# Koi Feeder vs Bubbles AR/MR

The clearest difference is ads: Bubbles AR/MR at none against Koi Feeder's shown. Bubbles AR/MR also leads on update cadence (every 2 months vs every 19 months) and rating (3.3 vs 3.0). Koi Feeder's advantage is iOS requirement (12.0 vs 14.0). On price, review sentiment, ratings volume and in-app purchases there is nothing between them.

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

Bubbles AR/MR holds the better App Store score, 3.3 against 3.0. Both are backed by a comparable volume of ratings — 2 and 3 respectively. Written reviews split almost evenly too, at 100% and 100% positive.

Koi Feeder ships an update every 19 months, Bubbles AR/MR every 2 months. The most recent releases landed on October 2, 2026 and October 24, 2026 respectively.

## The numbers

| Metric | Koi Feeder | Bubbles AR/MR |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [3.0 (2 ratings)](https://appshunter.io/ios/app/koi-feeder/id1325380896/reviews) | **[3.3 (3 ratings)](https://appshunter.io/ios/app/bubbles-armr/id1480978173/reviews)** |
| Number of ratings | 2 | **3** |
| Positive reviews | 100.0% of reviews | 100.0% of reviews |
| In-app purchases | No | No |
| Ads | Yes | **No** |
| Update frequency | Every 19 months | **Every 2 months** |
| Monetization | Ad-supported | **Free** |
| Size | 67 MB | 6 MB |
| Requires iOS | **12.0** | 14.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [kume toru](https://appshunter.io/developer/731695033) | [KENSHI DOI](https://appshunter.io/developer/709264908) |

## What reviewers say

### Koi Feeder

[App page](https://appshunter.io/ios/app/koi-feeder/id1325380896)

Interact with digital koi by feeding them. Enjoy a simple, relaxing experience designed to be played with.

**Highlights:** Feed digital koi, Interact with koi, Relaxing gameplay, Simple interface

**Features:** macOS Compatibility

**In-app purchases:** none


### Bubbles AR/MR

[App page](https://appshunter.io/ios/app/bubbles-armr/id1480978173)

Create and interact with various types of virtual bubbles in augmented reality. Customize their shapes, colors, and patterns, and even capture photos with them. An experimental VR mode offers a unique 3D viewing experience.

**Highlights:** Blow small to big bubbles, Touch and change bubble shapes, Gather bubbles around faces, Paste images onto bubbles, Take pictures with bubbles, Customize bubble material, shape, and color, Experimental VR mode for 3D viewing

**In-app purchases:** none


## Frequently asked questions

### Is Koi Feeder free?

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

### Is Bubbles AR/MR free?

Bubbles AR/MR is free to download, with no in-app purchases.

### Which has better reviews, Koi Feeder or Bubbles AR/MR?

Bubbles AR/MR is rated higher. Koi Feeder averages 3.0 out of 5 from 2 ratings, while Bubbles AR/MR averages 3.3 from 3 ratings.

### Do Koi Feeder or Bubbles AR/MR have ads?

Koi Feeder shows ads; Bubbles AR/MR does not.

### Which is updated more often, Koi Feeder or Bubbles AR/MR?

Koi Feeder ships an update every 19 months, and Bubbles AR/MR every 2 months. Most recently, Koi Feeder was updated on October 2, 2026 and Bubbles AR/MR on October 24, 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.*