# Fluid Simulation vs Please Waiter

The clearest difference is in-app purchases: Please Waiter at none against Fluid Simulation's 3. Please Waiter also leads on ads (none vs shown). Fluid Simulation's advantage is update cadence (every 2 days vs every 4 months) and device support (3 vs 1). On price and iOS requirement there is nothing between them.

Both are free to download. Fluid Simulation sells 3 one-off in-app purchases. Please Waiter asks for nothing beyond the download.

Fluid Simulation ships an update every 2 days, Please Waiter every 4 months. The most recent releases landed on October 31, 2026 and October 25, 2026 respectively.

## The numbers

| Metric | Fluid Simulation | Please Waiter |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.9 (90K ratings)](https://appshunter.io/ios/app/fluid-simulation-antistress/id1443124993/reviews)** | — |
| Number of ratings | **90K** | — |
| Positive reviews | 96.2% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | Yes | **No** |
| Update frequency | **Every 2 days** | Every 4 months |
| Monetization | Free with in-app purchases | — |
| Size | 70 MB | 3 MB |
| Requires iOS | **15.0** | 16.0 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Pavel Dobryakov](https://appshunter.io/developer/1443124992) | [Darius Dubickas](https://appshunter.io/developer/1727702341) |

## What reviewers say

### Fluid Simulation

[App page](https://appshunter.io/ios/app/fluid-simulation-antistress/id1443124993)

Experience a calming and mesmerizing visual journey that helps relieve anxiety and stress. Interact with swirling fluids and vibrant colors to create a sense of peace and well-being.

**Highlights:** Mesmerizing fluid dynamics simulation, Stress and anxiety relief, Intuitive touch controls, Customizable settings and presets, High-quality visuals and animations, Satisfying and engaging experience

**Features:** macOS Compatibility, Family Sharing

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Fluid Simulation | $3.69 | one-time |
| Fluid Simulation | $23.00 | one-time |
| Fluid Simulation | $33.00 | one-time |

**What reviewers like**

- 🌈 Beautiful and mesmerizing visuals
- 🧘‍♀️ Calming and relaxing experience
- 👍 Intuitive and easy to use
- 🎨 Customizable settings and presets
- ⭐️ High-quality graphics and animations

**What reviewers complain about**

- 💰 Premium features locked behind paywall
- 🔒 Limited customization options in free version
- 🐛 Occasional crashes or performance issues
- 📱 Smaller screen size can make controls tricky

**Reported bugs**

- Subscription issues and inability to access premium features
- Crashes or freezes when changing certain settings

**Requested features**

- Ability to save and share custom presets
- Option to change background color
- Slower animation speed for more control
- Integration with music or audio playback
- Support for larger screens and TVs


### Please Waiter

[App page](https://appshunter.io/ios/app/please-waiter/id6757006367)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Fluid Simulation free?

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

### Is Please Waiter free?

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

### Do Fluid Simulation or Please Waiter have ads?

Fluid Simulation shows ads; Please Waiter does not.

### Which is updated more often, Fluid Simulation or Please Waiter?

Fluid Simulation ships an update every 2 days, and Please Waiter every 4 months. Most recently, Fluid Simulation was updated on October 31, 2026 and Please Waiter on October 25, 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.*