# [AR] Blob vs Water Simulator

The clearest difference is review sentiment: [AR] Blob at 100% against Water Simulator's 0%. [AR] Blob also leads on rating (4.6 vs 3.0) and in-app purchases (none vs 3). Water Simulator's advantage is update cadence (every 5 days vs every 2 months). On price, ads and device support there is nothing between them.

Both are free to download. Water Simulator sells 3 in-app purchases, starting at $0.29 per 7 days. [AR] Blob asks for nothing beyond the download.

[AR] Blob holds the better App Store score, 4.6 against 3.0. 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. Written reviews point the same way: 100% of [AR] Blob's written reviews are positive against 0% of Water Simulator's.

[AR] Blob ships an update every 2 months, Water Simulator every 5 days. The most recent releases landed on October 8, 2026 and October 9, 2026 respectively.

## The numbers

| Metric | [AR] Blob | Water Simulator |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.6 (54 ratings)](https://appshunter.io/ios/app/ar-blob/id1490833957/reviews)** | [3.0 (2 ratings)](https://appshunter.io/ios/app/water-simulator-fluid-physics/id6757202722/reviews) |
| Number of ratings | **54** | 2 |
| Positive reviews | **100.0% of reviews** | 0.0% of reviews |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 2 months | **Every 5 days** |
| Monetization | **Free** | Free with in-app purchases |
| Size | 291 MB | 8 MB |
| Requires iOS | **16.6** | 18.0 |
| Devices | **iPhone, iPad** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Philippe Zay](https://appshunter.io/developer/1200498230) | [Adam Doherty](https://appshunter.io/developer/1838643162) |

## 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


### Water Simulator

[App page](https://appshunter.io/ios/app/water-simulator-fluid-physics/id6757202722)

Experience realistic fluid physics with particle simulation. Tap to create streams, tilt your device to control gravity, and explore various fluid types. Offers a relaxing and immersive visual experience.

**Highlights:** Realistic fluid physics simulation, Touch interaction for particle spawning, Gyroscope control for gravity direction, Multiple fluid presets (water, honey, oil, mercury, lava), Haptic feedback for particle interaction, Real-time FPS display

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Weekly | $0.29 | per 7 days |
| Monthly | $0.99 | per month |
| Yearly | $9.99 | per year |


## Frequently asked questions

### Is [AR] Blob free?

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

### Is Water Simulator free?

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

### Which has better reviews, [AR] Blob or Water Simulator?

[AR] Blob is rated higher. [AR] Blob averages 4.6 out of 5 from 54 ratings, while Water Simulator averages 3.0 from 2 ratings.

### Do [AR] Blob or Water Simulator have ads?

Neither [AR] Blob nor Water Simulator shows ads.

### Which is updated more often, [AR] Blob or Water Simulator?

[AR] Blob ships an update every 2 months, and Water Simulator every 5 days. Most recently, [AR] Blob was updated on October 8, 2026 and Water Simulator on October 9, 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.*