# Notte vs Signal Scope Studio

The clearest difference is in-app purchases: Notte at none against Signal Scope Studio's 1. Notte also leads on iOS requirement (17.0 vs 26.2). Signal Scope Studio's advantage is update cadence (every 9 days vs monthly). On price, ads and device support there is nothing between them.

Both are free to download. Signal Scope Studio sells 1 one-off in-app purchase. Notte asks for nothing beyond the download.

Notte ships an update monthly, Signal Scope Studio every 9 days. The most recent releases landed on October 31, 2026 and October 24, 2026 respectively.

## The numbers

| Metric | Notte | Signal Scope Studio |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Monthly | **Every 9 days** |
| Monetization | Free | — |
| Size | 6 MB | 14 MB |
| Requires iOS | **17.0** | 26.2 |
| Devices | **iPhone, iPad, Mac** | iPhone, iPad |
| Age rating | 17+ | 4+ |
| Developer | [Sebastian Nicosia](https://appshunter.io/developer/6780140760) | [Koji Hasegawa](https://appshunter.io/developer/1125823867) |

## What reviewers say

### Notte

[App page](https://appshunter.io/ios/app/notte-accessibility/id6789895424)

This tool enhances web accessibility by offering customizable dark mode and a suite of visual adjustments for low vision users. It allows per-site settings for contrast, brightness, text size, and more, all while preserving natural image colors.

**Highlights:** High-contrast dark mode, Per-site visual adjustments, Adjustable contrast and brightness, Customizable text size and spacing, Dyslexia-friendly font option, Link emphasis and focus outline, Reduced motion for animations

**Features:** Safari Extension, Vision Pro support

**In-app purchases:** none


### Signal Scope Studio

[App page](https://appshunter.io/ios/app/signal-scope-studio/id6801408561)

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

**In-app purchases (1)**

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


## Frequently asked questions

### Is Notte free?

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

### Is Signal Scope Studio free?

Signal Scope Studio is free to download, with in-app purchases available.

### Do Notte or Signal Scope Studio have ads?

Neither Notte nor Signal Scope Studio shows ads.

### Which is updated more often, Notte or Signal Scope Studio?

Notte ships an update monthly, and Signal Scope Studio every 9 days. Most recently, Notte was updated on October 31, 2026 and Signal Scope Studio on October 24, 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.*