# GrandScore vs Tonality Visualizer

The clearest difference is in-app purchases: Tonality Visualizer at none against GrandScore's 1. Tonality Visualizer also leads on iOS requirement (18.6 vs 26.0). GrandScore's advantage is update cadence (weekly vs fortnightly). On price, ads and device support there is nothing between them.

Both are free to download. GrandScore sells 1 in-app purchase, starting at $5.99 per month. Tonality Visualizer asks for nothing beyond the download.

GrandScore ships an update weekly, Tonality Visualizer fortnightly. The most recent releases landed on September 22, 2026 and September 20, 2026 respectively.

## The numbers

| Metric | GrandScore | Tonality Visualizer |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | **Weekly** | Fortnightly |
| Size | 28 MB | 1 MB |
| Requires iOS | 26.0 | **18.6** |
| Devices | **iPhone, iPad, Vision Pro** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Prescend, Inc.](https://appshunter.io/developer/1140837317) | [Yusuke Yoshida](https://appshunter.io/developer/1846366607) |

## What reviewers say

### GrandScore

[App page](https://appshunter.io/ios/app/grandscore/id6479527875)

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Premium Plan | $5.99 | per month |


### Tonality Visualizer

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

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

**In-app purchases:** none


## Frequently asked questions

### Is GrandScore free?

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

### Is Tonality Visualizer free?

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

### Do GrandScore or Tonality Visualizer have ads?

Neither GrandScore nor Tonality Visualizer shows ads.

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

GrandScore ships an update weekly, and Tonality Visualizer fortnightly. Most recently, GrandScore was updated on September 22, 2026 and Tonality Visualizer on September 20, 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.*