# Internal Waves vs Liquid Is Fun

The clearest difference is iOS requirement: Internal Waves at 13.0 against Liquid Is Fun's 17.6. On price, review sentiment, update cadence and ads there is nothing between them.

Both are free to download. Internal Waves sells 2 in-app purchases, starting at $2.99 per month and Liquid Is Fun sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.

Internal Waves ships an update every 10 days, Liquid Is Fun fortnightly. The most recent releases landed on June 11, 2026 and September 11, 2026 respectively.

## The numbers

| Metric | Internal Waves | Liquid Is Fun |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[1.0 (1 ratings)](https://appshunter.io/ios/app/liquid-is-fun/id6755490072/reviews)** |
| Number of ratings | — | **1** |
| Positive reviews | 0.0% of reviews | 0.0% of reviews |
| In-app purchases | Yes | Yes |
| Ads | Yes | Yes |
| Update frequency | **Every 10 days** | Fortnightly |
| Monetization | Free with in-app purchases | Free with in-app purchases |
| Size | 133 MB | 6 MB |
| Requires iOS | **13.0** | 17.6 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Riley McKinnon](https://appshunter.io/developer/1824077312) | [Bhupesh Singh](https://appshunter.io/developer/1658100122) |

## What reviewers say

### Internal Waves

[App page](https://appshunter.io/ios/app/internal-waves-particle-flow/id6748045391)

Create interactive particle art that responds to touch and music. This mindfulness experience offers a calming way to express yourself with light and motion, perfect for relaxation or creative exploration. Features AR mode for painting in your real-world space.

**Highlights:** Interactive particle art creation, Music-reactive visuals, Augmented Reality (AR) mode, Multi-touch drawing, Customizable particle effects, Mindfulness and relaxation focus

**Features:** macOS Compatibility

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Particle Flow Premium–Monthly | $2.99 | per month |
| Particle Flow Premium – Yearly | $9.99 | per year |


### Liquid Is Fun

[App page](https://appshunter.io/ios/app/liquid-is-fun/id6755490072)

Immerse yourself in a calming liquid simulation. Interact with flowing, colorful fluids to create mesmerizing patterns and reduce stress. This app offers a visually soothing experience perfect for unwinding.

**Highlights:** Realistic liquid physics, Smooth fluid movement, Multiple colors and effects, Touch-based interaction, Stress relief visuals

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Premium User | $3.99 | one-time |


## Frequently asked questions

### Is Internal Waves free?

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

### Is Liquid Is Fun free?

Liquid Is Fun is free to download, with in-app purchases available.

### Do Internal Waves or Liquid Is Fun have ads?

Both Internal Waves and Liquid Is Fun show ads.

### Which is updated more often, Internal Waves or Liquid Is Fun?

Internal Waves ships an update every 10 days, and Liquid Is Fun fortnightly. Most recently, Internal Waves was updated on June 11, 2026 and Liquid Is Fun on September 11, 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.*