Best Music Key Finder Apps

3.9😐(87 ratings)

Free

Auto-Key | Music key detection screenshot 1

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Auto-Key | Music key detection screenshot 3

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Auto-Key | Music key detection screenshot 6

Instantly identify the musical key and scale of any audio source, from studio tracks to live instruments and vocals. Seamlessly sync detected keys with your computer's Digital Audio Workstation (DAW) for enhanced music production.

What We Love

👍 Accurate key detection (most of the time)
👍 Useful for learning songs
👍 Handy keyboard display for novice players
👍 Free to use (initially)
👍 Good for vocal production
👍 Integrates with Auto-Tune
👍 Simple and functional
👍 Scales feature is a great addition
👍 Works as advertised
👍 "The Gold Standard. Fast & No Frills."
👍 "Great app for making music !!!!"
👍 "Super helpful product, great job"
👍 "Excellent utility"
👍 "Tut was es soll" (Works as it should)
👍 "Parfait" (Perfect)
👍 "Klappt immer" (Always works)
👍 "Eine sehr gute App" (A very good app)
👍 "Great App."
👍 "Works as advertised."
👍 "Solid, User Friendly Key Detection App"
👍 "Amazing tool, much needed"

Room to Improve

🐛 Inconsistent key detection
🐛 Often gives wrong keys
🐛 Slow performance
🐛 Requires account creation after a few uses
🐛 Privacy concerns with data sharing
🐛 Account creation issues (buggy, can't access)
🐛 Low volume for built-in keyboard
🐛 Not recognizing modes other than major/minor
🐛 App becomes unusable without account
🐛 "Wrong Keys"
🐛 "No good results"
🐛 "Doesn’t work"
🐛 "So many questions"
🐛 "Was great, now not"
🐛 "Didn’t work for me"
🐛 "Waste of your time"
🐛 "Seems pretty handy for picking harmonica keys"
🐛 "What for?"
🐛 "Sign in to use"
🐛 "数回で" (Stopped working after a few times)
🐛 "Privacy thief"
🐛 "Truño" (Junk)
🐛 "Stinks"
🐛 "Em…"
🐛 "Works great, until…"
🐛 "This would be great if…"
🐛 "Does not work"
🐛 "Inconsistent key selection"
🐛 "The volume"
🐛 "Joke app"
🐛 "Seems random"
🐛 "I’m. It sure if it works because the piano scale volume is too low :/".
🐛 "Nothing to do"
🐛 "Requires login, does not support Sign in with Apple"
🐛 "About Auto-key"
🐛 "Not accurate at all unfortunately!"
🐛 "Not always right"
🐛 "Unusable"
🐛 "Da vergeht ein der Spaß" (The fun disappears with your subscription)
🐛 "The Redface" (Really good for key detection but…)
🐛 "heyhoob" (The volume)

KeyTuner by TimperLabs LLC

Precision Instrument Tuner

Strong Contender

4.7😊(1.7K ratings)

Free

This app offers precise chromatic tuning for a wide range of instruments with a clear, visual interface. It features advanced algorithms for accurate detection of notes, including those with overtones and vibrato, making it suitable for both tuning and intonation practice.

What We Love

🚀 Accurate and precise tuning
👍 Simple and user-friendly interface
🎨 Supports a variety of instruments
💰 Free with no ads
🔍 Detailed frequency and cents display
⚙️ Customizable settings and options

Room to Improve

🐛 Occasional issues with note recognition
🔊 Microphone sensitivity can be inconsistent
🔢 Limited support for alternate tunings/temperaments

Song Key Finder by nCore App Services

Find the key of music

Worth Considering

2.8(106 ratings)

FreeAdsIn-App Purchases

Identify the musical key of songs through microphone analysis, local audio files, or manual chord input. Results can be saved for later reference, and the app supports songs that change key mid-way.

More Music Key Finder apps to explore

KeyFinder

by Scoreless Music

Identify song keysBuilt-in piano keyboardNote confirmation

Identify the musical key of any song you're listening to. Use the integrated piano to play along and confirm notes, helping the app pinpoint the correct key. Explore music theory and learn to play songs in different keys.

(322)

Tone - Learn Perfect Pitch!

Learn perfect pitch!

Improve ear trainingLearn perfect pitchAdjustable difficulty levels

This app is a game designed to enhance your auditory skills and help you achieve perfect pitch. It offers various modes and customization options to suit different learning levels, from beginner to expert. Track your progress visually and compete with friends.

(10K)

Shazam: Find Music & Concerts

Identify Songs, Live Shows

Instant music identificationConcert discoveryOffline song recognition

Instantly identify music playing around you or in other apps. Discover nearby concerts, lyrics, and videos. Access your music history and get personalized recommendations.

