Life & fun · alternatives · 2026
24 alternatives to String Theory Pro
Chords & Scales in Every Key and Mode for Guitar, Bass, Uke
Below are 24 products that do a similar job, ranked by how close each is in meaning and then by launch-day votes. Prices are shown for the 1 we have checked on their own sites, 1 of them free or with a free tier.
- 1
Play a free virtual guitar online with your keyboard or by touch. Slow songs down and see every chord, string and strum. Acoustic, classic, electric and bass.
10d ago · guitoro.com · its alternatives →
- 2
python framework for creating music applications. Contribute to synestematic/kord development by creating an account on GitHub.
2020 · github.com · its alternatives →
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A free, open source, music theory explorer for guitarists. Discover how scales and modes map to the fretboard and how chords work within scales.
2018 · guitardashboard.com · its alternatives →
- 5
FretVisualizer.com: Understand Your Fretboard, Visually
2025 · fretvisualizer.com · its alternatives →
- 6HT
An interactive audio guide with guitars and a little music theory.
2018 · mathisonian.github.io · its alternatives →
- 7
ChordIQ▲103Learn notes, chords, sight reading, perfect pitch and more.
2020 · songtive.com · its alternatives →
- 8
- 9SH
2019 · scale-heaven.com · its alternatives →
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Learn guitar chords, scales and notes with games
2021 · apps.apple.com · its alternatives →
- 13
Harmopark is a browser-based music tool that can be used for different purposes, ranging from visually grasping harmony concepts to playing around with chord progressions.
2019 · harmopark.app · its alternatives →
- 14
LightNote▲242An interactive site to learn the basics of music theory 🎶
2016 · lightnote.co · its alternatives →
- 15
Searchable library of over 6000 different scales
2020 · solfej.io · its alternatives →
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This started out when I vibe-coded a guitar scale fingering generator. It came out pretty good, and I started adding stuff to it: chords, then how chords and scales interact. Then I added charts for other instruments I mess around with: piano, cello, alto recorder. There's a complexity toggle to go from basic harmony to extended/experimental stuff. It's honestly still mostly a toy, but I thought other people might be interested in playing with it. Source is on github, so it's easy enough to run locally and fork. https://github.com/aleshh/gtr-scales
May 2026 · projects.alesh.com · its alternatives →
- 18
Hey everyone, I wanted to share something I’ve been working on that I think could be really helpful for fellow guitarists. It’s called StringScales (https://stringscales.com), and it’s a free tool that I built because, honestly, I've been able to learn so much about music on the internet, and I wanted to contribute something useful. It started as a personal project. I’ve always felt that a lot of the tools available for guitarists could be better... more intuitive, more accessible, and without the constant need to pay for basic features like CAGED or 3NPS position highlighting. So,…
2024 · stringscales.com · its alternatives →
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ChordHelper▲80Make chord progressions with no music theory
2023 · chordhelper.com · its alternatives →
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muted.io▲128Magical collection of tools to learn music & music theory
2023 · muted.io · its alternatives →
- 22
2021 · spotifychords.luca.gg · its alternatives →
- 23
Keys, scales, chords, notes & intervals - all on one page
2022 · its alternatives →
- 24
Also compare
- Guitoro, a virtual guitar you strum with your keyboard alternatives
- Kord – Python tool for displaying guitar chords/scales on your terminal alternatives
- Tonality alternatives
- Guitar Dashboard – Open source music theory explorer for guitarists alternatives
- FretVisualizer alternatives
- How to Tune a Guitar alternatives
Ranked by how close each launch is in meaning, then by votes. Prices were read from each product’s own site when checked and can change. Refine with your own description →