# GoBlob vs Water Simulator

The clearest difference is in-app purchases: GoBlob at none against Water Simulator's 3. GoBlob also leads on update cadence (daily vs every 5 days) and iOS requirement (12.0 vs 18.0). 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. GoBlob asks for nothing beyond the download.

GoBlob ships an update daily, Water Simulator every 5 days. The most recent releases landed on October 15, 2026 and October 23, 2026 respectively.

## The numbers

| Metric | GoBlob | Water Simulator |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[3.0 (2 ratings)](https://appshunter.io/ios/app/water-simulator-fluid-physics/id6757202722/reviews)** |
| Number of ratings | — | **2** |
| Positive reviews | — | 0.0% of reviews |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | **Daily** | Every 5 days |
| Monetization | — | Free with in-app purchases |
| Size | 118 MB | 8 MB |
| Requires iOS | **12.0** | 18.0 |
| Devices | **iPhone, iPod** | iPhone |
| Age rating | 9+ | 4+ |
| Developer | [Alvin Reyvaldo](https://appshunter.io/developer/1773724532) | [Adam Doherty](https://appshunter.io/developer/1838643162) |

## What reviewers say

### GoBlob

[App page](https://appshunter.io/ios/app/goblob/id6749352221)

**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 GoBlob free?

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

### Is Water Simulator free?

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

### Do GoBlob or Water Simulator have ads?

Neither GoBlob nor Water Simulator shows ads.

### Which is updated more often, GoBlob or Water Simulator?

GoBlob ships an update daily, and Water Simulator every 5 days. Most recently, GoBlob was updated on October 15, 2026 and Water Simulator on October 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.*