# Zen Koi Classic vs Two Eyes

The clearest difference is update cadence: Zen Koi Classic at every 3 months against Two Eyes's every 11 months. Two Eyes's advantage is monetization model (ad-supported vs free with in-app purchases) and iOS requirement (11.0 vs 15.0). On price, rating, review sentiment and ratings volume there is nothing between them.

Both are free to download. Zen Koi Classic sells 10 one-off in-app purchases and Two Eyes sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.

On the App Store both sit at effectively the same score — 4.7 for Zen Koi Classic against 4.8 for Two Eyes. Both are backed by a comparable volume of ratings — 2.1K and 945 respectively. Written reviews are what separate them: 86% of Zen Koi Classic's written reviews are positive against 89% of Two Eyes's.

Zen Koi Classic ships an update every 3 months, Two Eyes every 11 months. Both last shipped on October 29, 2026.

## The numbers

| Metric | Zen Koi Classic | Two Eyes |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.7 (2.1K ratings)](https://appshunter.io/ios/app/zen-koi-classic/id896575207/reviews) | **[4.8 (945 ratings)](https://appshunter.io/ios/app/two-eyes-nonogram/id1318151064/reviews)** |
| Number of ratings | **2.1K** | 945 |
| Positive reviews | 85.6% of reviews | **89.4% of reviews** |
| In-app purchases | Yes | Yes |
| Ads | Yes | Yes |
| Update frequency | **Every 3 months** | Every 11 months |
| Monetization | Free with in-app purchases | **Ad-supported** |
| Size | 128 MB | 130 MB |
| Requires iOS | 15.0 | **11.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [LandShark Games Pte. Ltd.](https://appshunter.io/developer/635142101) | [sung ho cho](https://appshunter.io/developer/1228951078) |

## What reviewers say

### Zen Koi Classic

[App page](https://appshunter.io/ios/app/zen-koi-classic/id896575207)

Nurture and collect vibrant Koi fish in a serene underwater world. Watch them grow, evolve into majestic dragons, and discover hundreds of unique varieties. Share your collection with friends and enjoy a calming, visually stunning experience.

**Highlights:** Breed and collect hundreds of unique Koi varieties, Watch Koi evolve into majestic dragons, Soothing music and mesmerizing visuals, Intuitive single-touch controls, Share and gift Koi with friends, Limited edition rewards for collectors

**Features:** Vision Pro support

**In-app purchases (10)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Starter Pack | $1.99 | one-time |
| Small Handful of pearls | $1.99 | one-time |
| Handful of pearls | $4.99 | one-time |
| Hasu Pack | $4.99 | one-time |
| Bag of pearls | $9.99 | one-time |
| Tenshi Pack | $9.99 | one-time |
| Splatto Pack | $9.99 | one-time |
| Yajiri Pack | $9.99 | one-time |
| Monkī Pack | $19.99 | one-time |
| Nami Pack | $19.99 | one-time |

**What reviewers like**

- 🌊 Relaxing and calming gameplay
- 🎨 Beautiful and intricate koi designs
- 🐉 Enjoyment of breeding and evolving koi into dragons
- 🕰️ Great way to pass time and de-stress
- 🎶 Soothing and pleasant background music

**What reviewers complain about**

- 💰 Difficulty earning pearls without in-app purchases
- 🔒 Limited number of koi/egg slots without spending pearls
- 🐛 Occasional crashes and bugs after updates
- 🆕 Concerns about losing progress after updates
- 📺 Disruptive full-screen ads

**Reported bugs**

- Koi and dragon progress lost after updates
- Inconsistent koi movement and speed issues
- Ads causing frequent crashes or freezes

**Requested features**

- Ability to play as or interact with dragons
- More koi slots or alternative ways to expand pond
- Easier ways to earn pearls without watching ads
- Ability to name or customize koi and dragons
- Zoom out feature to see full pond layout


### Two Eyes

[App page](https://appshunter.io/ios/app/two-eyes-nonogram/id1318151064)

Embark on a narrative-driven puzzle adventure. Solve logic-based picture puzzles to uncover a poignant story of destiny and choice between a wolf and a deer. Hundreds of challenges await, with cloud saves and adjustable difficulty.

**Highlights:** Hundreds of puzzles, Story-driven gameplay, Google Cloud save, Automatic saving, Multiple difficulty levels, BigMap mode, Zoom and undo functions

**Features:** macOS Compatibility

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Remove Ads | $2.99 | one-time |

**What reviewers like**

- 👍 Beautiful story
- 👍 Relaxing music
- 👍 Challenging puzzles
- 👍 Smooth gameplay
- 👍 Minimal ads

**What reviewers complain about**

- 🐛 Bugs causing app crashes
- 🐛 Issues with saving progress across devices
- 🔍 Small text/numbers on larger puzzles
- 💡 Desire for more story content

**Reported bugs**

- App crashing after watching ads
- Incorrect row/column numbers on some puzzles
- Inability to unlock final story levels

**Requested features**

- Option to turn off background music
- Ability to replay completed puzzles
- Sync progress across devices


## Frequently asked questions

### Is Zen Koi Classic free?

Zen Koi Classic is free to download, with in-app purchases available.

### Is Two Eyes free?

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

### Which has better reviews, Zen Koi Classic or Two Eyes?

Two Eyes is rated higher. Zen Koi Classic averages 4.7 out of 5 from 2.1K ratings, while Two Eyes averages 4.8 from 945 ratings.

### Do Zen Koi Classic or Two Eyes have ads?

Both Zen Koi Classic and Two Eyes show ads.

### Which is updated more often, Zen Koi Classic or Two Eyes?

Zen Koi Classic ships an update every 3 months, and Two Eyes every 11 months. Most recently, Zen Koi Classic was updated on October 29, 2026 and Two Eyes on October 29, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*