# Ultimate Robot Merge vs Simuttle

The clearest difference is rating: Simuttle at 5.0 against Ultimate Robot Merge's 4.3. Simuttle also leads on review sentiment (100% vs 83%) and monetization model (ad-supported vs free with in-app purchases). Ultimate Robot Merge's advantage is ratings volume (95 vs 1). On price, update cadence, ads 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.

Simuttle holds the better App Store score, 5.0 against 4.3. That said, the two scores are not equally well evidenced: Ultimate Robot Merge has 95 ratings behind it against 1, so its average is the more settled of the two. Written reviews point the same way: 83% of Ultimate Robot Merge's written reviews are positive against 100% of Simuttle's.

Both ship on a similar rhythm, roughly every 2 months. The most recent releases landed on November 3, 2026 and October 31, 2026 respectively.

## The numbers

| Metric | Ultimate Robot Merge | Simuttle |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.3 (95 ratings)](https://appshunter.io/ios/app/ultimate-robot-merge/id6449251162/reviews) | **[5.0 (1 ratings)](https://appshunter.io/ios/app/simuttle-mobile-arena/id6802814817/reviews)** |
| Number of ratings | **95** | 1 |
| Positive reviews | 83.3% of reviews | **100.0% of reviews** |
| In-app purchases | No | No |
| Ads | Yes | Yes |
| Update frequency | Every 2 months | Every 2 months |
| Monetization | Free with in-app purchases | **Ad-supported** |
| Size | 236 MB | 530 MB |
| Requires iOS | 15.0 | **13.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 12+ | 12+ |
| Developer | [Yso Corp](https://appshunter.io/developer/659815325) | [Deniz Han Demirpolat](https://appshunter.io/developer/6802814999) |

## What reviewers say

### Ultimate Robot Merge

[App page](https://appshunter.io/ios/app/ultimate-robot-merge/id6449251162)

Engage in strategic battles by gathering resources and merging your robots to create powerful upgrades. Overcome adversaries and dominate the arena in this engaging merge game.

**Highlights:** Gather resources, Merge robots, Upgrade robots, Battle adversaries, Strategic gameplay

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

**In-app purchases:** none


### Simuttle

[App page](https://appshunter.io/ios/app/simuttle-mobile-arena/id6802814817)

Engage in epic robot battles across a vast sci-fi island. Choose from unique robots and master tactical combat in intense modes like Electro Storm and Team Volt Clash. Experience fast-paced action optimized for mobile.

**Highlights:** Sci-fi robot simulation, Tactical combat on a large island, Electro Storm mode, Team Volt Clash mode, 6 unique robots, Optimized mobile controls

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

**In-app purchases:** none


## Frequently asked questions

### Is Ultimate Robot Merge free?

Ultimate Robot Merge is free to download, with no in-app purchases.

### Is Simuttle free?

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

### Which has better reviews, Ultimate Robot Merge or Simuttle?

Simuttle is rated higher. Ultimate Robot Merge averages 4.3 out of 5 from 95 ratings, while Simuttle averages 5.0 from 1 ratings.

### Do Ultimate Robot Merge or Simuttle have ads?

Both Ultimate Robot Merge and Simuttle show ads.

### Which is updated more often, Ultimate Robot Merge or Simuttle?

Ultimate Robot Merge ships an update every 2 months, and Simuttle every 2 months. Most recently, Ultimate Robot Merge was updated on November 3, 2026 and Simuttle on October 31, 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.*