17 minScaler 3
Scaler Music$19.99
Chord detection, progression building and MIDI arranging for iPad
SequencerNotationMIDIiPadOSiOSmacOS
Notation apps (14)
Score writers, chord finders, scale tools and ear training.
14 notation and theory for iPhone and iPad, every one with a full hands-on video demonstration, priced from $4.99 to $19.99, 5 of them free. Prices are checked against the App Store rather than taken from the videos. There are no ratings or rankings here: watch the demo and judge for yourself.
Every notation app in Jade's demos, on iOS, iPadOS and desktop, updated through 2026.Narrow this list by platform, instrument or price.
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17 min
60 minInky AUv3
Scale Degrees$4.99
Scale-based chord generator and arpeggiator that sends MIDI only
SequencerNotationMIDIiPadOSmacOS
34 minHarmonicc
Cem Olcay$5.99
Chord sequencer that picks progressions from emoji faces
SequencerMIDINotationiOSiPadOSmacOS
37 minSuggester 2
Mathieu RouthierFree, $24.99 unlock
Chord progression builder with scales, voicings and MIDI export
NotationSequencerMIDIiOSiPadOSmacOS
61 minDemo: Songwriting Studio
Demo MusicFree, $5.99 monthly subscription
Songwriting sketchpad with chord progressions, lyrics and vocal recording
DAWNotationiOSiPadOS
64 minScaler EQ
Scaler Plugin$12.99
Parametric EQ whose bands follow the notes of a detected scale
EQMixingMasteringNotationiOSiPadOS
94 minChord ai
Nomad AI OUFree, $5.99 monthly, $34.99 yearly or $74.99 one time
Chord, key, tempo and lyric detection for any song you load
NotationAudio editoriOSiPadOSmacOS
59 minIn Theory
Cem Olcay$4.99
Interval based MIDI keyboard that plays scale steps instead of notes
MIDISequencerNotationiOSiPadOS
68 minMIDImorphosis 2
Secret Base Design$9.99
Guitar to MIDI pitch tracking with tuner, tone scope and tablature
MIDIUtilityNotationiOSiPadOS
89 minYouCompose
Elstar$12.99
AI assistant that composes and harmonizes orchestral and jazz scores
NotationSequencerMIDIiOSiPadOSmacOS
83 minProgressions
4Pockets$14.99
Chord generator building progressions from a root note and a mode
SequencerNotationMIDIiOSiPadOS
108 minScaler 2
Scaler MusicFree, $18.99 unlock
Chord and progression workstation with key detection, key lock and performances
SequencerNotationMIDIiOSiPadOS
59 minChordBud 2
Cem Olcay$5.99
MIDI chord sequencer built on a scale grid and timeline
SequencerMIDINotationiOSiPadOS
57 minFile Converter
Ice Cold AppsFree, in-app purchases
Cloud converter for audio, video, images, documents and MIDI
UtilityMIDINotationiOSiPadOS