# Fizzik vs Harmonograph

The clearest difference is in-app purchases: Harmonograph at none against Fizzik's 2. Fizzik's advantage is ads (none vs shown) and update cadence (every 5 days vs every 10 days). On price, device support and iOS requirement there is nothing between them.

Both are free to download. Fizzik sells 2 in-app purchases, starting at $6.99 per month. Harmonograph asks for nothing beyond the download.

Fizzik ships an update every 5 days, Harmonograph every 10 days. The most recent releases landed on October 16, 2026 and October 18, 2026 respectively.

## The numbers

| Metric | Fizzik | Harmonograph |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | **No** |
| Ads | **No** | Yes |
| Update frequency | **Every 5 days** | Every 10 days |
| Size | 7 MB | 4 MB |
| Requires iOS | 18.0 | **17.0** |
| Devices | **iPhone, iPad** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Daitoku Corp.](https://appshunter.io/developer/1735375196) | [Takashi Nemoto](https://appshunter.io/developer/6790828928) |

## What reviewers say

### Fizzik

[App page](https://appshunter.io/ios/app/fizzik/id6791336629)

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Fizzik Pro Monthly | $6.99 | per month |
| Fizzik Pro Yearly | $59.99 | per year |


### Harmonograph

[App page](https://appshunter.io/ios/app/harmonograph-pendulum-art/id6794857269)

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

**In-app purchases:** none


## Frequently asked questions

### Is Fizzik free?

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

### Is Harmonograph free?

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

### Do Fizzik or Harmonograph have ads?

Harmonograph shows ads; Fizzik does not.

### Which is updated more often, Fizzik or Harmonograph?

Fizzik ships an update every 5 days, and Harmonograph every 10 days. Most recently, Fizzik was updated on October 16, 2026 and Harmonograph on October 18, 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.*