Online Harmonium — Play Free in Your Browser
Web Harmonium is a free online harmonium that runs entirely in your browser. No downloads, no installation, no sign-up — just open the page and start playing. Whether you are a beginner learning Sargam or an experienced musician practicing ragas, this online harmonium gives you a realistic instrument at your fingertips.
Why Choose This Online Harmonium?
Realistic Sound Engine
Multi-reed Web Audio synthesis recreates the warm, sustained tones of a real Indian harmonium with adjustable reverb and volume.
Multiple Input Methods
Play using your computer keyboard (QWERTY mapping), click/tap the on-screen keys, or connect a MIDI controller for a professional experience.
Built-in Practice Tools
Metronome for rhythm training, tanpura drone for pitch reference, and recording/playback to review your practice sessions.
Sargam & Western Notation
Every key displays both Indian Sargam (Sa Re Ga Ma Pa Dha Ni) and Western (C D E F G A B) notation for easy learning.
Octave & Transpose Controls
Shift octaves up or down and transpose to any key to match your vocal range or the raga you are practicing.
Works on Any Device
Fully responsive design works on desktop, laptop, tablet, and mobile. Use it at home, in class, or on the go.
How to Play Harmonium Online
Open Web Harmonium in any modern browser (Chrome, Firefox, Safari, Edge).
Click the "Start Playing" button to enable audio.
Use your computer keyboard to play notes — Z through M for the first octave, Q through U for the second.
Adjust volume, reverb, octave, and transpose from the control panel.
Turn on the metronome or tanpura drone for guided practice.
Who Is This Online Harmonium For?
- Vocalists who need a pitch reference for riyaz (practice)
- Music students learning Sargam notation and Indian classical music
- Devotional singers who perform bhajans and kirtans
- Curious beginners who want to explore Indian music without buying an instrument
- Travelers and professionals who cannot carry a physical harmonium
Ready to play?
No sign-up, no download. Open Web Harmonium and start playing in seconds.
Open Harmonium