# Tonality Visualizer vs Metric

The clearest difference is in-app purchases: Tonality Visualizer at none against Metric's 1. Tonality Visualizer also leads on update cadence (fortnightly vs monthly). On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. Metric sells 1 one-off in-app purchase. Tonality Visualizer asks for nothing beyond the download.

Tonality Visualizer ships an update fortnightly, Metric monthly. The most recent releases landed on October 7, 2026 and October 11, 2026 respectively.

## The numbers

| Metric | Tonality Visualizer | Metric |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | **Fortnightly** | Monthly |
| Size | 39 MB | 12 MB |
| Requires iOS | 18.6 | **17.6** |
| Devices | iPhone, iPad | **iPhone, iPad, Mac** |
| Age rating | 4+ | 4+ |
| Developer | [Yusuke Yoshida](https://appshunter.io/developer/1846366607) | [GITC](https://appshunter.io/developer/1839082765) |

## What reviewers say

### Tonality Visualizer

[App page](https://appshunter.io/ios/app/tonality-visualizer/id6754036478)

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

**In-app purchases:** none


### Metric

[App page](https://appshunter.io/ios/app/metric/id6757522050)

**Features:** Vision Pro support

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Full Access | $9.99 | one-time |


## Frequently asked questions

### Is Tonality Visualizer free?

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

### Is Metric free?

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

### Do Tonality Visualizer or Metric have ads?

Neither Tonality Visualizer nor Metric shows ads.

### Which is updated more often, Tonality Visualizer or Metric?

Tonality Visualizer ships an update fortnightly, and Metric monthly. Most recently, Tonality Visualizer was updated on October 7, 2026 and Metric on October 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.*