# Koi Farm vs Wacky Genes

The clearest difference is price: Wacky Genes at Free against Koi Farm's $2.99. Koi Farm's advantage is rating (4.6 vs 3.9) and in-app purchases (none vs 23). On review sentiment, ratings volume, update cadence and ads there is nothing between them.

Wacky Genes is free to download; Koi Farm costs $2.99 up front. Wacky Genes sells 23 one-off in-app purchases. Koi Farm asks for nothing beyond the download.

Koi Farm holds the better App Store score, 4.6 against 3.9. Both are backed by a comparable volume of ratings — 14 and 37 respectively. Written reviews point the same way: 75% of Koi Farm's written reviews are positive against 68% of Wacky Genes's.

Both ship on a similar rhythm, roughly every 5 days. The most recent releases landed on September 30, 2026 and October 1, 2026 respectively.

## The numbers

| Metric | Koi Farm | Wacky Genes |
| --- | --- | --- |
| Price | $2.99 | **Free** |
| Rating | **[4.6 (14 ratings)](https://appshunter.io/ios/app/koi-farm/id1607489625/reviews)** | [3.9 (37 ratings)](https://appshunter.io/ios/app/wacky-genes/id1641711708/reviews) |
| Number of ratings | 14 | **37** |
| Positive reviews | **75.0% of reviews** | 68.0% of reviews |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 5 days | Every 5 days |
| Monetization | Paid | **Free with in-app purchases** |
| Size | 264 MB | 38 MB |
| Requires iOS | **14.0** | 18.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Job Talle](https://appshunter.io/developer/1607489627) | [Joel Brecker](https://appshunter.io/developer/1466722019) |

## What reviewers say

### Koi Farm

[App page](https://appshunter.io/ios/app/koi-farm/id1607489625)

Breed and discover unique koi fish in an infinite procedurally generated world. Collect your favorite patterns as trading cards and share them with others. Explore new mutations and fill your koi book.

**Highlights:** Procedurally generated koi patterns, Crossbreeding for new mutations, Collectible trading cards, Koi book for discovery, Shareable koi codes

**Features:** Vision Pro support

**In-app purchases:** none


### Wacky Genes

[App page](https://appshunter.io/ios/app/wacky-genes/id1641711708)

Engage in a fantasy-based animal genetics game where you breed creatures with billions of gene variations. Nurture, breed, and explore to discover rare forms, fortify your lab, and uncover treasures. Challenge yourself to breed out illnesses and ascend rarity tiers.

**Highlights:** Billions of gene variations, Selective breeding, Punnet square science, Animal expeditions for treasures, Breeding out illnesses, Ascend rarity tiers

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

**In-app purchases (23)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 100 Wacky Coins | $0.99 | one-time |
| 1 Breed Cooldown | $0.99 | one-time |
| 1 Breed Count | $0.99 | one-time |
| 1 Baby Now | $0.99 | one-time |
| 5 Birth Now | $1.99 | one-time |
| Expert Arena Token | $1.99 | one-time |
| 250 Wacky Coins | $1.99 | one-time |
| 500 Wacky Coins | $2.99 | one-time |
| Starter Bundle | $2.99 | one-time |
| Rare Egg | $2.99 | one-time |
| 5 Breed Cooldown | $2.99 | one-time |
| Rare Egg (3-pack) | $4.99 | one-time |
| 3 Expert Arena Tokens | $4.99 | one-time |
| Ultimate Arena Token | $4.99 | one-time |
| 1000 Wacky Coins | $4.99 | one-time |
| Breeder Bundle | $6.99 | one-time |
| Legendary Egg | $7.99 | one-time |
| 3 Ultimate Arena Tokens | $9.99 | one-time |
| 2500 Wacky Coins | $9.99 | one-time |
| Legendary Egg (3-pack) | $9.99 | one-time |
| Ultimate Bundle | $9.99 | one-time |
| 10,000 Wacky Coins | $39.99 | one-time |
| 5000 Wacky Coins | $49.99 | one-time |


## Frequently asked questions

### Is Koi Farm free?

Koi Farm costs $2.99, with no in-app purchases.

### Is Wacky Genes free?

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

### Which has better reviews, Koi Farm or Wacky Genes?

Koi Farm is rated higher. Koi Farm averages 4.6 out of 5 from 14 ratings, while Wacky Genes averages 3.9 from 37 ratings.

### Do Koi Farm or Wacky Genes have ads?

Neither Koi Farm nor Wacky Genes shows ads.

### Which is updated more often, Koi Farm or Wacky Genes?

Koi Farm ships an update every 5 days, and Wacky Genes every 5 days. Most recently, Koi Farm was updated on September 30, 2026 and Wacky Genes on October 1, 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.*