# Zen Koi Pro vs Bartesian Games

The clearest difference is price: Bartesian Games at Free against Zen Koi Pro's $9.99. Bartesian Games also leads on rating (4.9 vs 4.6) and review sentiment (75% vs 61%). Zen Koi Pro's advantage is ads (none vs shown) and ratings volume (204 vs 27). On in-app purchases, device support and iOS requirement there is nothing between them.

Bartesian Games is free to download; Zen Koi Pro costs $9.99 up front. Neither carries in-app purchases, so what you see is what you pay.

Bartesian Games holds the better App Store score, 4.9 against 4.6. That said, the two scores are not equally well evidenced: Zen Koi Pro has 204 ratings behind it against 27, so its average is the more settled of the two. Written reviews point the same way: 61% of Zen Koi Pro's written reviews are positive against 75% of Bartesian Games's.

Zen Koi Pro ships an update every 2 months, Bartesian Games every 3 weeks. The most recent releases landed on October 15, 2026 and October 4, 2026 respectively.

## The numbers

| Metric | Zen Koi Pro | Bartesian Games |
| --- | --- | --- |
| Price | $9.99 | **Free** |
| Rating | [4.6 (204 ratings)](https://appshunter.io/ios/app/zen-koi-pro/id1526313343/reviews) | **[4.9 (27 ratings)](https://appshunter.io/ios/app/bartesian-games/id1610558569/reviews)** |
| Number of ratings | **204** | 27 |
| Positive reviews | 60.8% of reviews | **75.0% of reviews** |
| In-app purchases | No | No |
| Ads | **No** | Yes |
| Update frequency | Every 2 months | **Every 3 weeks** |
| Monetization | **Free** | Ad-supported |
| Size | 133 MB | 46 MB |
| Requires iOS | 13.0 | 13.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 17+ |
| Developer | [LandShark Games Pte. Ltd.](https://appshunter.io/developer/635142101) | [Bartesian](https://appshunter.io/developer/1591091646) |

## What reviewers say

### Zen Koi Pro

[App page](https://appshunter.io/ios/app/zen-koi-pro/id1526313343)

This premium, single-player game offers a serene escape with mesmerizing koi breeding and collection. Enjoy tranquil gameplay, enchanting music, and a visually stunning experience without ads or in-app purchases.

**Highlights:** Over 50 koi patterns to collect, Rare and shiny koi and dragons, Offline play, Seamless cloud saving, Ad-free experience, Instant gratification

**Features:** Vision Pro support

**In-app purchases:** none


### Bartesian Games

[App page](https://appshunter.io/ios/app/bartesian-games/id1610558569)

This collection offers a variety of engaging games including color sorting, solitaire, block puzzles, and a football simulation. Enjoy daily challenges and compete with friends. All games are free to play.

**Highlights:** Daily challenges, Achievements, Color sorting game, Solitaire, Block puzzle game, Football simulation

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Zen Koi Pro free?

Zen Koi Pro costs $9.99, with no in-app purchases.

### Is Bartesian Games free?

Bartesian Games is free to download, with no in-app purchases.

### Which has better reviews, Zen Koi Pro or Bartesian Games?

Bartesian Games is rated higher. Zen Koi Pro averages 4.6 out of 5 from 204 ratings, while Bartesian Games averages 4.9 from 27 ratings.

### Do Zen Koi Pro or Bartesian Games have ads?

Bartesian Games shows ads; Zen Koi Pro does not.

### Which is updated more often, Zen Koi Pro or Bartesian Games?

Zen Koi Pro ships an update every 2 months, and Bartesian Games every 3 weeks. Most recently, Zen Koi Pro was updated on October 15, 2026 and Bartesian Games on October 4, 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.*