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Tonality: Music Theory

Tonality: Music Theory

🇯🇵 JP Localized
Bryce Hostetler
Music
Rating
★ 4.84128 ratings
Price
USD 7.99
Version
10.1.1
Size
110 MB
Age
4+
Released 2019-06-13First seen 2026-05-28App Store →

Screenshots

Tonality: Music Theory screenshot 1Tonality: Music Theory screenshot 2Tonality: Music Theory screenshot 3Tonality: Music Theory screenshot 4Tonality: Music Theory screenshot 5Tonality: Music Theory screenshot 6Tonality: Music Theory screenshot 7Tonality: Music Theory screenshot 8Tonality: Music Theory screenshot 9Tonality: Music Theory screenshot 10

Description

"Best music app tool I own, period!" "Never downloaded an app so fast in my life" "Excellent app for music theory. It is brilliantly supported by the developer who is continually updating it... The app is indispensable for the reference and learning of music theory." Tonality is the ultimate chord, scale, and general music reference tool for musicians of all skill levels. It allows you to explore a large database of chords and scales and comes with tons of MIDI/AUv3 functionality, including chord pads for composition and performance. NOTE: Tonality will always be a one-time purchase with free upgrades. All IAPs are for tips only. CHORDS: • Chord dictionary with over 1,000 chords for piano and guitar • Listen to a chord by tapping, or arpeggiate by swiping • Reverse search for chords using piano or fretboard • Identify chords from the microphone using a cutting-edge ML algorithm • Search for chords by root, quality, and/or extension • View different inversions and omittable notes • View related scales GUITAR CHORD CHARTS: • View charts for any chord • Supports multiple tunings and instruments (including custom tunings) • Generate voicings by criteria including fret range, number of fingers used, and finger stretch • Left-handed option SCALES: • Scale dictionary with over 1,000 scales • Search for scales by root and name, and filter by various tags • Reverse search for scales using piano or fretboard • View scale degrees and note names • View ascending and descending versions • View all modes and scale chords CIRCLE OF FIFTHS: • Interactive circle of fifths: view key signatures and scales for major and minor keys • Focus on diatonic chords in a given key and view Roman numeral analysis EAR TRAINING: • Learn to recognize notes, melodies, intervals, chords, and scales by ear! • After each session, view what gave you trouble and create a level with just those items • View detailed statistics about each training session and your training history MUSICAL TERMS DICTIONARY: • View musical terms and their definitions/illustrations • Tempo, symbol, articulation, dynamics, and more MUSICAL TYPING KEYBOARD: • Special keyboard for typing and previewing chord symbols • Works wherever iOS keyboard does - enable it from Settings->General->Keyboard->Keyboards->Add New Keyboard... ---- Includes 4 AUv3 MIDI Plugins! ---- CHORD/SCALE IDENTIFICATION: • View the names of the piano chords/scales you play in real time • Record identified chords and export as text/MIDI CHORD PADS: • Add chords via list, scale chords, fretboard, name, or MIDI input • Drag and drop to and from other apps or plugin instances • Full voicing control: edit individual notes' octaves and velocities • Grid sizes from 2x2 to 12x12 • Strum bar for performing arpeggios or individual notes • MIDI trigger mappable with MIDI learn capability • Automation parameters for footpedal control • CC mapping on XY axes • Multiple velocity sensitivity modes • Custom presets can be saved and shared across hosts • Patchstorage integration for community sharing • Export pad sets as MIDI/XML files • Import Scaler chord packs (XML) GRAND STAFF: • View MIDI input in a grand staff in real time • Detects chord names CIRCLE OF FIFTHS: • Control other apps with a circle-of-fifths layout • Modify inversion, octave, extensions, and bass notes on the fly • Auto-voice lead option CUSTOMIZATION/ADVANCED: • Create your own chords, scales, fingerings, ear training levels, and definitions • Show set theory information for any pitch class set, including Forte numbers, pitch constellations, and Tonnetze • Choose the playback instrument (load any .sf2 file) • Choose note naming (English or Solfège)

What's New

v10.1.1 · 2023-11-20

Chord/Scale AU: + Fixed scale playback in the identification audio unit

Details

Developer
Bryce Hostetler
Main Category
Music
Version
10.1.1
Version Release
2023-11-20
Initial Release
2019-06-13
Size
110 MB
Age Rating
4+
Price
USD 7.99
Languages
EN
Bundle ID
com.hostetlerapps.Tonality
Version Rating
★ 4.84 (128)
First Seen
2026-05-28

Metadata updated 2026-07-19

Rank History

Free · Max 90 days · Top 5 categories shown (Y-axis: rank, lower is better)

No rank history data

Free Rankings

2026-07-19

No rankings

Paid Rankings

2026-07-19

No rankings

User Reviews

Latest 10
★★★★★Sets the bar in such apps too high🇺🇸 US

Absolute gem. If only life was this good all the time. Doesn’t matter what skill level you are at, this is a must have app for anyone interested in learning or expanding their musical prowess. At $7.99, it’s a steal. Kudos to the developer of this app. On a scale of between one and five stars, I’d give it ⭐️⭐️⭐️⭐️⭐️⭐️⭐️⭐️⭐️⭐️. Edit on May 9, 2025 - The only small nitpicking I have with this app is the color scheme of the app itself. Black font on teal background on different options is extremely hard on my aging eyes. Other than that, the app is still a grand slam. 😊 Thanks for this wonderful app.

