# BloopKeys

> Music Theory MIDI Keyboard

Canonical page: [https://chrome-stats.com/d/id6689494178](https://chrome-stats.com/d/id6689494178)

## Overview

- **ID:** `id6689494178`
- **Platform:** Apple
- **Type:** Apple app
- **Status:** Available
- **Publisher:** Joel Stephen Birchler
- **Category:** Music
- **Rating:** 4.80 / 5 (4 ratings)
- **Version:** 1.0.4
- **Last updated:** 2025-01-04
- **First published:** 2024-10-30
- **Size:** 3.99 MB
- **Data as of:** 2026-09-20
- **Store listing:** [Apple App Store](https://apps.apple.com/us/app/bloopkeys/id6689494178)
- **Website:** [https://joelbirchler.com/bloopkeys](https://joelbirchler.com/bloopkeys)
- **Privacy policy:** [https://joelbirchler.com/privacy](https://joelbirchler.com/privacy)

## Description

A simple tool for musicians that helps you find all of the right notes in the right key. Use the built-in synth sounds or send MIDI output to hardware synths or your DAW.

Helps you answer:
* What notes are in this key?
* What keys have these notes?
* What chords are in this key?

Features:
* Three built-in synth presets (mallets, horns, and a fuzzy synth)
* MIDI out over USB or network
* Supports 30+ scales including diatonic, pentatonic, blues, bebop, and more!
* Filter notes to a selected key/scale
* Find keys with selected notes
* Chord pads for easy chord playing
* Roman numeral analysis

## Rankings

- #498,459 — Overall

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Source: [Chrome-Stats](https://chrome-stats.com/d/id6689494178)