# Mystical Moon for Merge Cube vs Merge Robots Universe

The clearest difference is rating: Merge Robots Universe at 5.0 against Mystical Moon for Merge Cube's 3.3. Merge Robots Universe also leads on update cadence (every 4 days vs fortnightly). Mystical Moon for Merge Cube's advantage is iOS requirement (9.0 vs 13.0). On price, ratings volume, ads and in-app purchases there is nothing between them.

Both are free to download. Mystical Moon for Merge Cube sells 10 one-off in-app purchases and Merge Robots Universe sells 10 one-off in-app purchases. Whichever you choose, the download price is not the number that matters.

Merge Robots Universe holds the better App Store score, 5.0 against 3.3. Both are backed by a comparable volume of ratings — 8 and 6 respectively.

Mystical Moon for Merge Cube ships an update fortnightly, Merge Robots Universe every 4 days. The most recent releases landed on September 15, 2026 and July 22, 2026 respectively.

## The numbers

| Metric | Mystical Moon for Merge Cube | Merge Robots Universe |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [3.3 (8 ratings)](https://appshunter.io/ios/app/mystical-moon-for-merge-cube/id1335698280/reviews) | **[5.0 (6 ratings)](https://appshunter.io/ios/app/merge-robots-universe/id6469772094/reviews)** |
| Number of ratings | **8** | 6 |
| Positive reviews | 66.7% of reviews | — |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Fortnightly | **Every 4 days** |
| Monetization | Free with in-app purchases | Free with in-app purchases |
| Size | 241 MB | 114 MB |
| Requires iOS | **9.0** | 13.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [SolipsAR Studios LLC](https://appshunter.io/developer/1308032910) | [Playshore, S.L.](https://appshunter.io/developer/681055406) |

## What reviewers say

### Mystical Moon for Merge Cube

[App page](https://appshunter.io/ios/app/mystical-moon-for-merge-cube/id1335698280)

This augmented reality app uses a physical cube to answer yes or no questions. Users ask a question and then flip the virtual moon to reveal the answer. Additional celestial bodies with unique personalities can be purchased within the app.

**Highlights:** Augmented reality gameplay, Yes/No question answering, Virtual moon interaction, Unlockable celestial bodies, Mobile/Phone mode, Merge/VR mode

**Features:** macOS Compatibility

**In-app purchases (10)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Sol | $0.99 | one-time |
| Mercury | $0.99 | one-time |
| Venus | $0.99 | one-time |
| Earth | $0.99 | one-time |
| Mars | $0.99 | one-time |
| Jupiter | $0.99 | one-time |
| Saturn | $0.99 | one-time |
| Uranus | $0.99 | one-time |
| Neptune | $0.99 | one-time |
| Solar System | $4.99 | one-time |


### Merge Robots Universe

[App page](https://appshunter.io/ios/app/merge-robots-universe/id6469772094)

Build a powerful robot tycoon empire by merging and upgrading robots. Explore planets, unlock new factories, and collect unique robots that transform into various vehicles. Earn coins and gems through daily quests and achievements to become the richest manager in the galaxy.

**Highlights:** Merge and upgrade robots, Explore unique planets and factories, Collect transforming robots, Earn coins and gems, Complete daily quests and achievements, Offline play supported

**In-app purchases (10)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Powers 1 | $0.99 | one-time |
| Fuel 1 | $0.99 | one-time |
| Fuel 2 | $1.99 | one-time |
| Special Pack 1 | $2.99 | one-time |
| Fuel 3 | $2.99 | one-time |
| Powers 3 | $2.99 | one-time |
| Fuel 4 | $3.99 | one-time |
| Powers 5 | $4.99 | one-time |
| Special Pack 2 | $4.99 | one-time |
| Powers 8 | $7.99 | one-time |


## Frequently asked questions

### Is Mystical Moon for Merge Cube free?

Mystical Moon for Merge Cube is free to download, with in-app purchases available.

### Is Merge Robots Universe free?

Merge Robots Universe is free to download, with in-app purchases available.

### Which has better reviews, Mystical Moon for Merge Cube or Merge Robots Universe?

Merge Robots Universe is rated higher. Mystical Moon for Merge Cube averages 3.3 out of 5 from 8 ratings, while Merge Robots Universe averages 5.0 from 6 ratings.

### Do Mystical Moon for Merge Cube or Merge Robots Universe have ads?

Neither Mystical Moon for Merge Cube nor Merge Robots Universe shows ads.

### Which is updated more often, Mystical Moon for Merge Cube or Merge Robots Universe?

Mystical Moon for Merge Cube ships an update fortnightly, and Merge Robots Universe every 4 days. Most recently, Mystical Moon for Merge Cube was updated on September 15, 2026 and Merge Robots Universe on July 22, 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.*