Koi Feeder vs Bubbles AR/MR
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Koi Feeder
Interact with digital koi by feeding them. Enjoy a simple, relaxing experience designed to be played with.
- Feed digital koi
- Interact with koi
- Relaxing gameplay
- Simple interface
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The application which gives food to koi. Won't you play with koi?
Bubbles AR/MR
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.
- 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
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Bubbles AR/MR is just for you if you ... 1. want to blow bubbles and watch them 2. want to take photos of kids with bubbles 3. want to touch bubbles 4. want to watch bubbles with dots or floral pattern 5. want to see aquatic/metalic bubbles 6. want to see triangle/cube/star/etc. bubbles What you can do with Bubbles AR/MR: 1. blow small to big bubbles(blow fast or slow) 2. touch bubbles on screen and change their shape 3. gather bubbles around faces 4. paste images/photos onto bubbles 5. take pictures with bubbles 6. change material type, shape and color 7. Turn off messages/icons(for accustomed users) VR mode(experimental feature): With this function, you can view AR scene in 3D(stereo scopic view). It requires 2 iPhones and a VR goggle which can mount them side by side. It's a whole new experience for all mankind. Caution: When playing Bubbles AR/MR, be aware of surroundings. When letting children play it, adults are recommended to watch him/her. Please be careful not to drop your iOS device.
Screenshots
Verdict
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.
Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS
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.
| Parameter | Koi Feeder | Bubbles AR/MR |
|---|---|---|
| Price | Free | Free |
| Rating | 3.0 (2 ratings) | 3.3 (3 ratings) — better |
| Positive reviews | 100.0% of reviews | 100.0% of reviews |
| Number of ratings | 2 | 3 — better |
| Update frequency | Every 19 months | Every 2 months — better |
| Ads | Yes | No — better |
| In-app purchases | No | No |
| Monetization | Ad-supported | Free — better |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Requires iOS | 12.0 — better | 14.0 |
| Further details — not scored | ||
| Size | 67 MB | 6 MB |
| Age rating | 4+ | 4+ |
| Developer | kume toru | KENSHI DOI |
Customer experience
Koi Feeder
Bubbles AR/MR
In-app purchases
Koi Feeder
No in-app purchases
Bubbles AR/MR
No in-app purchases
Questions
Is Koi Feeder free?
Is Bubbles AR/MR free?
Which has better reviews, Koi Feeder or Bubbles AR/MR?
Do Koi Feeder or Bubbles AR/MR have ads?
Which is updated more often, Koi Feeder or Bubbles AR/MR?
Other comparisons
