The clearest difference is monetization model: ZOOKEEPER DX at free against Billy Frontier's paid. ZOOKEEPER DX also leads on ratings volume (43 vs 14). Billy Frontier's advantage is iOS requirement (8.0 vs 11.0). On price, rating, review sentiment and update cadence there is nothing between them.

Billy Frontier costs $0.99 and ZOOKEEPER DX $0.99 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 — 3.7 for Billy Frontier against 3.7 for ZOOKEEPER DX. Both are backed by a comparable volume of ratings — 14 and 43 respectively. Written reviews are what separate them: 65% of Billy Frontier's written reviews are positive against 60% of ZOOKEEPER DX's.

Billy Frontier ships an update every 2 months, ZOOKEEPER DX every 3 months. The most recent releases landed on September 28, 2026 and September 27, 2026 respectively.

## The numbers

| Metric | Billy Frontier | ZOOKEEPER DX |
| --- | --- | --- |
| Price | $0.99 | $0.99 |
| Rating | [3.7 (14 ratings)](https://appshunter.io/ios/app/billy-frontier/id288713146/reviews) | [3.7 (43 ratings)](https://appshunter.io/ios/app/zookeeper-dx/id433596395/reviews) |
| Number of ratings | 14 | **43** |
| Positive reviews | **64.7% of reviews** | 60.3% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 2 months** | Every 3 months |
| Monetization | Paid | **Free** |
| Size | 44 MB | 206 MB |
| Requires iOS | **8.0** | 11.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 12+ | 4+ |
| Developer | [Pangea Software, Inc.](https://appshunter.io/developer/281736538) | [KITERETSU INC.](https://appshunter.io/developer/400412887) |

## What reviewers say

### Billy Frontier

[App page](https://appshunter.io/ios/app/billy-frontier/id288713146)

Embark on a galactic adventure as a space cowboy eliminating alien outlaws. This 3D game blends arcade action with adventure, featuring intense duels, thrilling chases, and target practice. Experience a unique spaghetti western-inspired universe.

**Highlights:** Galactic outlaw hunting, 3D space cowboy adventure, Arcade-style duels, Stampede evasion, Shooting gallery challenges

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

**In-app purchases:** none

**What reviewers like**

- 🚀 Great graphics and sound
- 👍 Diverse gameplay modes
- 💡 Unique western-alien theme
- 🤑 Excellent value for money

**What reviewers complain about**

- 🐛 Frequent crashes and bugs
- 🎯 Inaccurate shooting controls
- 🕰️ Short gameplay with limited content
- 🤔 Unintuitive control settings

**Reported bugs**

- Game crashes on launch or during play
- Shooting controls not responsive or accurate
- Saved progress lost after crashes
- Control settings reset on each launch

**Requested features**

- More levels and gameplay modes
- Difficulty settings and progression
- Ability to save progress and high scores
- Customization options (e.g. disable blood)


### ZOOKEEPER DX

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

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


## Frequently asked questions

### Is Billy Frontier free?

Billy Frontier costs $0.99, with no in-app purchases.

### Is ZOOKEEPER DX free?

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

### Which has better reviews, Billy Frontier or ZOOKEEPER DX?

Billy Frontier and ZOOKEEPER DX are both rated 3.7 out of 5 on the App Store, from 14 and 43 ratings respectively.

### Do Billy Frontier or ZOOKEEPER DX have ads?

Neither Billy Frontier nor ZOOKEEPER DX shows ads.

### Which is updated more often, Billy Frontier or ZOOKEEPER DX?

Billy Frontier ships an update every 2 months, and ZOOKEEPER DX every 3 months. Most recently, Billy Frontier was updated on September 28, 2026 and ZOOKEEPER DX on September 27, 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.*