# Right Note vs Knob Lab

The clearest difference is in-app purchases: Right Note at none against Knob Lab's 4. Right Note also leads on rating (4.6 vs 4.3) and update cadence (every 2 months vs every 5 months). On price, review sentiment, ads and device support there is nothing between them.

Both are free to download. Knob Lab sells 4 one-off in-app purchases. Right Note asks for nothing beyond the download.

Right Note holds the better App Store score, 4.6 against 4.3. Both are backed by a comparable volume of ratings — 39 and 12 respectively. Written reviews point the same way: 92% of Right Note's written reviews are positive against 85% of Knob Lab's.

Right Note ships an update every 2 months, Knob Lab every 5 months. The most recent releases landed on October 16, 2026 and October 13, 2026 respectively.

## The numbers

| Metric | Right Note | Knob Lab |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.6 (39 ratings)](https://appshunter.io/ios/app/right-note-ear-trainer/id427276222/reviews)** | [4.3 (12 ratings)](https://appshunter.io/ios/app/knob-lab/id727466234/reviews) |
| Number of ratings | **39** | 12 |
| Positive reviews | **91.9% of reviews** | 84.6% of reviews |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | **Every 2 months** | Every 5 months |
| Monetization | **Free** | Free with in-app purchases |
| Size | 23 MB | 66 MB |
| Requires iOS | **3.1** | 15.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Orange Qube](https://appshunter.io/developer/427276225) | [Uri Nachmias](https://appshunter.io/developer/316332139) |

## What reviewers say

### Right Note

[App page](https://appshunter.io/ios/app/right-note-ear-trainer/id427276222)

This educational app helps musicians develop their ear for intervals, pitch, and melody. It offers customizable exercises, microphone recognition for playing along with an instrument, and detailed feedback on mistakes.

**Highlights:** Interval recognition, Pitch recognition, Melody recognition, Microphone recognition, Customizable settings, Learn from mistakes, Intervals in context

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

**In-app purchases:** none


### Knob Lab

[App page](https://appshunter.io/ios/app/knob-lab/id727466234)

This application transforms your iOS device into a versatile MIDI controller. It allows you to manage various DAWs and music software remotely via USB, WiFi, or Bluetooth. Create intricate control setups with a single rotary knob, affecting multiple MIDI destinations simultaneously.

**Highlights:** Remote DAW control, USB, WiFi, Bluetooth connectivity, Virtual MIDI support, Audiobus integration, Complex control mapping, iPad support, MIDI logger

**Features:** Vision Pro support

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Two Knob Layout | $0.99 | one-time |
| Four/Six Knob Layout | $0.99 | one-time |
| Nine/Twelve knob layout. | $0.99 | one-time |
| Unlock all layouts | $1.99 | one-time |


## Frequently asked questions

### Is Right Note free?

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

### Is Knob Lab free?

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

### Which has better reviews, Right Note or Knob Lab?

Right Note is rated higher. Right Note averages 4.6 out of 5 from 39 ratings, while Knob Lab averages 4.3 from 12 ratings.

### Do Right Note or Knob Lab have ads?

Neither Right Note nor Knob Lab shows ads.

### Which is updated more often, Right Note or Knob Lab?

Right Note ships an update every 2 months, and Knob Lab every 5 months. Most recently, Right Note was updated on October 16, 2026 and Knob Lab on October 13, 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.*