# Trebl vs NoteReader

The clearest difference is monetization model: Trebl at free against NoteReader's free with in-app purchases. Trebl also leads on ratings volume (4 vs 1) and iOS requirement (9.3 vs 17.0). On price, rating and in-app purchases there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

On the App Store both sit at effectively the same score — 5.0 for Trebl against 5.0 for NoteReader. Both are backed by a comparable volume of ratings — 4 and 1 respectively.

## The numbers

| Metric | Trebl | NoteReader |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [5.0 (4 ratings)](https://appshunter.io/ios/app/trebl/id1139420984/reviews) | [5.0 (1 ratings)](https://appshunter.io/ios/app/notereader-sight-reading/id6760937951/reviews) |
| Number of ratings | **4** | 1 |
| In-app purchases | No | No |
| Ads | — | Yes |
| Update frequency | — | Daily |
| Monetization | **Free** | Free with in-app purchases |
| Size | 14 MB | 6 MB |
| Requires iOS | **9.3** | 17.0 |
| Devices | — | **iPhone** |
| Age rating | 4+ | 4+ |
| Developer | [Samraj Kalkat](https://appshunter.io/developer/1139420983) | [BYNET](https://appshunter.io/developer/1811735131) |

## What reviewers say

### Trebl

[App page](https://appshunter.io/ios/app/trebl/id1139420984)

Easily read sheet music by hearing notes played or visualizing them on a guitar or piano. This app helps musicians save time by quickly identifying correct notes and exploring variations.

**Highlights:** Hear selected notes played, Visualize notes on guitar fretboard, Visualize notes on piano keys, Select single or multiple notes, Switch between sharps and flats, Show/hide fretboard segments

**In-app purchases:** none


### NoteReader

[App page](https://appshunter.io/ios/app/notereader-sight-reading/id6760937951)

This app helps you master music sight-reading with an interactive quiz. Identify notes on the musical staff as quickly as possible to improve your speed and accuracy. It's designed for musicians of all levels looking to enhance their fundamental music skills.

**Highlights:** Interactive note recognition quiz, Treble and Bass clef support, Multiple difficulty levels, Real-time staff notation, Audio playback of notes, Score and rank system, Progress tracking

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

**In-app purchases:** none


## Frequently asked questions

### Is Trebl free?

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

### Is NoteReader free?

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

### Which has better reviews, Trebl or NoteReader?

Trebl and NoteReader are both rated 5.0 out of 5 on the App Store, from 4 and 1 ratings respectively.

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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.*