# Knob Lab vs Bluetooth Midi Controller

The clearest difference is in-app purchases: Bluetooth Midi Controller at none against Knob Lab's 4. Knob Lab's advantage is update cadence (every 5 months vs every 33 months) and iOS requirement (15.0 vs 18.6). On price, rating, ratings volume and ads there is nothing between them.

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

On the App Store both sit at effectively the same score — 4.3 for Knob Lab against 4.2 for Bluetooth Midi Controller. Both are backed by a comparable volume of ratings — 12 and 5 respectively.

Knob Lab ships an update every 5 months, Bluetooth Midi Controller every 33 months. The most recent releases landed on October 1, 2026 and September 20, 2026 respectively.

## The numbers

| Metric | Knob Lab | Bluetooth Midi Controller |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.3 (12 ratings)](https://appshunter.io/ios/app/knob-lab/id727466234/reviews)** | [4.2 (5 ratings)](https://appshunter.io/ios/app/bluetooth-midi-controller/id1526023688/reviews) |
| Number of ratings | **12** | 5 |
| Positive reviews | 91.7% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | **Every 5 months** | Every 33 months |
| Monetization | Free with in-app purchases | **Free** |
| Size | 66 MB | 5 MB |
| Requires iOS | **15.0** | 18.6 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Uri Nachmias](https://appshunter.io/developer/316332139) | [pablo lopez](https://appshunter.io/developer/1502022592) |

## What reviewers say

### 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 |


### Bluetooth Midi Controller

[App page](https://appshunter.io/ios/app/bluetooth-midi-controller/id1526023688)

Transform your iOS or iPadOS device into a wireless MIDI controller. Seamlessly manage your favorite DAWs, instruments, and effects on iOS, iPadOS, and desktop via Bluetooth LE. Offers extensive fader control for precise adjustments.

**Highlights:** Wireless MIDI control, Bluetooth Low Energy support, Up to 64 faders (128 on iPad), Control DAWs, instruments, and effects, iOS and iPadOS compatible

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Knob Lab free?

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

### Is Bluetooth Midi Controller free?

Bluetooth Midi Controller is free to download, with no in-app purchases.

### Which has better reviews, Knob Lab or Bluetooth Midi Controller?

Knob Lab is rated higher. Knob Lab averages 4.3 out of 5 from 12 ratings, while Bluetooth Midi Controller averages 4.2 from 5 ratings.

### Do Knob Lab or Bluetooth Midi Controller have ads?

Neither Knob Lab nor Bluetooth Midi Controller shows ads.

### Which is updated more often, Knob Lab or Bluetooth Midi Controller?

Knob Lab ships an update every 5 months, and Bluetooth Midi Controller every 33 months. Most recently, Knob Lab was updated on October 1, 2026 and Bluetooth Midi Controller on September 20, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*