# Internal Waves vs Pebble

The clearest difference is ads: Pebble at none against Internal Waves's shown. Internal Waves's advantage is update cadence (every 10 days vs monthly) and iOS requirement (13.0 vs 15.0). On price, in-app purchases and device support there is nothing between them.

Both are free to download. Internal Waves sells 2 in-app purchases, starting at $2.99 per month and Pebble sells 2 in-app purchases, starting at $17.99 per month. Whichever you choose, the download price is not the number that matters.

Internal Waves ships an update every 10 days, Pebble monthly. The most recent releases landed on November 5, 2026 and October 28, 2026 respectively.

## The numbers

| Metric | Internal Waves | Pebble |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[2.0 (1 ratings)](https://appshunter.io/ios/app/internal-waves-particle-flow/id6748045391/reviews)** | — |
| Number of ratings | **1** | — |
| Positive reviews | 0.0% of reviews | — |
| In-app purchases | Yes | Yes |
| Ads | Yes | **No** |
| Update frequency | **Every 10 days** | Monthly |
| Monetization | Free with in-app purchases | — |
| Size | 133 MB | 80 MB |
| Requires iOS | **13.0** | 15.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Riley McKinnon](https://appshunter.io/developer/1824077312) | [RENE HOLST LARSEN](https://appshunter.io/developer/1831229978) |

## 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 |


### Pebble

[App page](https://appshunter.io/ios/app/pebble-calm-visual-schedule/id6749574023)

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Pebble Kids (Monthly) | $17.99 | per month |
| Pebble Kids (Annual) | $119.99 | per year |


## Frequently asked questions

### Is Internal Waves free?

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

### Is Pebble free?

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

### Do Internal Waves or Pebble have ads?

Internal Waves shows ads; Pebble does not.

### Which is updated more often, Internal Waves or Pebble?

Internal Waves ships an update every 10 days, and Pebble monthly. Most recently, Internal Waves was updated on November 5, 2026 and Pebble on October 28, 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.*