Athens Ga· 2025-05-09
★★★★Great App Feature Suggestion🇺🇸 US

Alright, so I have just started using tonality for chord generation in AUM and I gotta say I really like the simplicity and use for this feature. There is still so much for me to explore within the app. However, with the features I’ve tried so far, I do have one feature suggestion for the chord and scale note generators in this apps chord auv3. So, I have found it a bit frustrating that every time I switch the key my chords or notes are playing in on my pads that it causes my midi mappings to be reset. If there were an ability to simply set global midi mappings on pads within an instance of the auv3 version of the app that would be amazing! Overall, great product, do recommend so far, I would really enjoy this feature thing for streamlining my workflow! Thanks!

Scjr42· 2025-03-30
★★★★★Amazing🇺🇸 US

Such a comprehensive app for helping music theory education and ear training. Brings tears to my eyes to find apps like this.

eadsfacekillah· 2024-12-19
★★★★★Fantastic tool for theory🇺🇸 US

This is a great tool set for music theory. It also includes the AUv3 tools that are very useful. If you want to learn theory and also have practical tools to help you while you produce this is the best app of its kind.

yellow eyez· 2024-10-13
★★★★★Best music app. I love it even more than ireal🇺🇸 US

This is incredibly useful for songwriting and transcribing. I use it all the time for so many aspects of my musicianship. Yes, it even edges out ireal pro for all-around usefulness (and we love ireal Pro)

NW ears· 2024-05-11
★★★★★Worth Every Penny!🇺🇸 US

I know I reviewed this app already since I love it so much but didn’t see the review, so here we go again… this app is a full database of all the music theory you might need both generally or even more specifically for piano or guitar. If that wasn’t enough there are 4 AUv3 apps inside this one app. I use the app and the AU’s all the time. The chord pad Au is phenomenal. Completely customizable AU midi pads to setup and play instruments inside any DAW/Host on iOS. You can auto generate chords/notes from a scale or completely customize each pad, resize the grid, basically… all the features. The chord/scale identification is very helpful for figuring out what you’re playing or a midi file. The circle of fifths is another Au midi chord pad type app but based around the circle of fifths and chord inversions. This is one of the best bang for your buck apps on the App Store. You get so much useful knowledge and 4 Audio Units inside one app, for a very very fair price, considering how much is inside this thing. Can’t recommend it enough. Amazing. Cheers!

cmruko· 2024-04-07
★★★★★The best! The best! The best!🇺🇸 US

The Greatest! You’re a definite beautiful good soul! I know some might wonder, But, You, My Dear, Friend, Brother, Patron, Have Done This Godforsaken Cruel World a Favour, That is unparalleled. I pray for your eternal blissful life and a very content and loving journey towards the void. Love you, I truly Do.

Deathrow Inmates· 2024-03-02
★★★★★Very good program🇺🇸 US

This program is proving very useful to me. It’s very interactive and well thought through. Yes it is 5 stars and I would give six if I could. One of the best music theory apps in my opinion.

Jeffnva· 2023-11-12
★★★★Just downloaded this, Its great👌🇺🇸 US

Btw, if the AUV3 version of this app don’t show up in AUM, just delete Tonality and reinstall and it should appear. Edit: 03/03/23 App not showing in AUM I’m having issues with the app showing up in AUM after the latest update. I deleted and downloaded it a couple of times like the first time I got this app and its doing nothing.

Prod Morningstar· 2023-03-04
★★★★★Prior version deeper than I could handle, NOW it’s at my level🇺🇸 US

Wanted to update my review. Previously, as a Garageband user, I didn’t feel I could get a lot out of the app. I appreciated it for what it could do, it just couldn’t do much for me. Now, I feel like I have access to an infinite midi pack. :) While the learning curve is still a little over my head, being able to hear audio from the app via Soundfonts is a game changer for me and the midi export means I can create a progression using chords that SOUND like I want and bring those into Garageband. I’m probably not making full use of the app as I don’t use AUM and I don’t perform, but I just created my first beat in Garageband using chords from the app and I’m happy! UPDATE: I used Chord ID on a tune I’d tried in other tools (Stir & Mix, Scratchin’ Melodii). Other tools couldn’t quite result in a collection of notes that sounded like what I was hearing (especially on 5 and 6 of the progression). Chord ID actually captured some critical discordant notes which finally matched the sound I hear. I know this may not be the expected use case for this tool, but I look forward to trying it on other tunes other apps couldn’t handle :)

A. Toonguy· 2023-02-06

Reviews are collected only for apps with detected changes (new entries or sharp risers).