# Reef.IO vs Koi Fish 2

The clearest difference is iOS requirement: Reef.IO at 9.0 against Koi Fish 2's 12.0. On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

## The numbers

| Metric | Reef.IO | Koi Fish 2 |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[3.5 (4 ratings)](https://appshunter.io/ios/app/reefio/id1458033864/reviews)** | — |
| Number of ratings | **4** | — |
| In-app purchases | No | No |
| Ads | No | No |
| Monetization | Free | — |
| Size | 74 MB | 59 MB |
| Requires iOS | **9.0** | 12.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Leaked Productions LLC](https://appshunter.io/developer/826062062) | [Coremedia,inc](https://appshunter.io/developer/329944035) |

## What reviewers say

### Reef.IO

[App page](https://appshunter.io/ios/app/reefio/id1458033864)

Collect all the fish in sight and outmaneuver your opponents to become the king of the reef. This game offers an addictive experience focused on strategic collection and competitive play.

**Highlights:** Collect all fish, School opponents, Become king of the reef, Addictive gameplay

**Features:** macOS Compatibility

**In-app purchases:** none


### Koi Fish 2

[App page](https://appshunter.io/ios/app/koi-fish-2/id6755725158)

**Features:** Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is Reef.IO free?

Reef.IO is free to download, with no in-app purchases.

### Is Koi Fish 2 free?

Koi Fish 2 is free to download, with no in-app purchases.

### Do Reef.IO or Koi Fish 2 have ads?

Neither Reef.IO nor Koi Fish 2 shows ads.

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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.*