# Robot Buddy 3D vs Cosmius

The clearest difference is in-app purchases: Robot Buddy 3D at none against Cosmius's 6. Cosmius's advantage is update cadence (every 4 days vs every 2 months). On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. Cosmius sells 6 one-off in-app purchases. Robot Buddy 3D asks for nothing beyond the download.

Robot Buddy 3D ships an update every 2 months, Cosmius every 4 days. The most recent releases landed on October 2, 2026 and October 8, 2026 respectively.

## The numbers

| Metric | Robot Buddy 3D | Cosmius |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.5 (30 ratings)](https://appshunter.io/ios/app/robot-buddy-3d/id1602528550/reviews)** | — |
| Number of ratings | **30** | — |
| In-app purchases | **No** | Yes |
| Ads | Yes | Yes |
| Update frequency | Every 2 months | **Every 4 days** |
| Monetization | Ad-supported | — |
| Size | 426 MB | 98 MB |
| Requires iOS | 15.0 | 15.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 12+ |
| Developer | [Yso Corp](https://appshunter.io/developer/659815325) | [Umit Sancakli](https://appshunter.io/developer/1657372739) |

## What reviewers say

### Robot Buddy 3D

[App page](https://appshunter.io/ios/app/robot-buddy-3d/id1602528550)

Explore diverse locations to discover and collect all your robot companions. Embark on a global adventure to find every friend.

**Highlights:** Global exploration, Robot collection, 3D graphics, Adventure gameplay

**Features:** macOS Compatibility

**In-app purchases:** none


### Cosmius

[App page](https://appshunter.io/ios/app/cosmius/id6770520700)

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

**In-app purchases (6)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Cosmium Spark | $0.99 | one-time |
| Cosmium Core | $0.99 | one-time |
| Remove Ads | $0.99 | one-time |
| Permanent 2X Score | $0.99 | one-time |
| Cosmium Vault | $2.99 | one-time |
| Cosmium Singularity | $5.99 | one-time |


## Frequently asked questions

### Is Robot Buddy 3D free?

Robot Buddy 3D is free to download, with no in-app purchases.

### Is Cosmius free?

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

### Do Robot Buddy 3D or Cosmius have ads?

Both Robot Buddy 3D and Cosmius show ads.

### Which is updated more often, Robot Buddy 3D or Cosmius?

Robot Buddy 3D ships an update every 2 months, and Cosmius every 4 days. Most recently, Robot Buddy 3D was updated on October 2, 2026 and Cosmius on October 8, 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.*