GTK - Guitar Toolkit
Jon Machtynger
About this app
- Age 10
- Updated Aug 19, 2025
- OS IOS
Editor reviews
GTK - Guitar Toolkit is a compact guitar education and practice app that combines a precision guitar tuner, responsive metronome, and an extensive chord and scale library to help players learn, practice, and perform. Key features include an accurate guitar tuner and metronome for reliable practice, an interactive chord and scale library with diagrams and audio examples, and song tools for chord transposition, backing tracks, and focused practice routines. Designed for beginners through advanced players, GTK offers intuitive workflows, quick song lookup, offline access to essential tools, and efficient practice tracking for faster progress in guitar lessons and music education.
Screenshots
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How to use:
1. Download the app from your store and open it, then create an account or continue as a guest to save preferences.
2. Tune your guitar using the Tuner: select string mode, pluck a string, and follow the pitch display; calibrate if needed.
3. Start a practice session: pick a chord or scale from the library, view the diagram and audio example, and set the metronome tempo.
4. Use song tools to import or create chord sheets, transpose keys or set a capo, and loop sections with backing tracks for focused repetition.
5. Track progress and explore lessons by saving favorites, reviewing practice history, and using lesson modules to target specific skills.