GTB Guitar Chords is made and published by YILI CHO. AppBrain is an independent app data site and isn't affiliated with YILI CHO. The app name, icon, screenshots and description belong to YILI CHO and are shown as published on the App Store.
AppBrain's verdict
- Rating on App Store
- 5.00
- 1 ratings
- Last updated
- October 5, 2026
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Releases
Updates seen on the App Store- Version
- 1.1.0
- Launched
- April 2026
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Technology
Found in the app by AppBrain- Price
- Free
- App size
- 8.29 MB
- Content rating
- Everyone
Technologies used by GTB Guitar Chords
About the app and developer
About GTB Guitar Chords
GTB Guitar Chords is a music app developed by YILI CHO.
User Ratings
GTB Guitar Chords is rated 5.00 out of 5 stars. The rating is based on one rating ratings.
App Information
GTB Guitar Chords is freely available from the App Store. The app size is 8.29 MB. The latest version available is 1.1.0. The last update was on October 5, 2026.
Technical Requirements
The app has a content rating of Everyone. The app has been available on the App Store since April 2026.
Developer information for YILI CHO
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Store listing
By YILI CHO, from the App Store
Description by YILI CHO Written by the developer, not by AppBrain. Click to read.
GTB Chords is the modern guitar reference app for guitarists who want to learn faster, play smarter, and understand the music they love.
Whether you're a beginner picking up your first chords or an intermediate player exploring jazz voicings, GTB Chords gives you a clean, distraction-free way to look things up — fast.
WHAT'S INSIDE
▸ Chord Library
Browse 45 chord qualities — from basic major and minor to seventh, ninth, eleventh, and thirteenth extensions. See up to 8 different voicing for every chord, from open position to the upper frets. Toggle between fingering numbers and note names to learn what you're playing.
▸ Scale Reference
Explore 6 essential scales — Major, Natural Minor, Major Pentatonic, Minor Pentatonic, Blues, and Harmonic Minor. See the formula, intervals, and notes in any key.
▸ Modes
Master all seven modes of the major scale — Ionian, Dorian, Phrygian, Lydian, Mixolydian, Aeolian, and Locrian. Understand the parent key, formula, and the unique character of each mode.
▸ Circle of 5ths
An interactive circle of fifths with major keys, relative minors, and key signatures. Tap any segment to see how keys relate to each other.
▸ Diatonic Chords
Pick a key, choose major or minor, and instantly see the seven chords that belong to that scale — perfect for songwriting and understanding chord progressions.
▸ Fretboard Explorer
Tap any note on a 15-fret guitar neck to highlight every position of that note across all six strings. The fastest way to learn the fretboard.
▸ Metronome
A simple, accurate metronome with adjustable BPM and time signatures. Practice with rhythm.
WHY GTB CHORDS
- Designed for clarity — no clutter, no upsells, no distractions.
- Works completely offline — no account required, no data collected.
- Native SwiftUI — fast, responsive, beautiful on any iPhone or iPad.
- Built by a guitarist, for guitarists.
PERFECT FOR
- Beginners learning their first chord shapes
- Intermediate players exploring extended harmony
- Songwriters figuring out chord progressions
- Teachers needing a clean reference for lessons
- Anyone who loves the guitar and music theory
GTB Chords is free to download and use, supported by occasional ads.
Questions or feedback? Email: cylcode@icloud.com