Featured


Basics

How to Read Chord Symbols

Learn a simple way to read chord symbols. Start with the root, read the quality, add the seventh, then check added notes, extensions, and alterations.

June 18, 2026
Product

Coming Soon: Capo by Sonid

Capo puts Sonid’s chord and scale library on an interactive fretboard for guitar, bass, ukulele, mandolin, and more. The mobile app launches July 4, 2026 — here’s everything waiting on the neck.

Ear training

Ear Training Playlist - Tritone

Give your relative pitch training a powerful upgrade! Learn how to effortlessly identify the sharp, unstable sound of the tritone with our expert ear training guide and handpicked playlist.

Basics

The ultimate guide to understanding music

Music theory is not a wall of jargon—it is a map from what you hear to what you play. This beginner guide walks you through notes, intervals, scales, and chords in order, with free Sonid libraries, practice exercises, and a clear path into the app.

Latest posts


Why and how to play with a metronome
Basics

You can know all the theory—timing is where it becomes real. The metronome isn’t a drill sergeant; use it to build a pulse you trust, practice with purpose instead of chasing BPM, and hear your playing lock into time.

Product Update: May 2026
Product

Sonid 3.6.4 is live on iOS and Android with smoother Learn & Analyse, guided tours, a visible streak, and a bigger florin store (boosts, streak shields, combo starters, lesson tokens, and more). On sonid.app: practice deep links, listen & solfege examples, the Music Theory Playground—and Sonid Classroom for teachers is coming soon.

minor seventh interval eartraining
Ear training

Give your relative pitch training a powerful upgrade! Learn how to effortlessly identify the rich, unresolved sound of the minor seventh interval with our expert guide and custom tracklist.

The Music Theory GPS: Understanding the Circle of Fifths
Basics

Unlock the ultimate roadmap of music theory. Learn how the Circle of Fifths organizes every key, why certain scales are "neighbors," and discover the professional secret of using "gatekeeper" chords to change keys smoothly in your songwriting.

Store-focused visual for Sonid 3.4.0 release post
Product
Sonid 3.4.0 is back on Android and iOS with a full UI revamp, latest Vue upgrade, new Italian/Portuguese/German locales, language-aware solfege notation, and new sonid://exercise deep links from the website.

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