SoundBud: Chord & Key Finder
Master audio, video, podcast
About
This app analyzes audio to reveal musical details like key, BPM, and chords. It offers AI-powered tools for playing, practicing, and polishing audio, with features for music theory analysis and creation.
What's New in SoundBud
5.1.0
July 15, 2026
Now your video gets the studio treatment too! Drop in a video, get clean, platform-ready audio back, exported as video. New in this update: - Video in, video out: polish your voice and mix without leaving the app - Smarter mastering: SoundBud now detects voice vs music and sets the right chain automatically - Publish-readiness check: see if your take is ready for the platform, with clear reasons why - Tighten: strip long silences out of a voice recording in one tap - MIDI export: send your decoded chords straight to your DAW - A faster, cleaner Polish flow, plus UI fixes Thanks for creating with SoundBud. Feedback: soundbud.alpaconaudio.com/contact
MoreSubscription plans
SoundBud Premium (Monthly)
All 4 AI modes, advanced Polish suite, ad-free
FAQ
What can SoundBud analyze in a song?
SoundBud can analyze and detect the key, BPM, chord progression with timestamps, and time signature of any recorded or uploaded song. Premium features also include genre, instrument, and song recognition.
Does SoundBud have ads?
Yes, SoundBud contains advertisements. As a free application with in-app purchases, advertisements are part of the user experience.
What are the premium features of SoundBud?
Premium unlocks unlimited access to all AI modes, genre/instrument/song recognition, the full Play and Practice kit, advanced audio polishing tools, PDF export, and unlimited watermark-free video exports.
How does SoundBud help with practicing music?
SoundBud offers a Slow-Downer to adjust playback speed while preserving pitch, a Section Looper to repeat tricky phrases, and a metronome locked to playback, all designed to aid in learning and practice.
What audio formats can SoundBud import?
SoundBud supports importing MP3, WAV, M4A, FLAC, AAC, OGG, and AIFF audio files for analysis and editing.
What devices is SoundBud compatible with?
SoundBud is compatible with iPhones and iPods running iOS 15.1 or later.
How often is SoundBud updated?
The latest version of SoundBud is 5.0.1, and it was last updated on June 16, 2026. Updates typically bring new features and improvements.
Can I export my analyzed music from SoundBud?
Yes, you can export your audio as WAV or 320 kbps MP3. Premium users can also export a clean PDF lead sheet with chords, theory, and AI insights.