(8.8M)

HzDetect Music Frequency Tuner

Find the frequency of any song

Detect music tuning frequencyShazam-powered song recognitionAnalyze frequency breakdown

Instantly discover the tuning frequency of music around you. This app uses song recognition and advanced analysis to reveal if a track is tuned to standard concert pitch or other frequencies, offering a new dimension to your listening experience.

🔧 Utilities

Hum, Sing & Find Any Song

Song Finder: SongRecog

Instant song recognitionIdentify by listeningIdentify by humming

Instantly identify songs by listening to a snippet, humming, or singing. This app recognizes music in seconds, providing the track's name without any guesswork. Enjoy finding the music you love with ease.

Pitch Pro Tuner & Metronome

Chromatic guitar + vocal tuner

Chromatic tuner for instruments and voiceMetronome with multiple sound optionsDetailed progress analytics

This app acts as a musical fitness coach, offering a chromatic tuner and metronome with detailed analytics. It helps users improve their playing or singing by charting progress and providing insights. Record, playback, and analyze performances with a live tuner view.

(2.7K)

Music in 2001

Bring Back Simplicity

Classic click wheel interfaceBrowse by artist, album, song, genre, playlistBackground playback

Relive the simplicity of early 2000s music players with a classic click wheel interface. Browse your library by artist, album, or song, and enjoy background playback with lock screen controls. The app syncs automatically from its Mac counterpart and functions entirely offline.

Ekkho: Music Offline Player

Local Music, EQ & Mood Player

Local music upload and managementAmbient light effects synced with musicCustomizable equalizer control

This app allows you to play your local music library offline with advanced sound customization. It offers ambient light and vibration effects to enhance your listening experience, creating a personal music space.

WaayFinder: Music Key Finder

(6)

ad-supported

Find the scale for any notes

$4.99

Input musical notes and discover all the keys and modes that fit, with the best matches listed first. Listen to scales, look up keys by name, and filter results by scale type. This tool helps musicians write melodies, pick chords, and create harmonies.

Finds matching keys and modesFilter by scale typeIntegrated audio playback

Audio to Spotify, Instantly

Instant song recognitionSeamless Spotify integrationYouTube playback option

Instantly identify songs playing around you with advanced audio recognition. Seamlessly open discovered tracks in Spotify or YouTube, and access detailed song information. Enjoy a user-friendly interface designed for efficient music discovery.

Ear training for everyone

Functional Ear Trainer

Recognize tones in musical key contextUnderstand note functionImprove transcription skills

Develop your musical ear by learning to recognize tones within the context of a specific musical key. This app helps you understand the function of each note, improving your ability to transcribe, improvise, and play music by ear. Suitable for all ages and skill levels, with just 10 minutes of daily practice.

(3.7K)

Key Finder - Analyze any scale

Detect a track’s key in 1s

$6.99

Instantly detect the musical key of your audio files with this offline utility. It analyzes tracks locally, offering results in various formats and allowing you to save key data to file tags. Organize your music library by key with fast, accurate harmonic analysis.

Fast audio analysisMultiple key formatsBatch processing

Song Identifier - Find Music

(3)

paid

Music Recognition, Find Lyrics

Identify songs in secondsView synchronized lyricsCreate custom ringtones

Instantly identify songs playing around you or from your device. Discover new music, view lyrics, and create custom ringtones. Build playlists and explore music history with a visual map.

(6)

Real-time key detectionSupports any song or melodyAdvanced pitch algorithms

Song Key Finder

Detect any musical key

$4.99

Identify the musical key of any song or melody by simply playing it into your device. This tool utilizes advanced algorithms to deliver accurate results, making it ideal for musicians, DJs, and transcribers.

Dodast: Sync Music Player

(5)

paid

Synced Media player

Synchronized playback across multiple phonesOffline music and video playerWi-Fi or hotspot connectivity

This app transforms multiple phones into a synchronized speaker system for offline music and video playback. It allows users to share audio and video experiences simultaneously across devices without needing a network connection, offering individual volume control for each participant.

Stream - Music Discovery

by Rize Labs LLC

Swipeable music feedAI-powered song suggestionsCurated music boxes

Discover new music tailored to your taste through a swipeable feed and AI-powered recommendations. Explore curated playlists and instantly add songs to your Apple Music library.

Cosmos : Offline Music Player

(4)

freemium

The open source alternative

Offline music playbackiCloud Drive synchronizationLocal file storage

This is a free, open-source music player for iOS that supports high-quality audio formats and offers dual storage options via iCloud Drive or local files. It features advanced playback controls, a graphic equalizer, and comprehensive artist information integration.

(36)