# [AR] Blob vs ARm Manipulator

The clearest difference is in-app purchases: [AR] Blob at none against ARm Manipulator's 2. [AR] Blob also leads on ratings volume (54 vs 2) and iOS requirement (16.6 vs 18.0). ARm Manipulator's advantage is rating (5.0 vs 4.6). On price, update cadence, ads and device support there is nothing between them.

Both are free to download. ARm Manipulator sells 2 one-off in-app purchases. [AR] Blob asks for nothing beyond the download.

ARm Manipulator holds the better App Store score, 5.0 against 4.6. That said, the two scores are not equally well evidenced: [AR] Blob has 54 ratings behind it against 2, so its average is the more settled of the two.

[AR] Blob ships an update every 2 months, ARm Manipulator every 4 weeks. The most recent releases landed on October 8, 2026 and September 23, 2026 respectively.

## The numbers

| Metric | [AR] Blob | ARm Manipulator |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.6 (54 ratings)](https://appshunter.io/ios/app/ar-blob/id1490833957/reviews) | **[5.0 (2 ratings)](https://appshunter.io/ios/app/arm-manipulator/id6444630772/reviews)** |
| Number of ratings | **54** | 2 |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 2 months | **Every 4 weeks** |
| Monetization | **Free** | Free with in-app purchases |
| Size | 291 MB | 229 MB |
| Requires iOS | **16.6** | 18.0 |
| Devices | iPhone, iPad | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Philippe Zay](https://appshunter.io/developer/1200498230) | [BP3D, LLC.](https://appshunter.io/developer/1455925283) |

## What reviewers say

### [AR] Blob

[App page](https://appshunter.io/ios/app/ar-blob/id1490833957)

Explore a dynamic metaball simulation in augmented reality. Customize textures, parameters, and environments to create unique 3D visualizations. This app offers an ad-free and in-app purchase-free experience.

**Highlights:** Metaball simulation in AR, Customizable textures and parameters, Multiple virtual environments, Marching Cubes algorithm visualization, Ad-free and no in-app purchases

**In-app purchases:** none


### ARm Manipulator

[App page](https://appshunter.io/ios/app/arm-manipulator/id6444630772)

Experience a realistic robotic arm simulation in augmented reality. Control the arm with intuitive virtual controls or external hardware, and explore its mechanics with spatial audio and refined graphics. A free mode allows you to test compatibility before unlocking the full experience with a single purchase.

**Highlights:** Augmented Reality simulation, Virtual and hardware controller support, Spatial audio, Refined graphics, Non-AR mode, Free trial mode

**Features:** macOS Compatibility, Game Controller support

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| V2 | $0.99 | one-time |
| Mechanics And Game | $4.99 | one-time |


## Frequently asked questions

### Is [AR] Blob free?

[AR] Blob is free to download, with no in-app purchases.

### Is ARm Manipulator free?

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

### Which has better reviews, [AR] Blob or ARm Manipulator?

ARm Manipulator is rated higher. [AR] Blob averages 4.6 out of 5 from 54 ratings, while ARm Manipulator averages 5.0 from 2 ratings.

### Do [AR] Blob or ARm Manipulator have ads?

Neither [AR] Blob nor ARm Manipulator shows ads.

### Which is updated more often, [AR] Blob or ARm Manipulator?

[AR] Blob ships an update every 2 months, and ARm Manipulator every 4 weeks. Most recently, [AR] Blob was updated on October 8, 2026 and ARm Manipulator on September 23, 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.*