# Patch Quest vs Koiru

The clearest difference is in-app purchases: Patch Quest at none against Koiru's 2. Patch Quest also leads on iOS requirement (13.4 vs 17.0). On price, update cadence, ads and device support there is nothing between them.

Both are free to download. Koiru sells 2 in-app purchases, starting at $5.99 per month. Patch Quest asks for nothing beyond the download.

Patch Quest ships an update every 6 days, Koiru weekly. The most recent releases landed on October 25, 2026 and October 4, 2026 respectively.

## The numbers

| Metric | Patch Quest | Koiru |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | **Every 6 days** | Weekly |
| Size | 38 MB | 50 MB |
| Requires iOS | **13.4** | 17.0 |
| Devices | **iPhone, iPod** | iPhone |
| Age rating | +17 | 4+ |
| Developer | [Brian Simiyu](https://appshunter.io/developer/1647544831) | [Tohmoco Oy](https://appshunter.io/developer/1863505074) |

## What reviewers say

### Patch Quest

[App page](https://appshunter.io/ios/app/patch-quest/id6504029301)

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

**In-app purchases:** none


### Koiru

[App page](https://appshunter.io/ios/app/koiru-dog-care-and-diary/id6766619155)

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Koiru Monthly | $5.99 | per month |
| Koiru Annual | $44.99 | per year |


## Frequently asked questions

### Is Patch Quest free?

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

### Is Koiru free?

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

### Do Patch Quest or Koiru have ads?

Neither Patch Quest nor Koiru shows ads.

### Which is updated more often, Patch Quest or Koiru?

Patch Quest ships an update every 6 days, and Koiru weekly. Most recently, Patch Quest was updated on October 25, 2026 and Koiru 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.*