# Digfire vs Koi

The clearest difference is update cadence: Koi at every 5 days against Digfire's every 3 weeks. Digfire's advantage is ratings volume (4 vs 1) and device support (3 vs 1). On price, rating, review sentiment and ads there is nothing between them.

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

On the App Store both sit at effectively the same score — 5.0 for Digfire against 5.0 for Koi. Both are backed by a comparable volume of ratings — 4 and 1 respectively. Written reviews split almost evenly too, at 100% and 100% positive.

Digfire ships an update every 3 weeks, Koi every 5 days. The most recent releases landed on October 21, 2026 and October 28, 2026 respectively.

## The numbers

| Metric | Digfire | Koi |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [5.0 (4 ratings)](https://appshunter.io/ios/app/digfire/id6757819646/reviews) | [5.0 (1 ratings)](https://appshunter.io/ios/app/koi-rush/id6762474774/reviews) |
| Number of ratings | **4** | 1 |
| Positive reviews | 100.0% of reviews | 100.0% of reviews |
| In-app purchases | No | No |
| Ads | Yes | Yes |
| Update frequency | Every 3 weeks | **Every 5 days** |
| Monetization | Ad-supported | Ad-supported |
| Size | 199 MB | 15 MB |
| Requires iOS | **15.0** | 17.6 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 4+ | 9+ |
| Developer | [Adilkhan Kokanov](https://appshunter.io/developer/1780522995) | [Mohamed Kaid](https://appshunter.io/developer/1861859254) |

## What reviewers say

### Digfire

[App page](https://appshunter.io/ios/app/digfire/id6757819646)

Organize your backpack with weapons and dive into thrilling underground missions. Your character automatically shoots downward, breaking through soil to uncover treasures and battle enemies. Upgrade your gear to survive deeper runs and earn greater riches.

**Highlights:** Backpack organization mechanics, Automatic downward shooting, Resource mining and treasure hunting, Diverse enemy encounters, Weapon upgrades and progression, Level-based challenges

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

**In-app purchases:** none


### Koi

[App page](https://appshunter.io/ios/app/koi-rush/id6762474774)

Control two fish simultaneously in this challenging reflex game. Dodge falling obstacles with precise timing across multiple game modes. Utilize a temporary invincibility power-up to survive longer and compete on global leaderboards.

**Highlights:** Control two fish simultaneously, Three distinct game modes, Temporary invincibility power-up, Game Center leaderboards, Simple tap controls

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

**In-app purchases:** none


## Frequently asked questions

### Is Digfire free?

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

### Is Koi free?

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

### Which has better reviews, Digfire or Koi?

Digfire and Koi are both rated 5.0 out of 5 on the App Store, from 4 and 1 ratings respectively.

### Do Digfire or Koi have ads?

Both Digfire and Koi show ads.

### Which is updated more often, Digfire or Koi?

Digfire ships an update every 3 weeks, and Koi every 5 days. Most recently, Digfire was updated on October 21, 2026 and Koi on October 28, 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.*