Web HarmoniumFree Online Harmonium Keyboard
Play harmonium online free — no download, no signup. Practice sargam, train your vocal pitch, and explore raags with our virtual harmonium keyboard. Works on mobile and desktop.
Shruti Box
OffPress QWERTY keyboard (A, S, D, F...) or use touch screen to play.
What is Web Harmonium?
Web Harmonium is a free virtual harmonium online — a browser-based recreation of the traditional Indian pump organ that you can play instantly, with no downloads, plugins, or installations required.
Built for Indian classical music practitioners, vocalists, and beginners, our online harmonium keyboard accurately simulates the polyphonic reed sound, gives full control over octaves and transposition, and displays Sargam (Sa Re Ga Ma) note labels directly on the keys. Whether you need a quick harmonium simulator for a riyaz session, or a full virtual harmonium online for sargam practice, this tool has you covered.
The keyboard plays beautifully on any device — use your computer's QWERTY keys as a laptop harmonium, or tap the keys on your phone for a fully touch-friendly mobile harmonium keyboard online experience.
Key Features
Real-time Pitch Detection
Sing into your mic. The tool detects your vocal pitch, correlates it with the exact Sargam note, and tells you if you are flat or sharp.
QWERTY Keyboard Mapping
Turn your laptop into an instrument instantly. Computer keys are flawlessly mapped to the harmonium keys (e.g. Z, X, C, V) for polyphonic playing.
Transpose & Octave Control
Instantly shift the pitch to match any scale or find the perfect tonic for your voice, keeping the Sa Re Ga Ma visuals consistent.
Mobile & Touch Friendly
Practice on the go. The entire interface adapts to mobile browsers and supports multi-touch glissandos with ultra-low latency audio.
How to Play Harmonium Online Free — 3 Steps
Set Your Scale (Transpose)
Before you start singing, use the Transpose buttons to raise or lower the pitch until "Sa" matches your comfortable vocal range.
Play with Keyboard or Touch
Press the keys visually using your mouse/touchscreen, or use the mapped computer keys printed on the bottom of the instrument to play melodies.
Start Pitch Detection for Riyaz
Click "Start Riyaz" on the Pitch Tuner module. The tool will request microphone access. Begin singing "Sa Re Ga Ma" and watch the digital needle to ensure your notes are perfectly in-tune.
Virtual Harmonium Online for Sargam Practice & Riyaz
Beyond a basic harmonium keyboard online, Web Harmonium is a complete practice toolkit for Indian classical music. Each tool is built into the browser — free, with no downloads.
Sargam Practice Online
Guided Sa Re Ga Ma practice with real-time pitch feedback. Includes Alankar patterns and session history.
Raag Explorer — Indian Classical Scales
Browse 15 raags (Yaman, Bhairavi, Bhairav…), see their arohana/avarohana, and highlight notes on the harmonium keyboard.
Shruti Box — Continuous Drone
Set a tonic drone (Sa, Sa+Pa, or Sa+Ma) and practice pitch stability while singing. No clicks needed — just toggle and sing.
Vocal Pitch Tuner
Select a target swara, sing, and get instant in-tune / sharp / flat feedback. Ideal for riyaz and ear-training sessions.
Frequently Asked Questions
Common questions about Web Harmonium and how to get the most out of your online practice.
Is this web harmonium free to use?
Yes, Web Harmonium is 100% free to use — forever. No account, no subscription, no hidden fees. Simply open the website in your browser and start playing your online harmonium keyboard immediately.
Can I play harmonium online without downloading anything?
Absolutely. This is a fully browser-based virtual harmonium — no download, no plugin, no app installation required. It runs entirely in your web browser on any device.
Is this an online harmonium keyboard for beginners?
Yes. Web Harmonium is designed with beginners in mind. Sargam note labels (Sa Re Ga Ma Pa Dha Ni) are displayed directly on the keys, making it easy to start playing even if you have never touched a harmonium before. The guided Sargam Practice mode walks you through each note step by step.
Can I use this virtual harmonium online for sargam practice?
Yes — sargam practice is the core use case. Use the dedicated Sargam Practice page for guided note-by-note training with real-time pitch feedback. The Alankar practice mode also lets you follow along with ascending and descending scale patterns at your chosen BPM.
Does this free harmonium online work on mobile phones?
Yes. The interface is fully responsive and supports multi-touch. You can tap the keys on any iOS or Android device. For the best experience on a small screen, use landscape orientation.
Can I use it as a laptop harmonium?
Yes. Your computer's QWERTY keyboard is automatically mapped to harmonium keys (A, S, D, F, G, H, J... for white keys), so your laptop becomes a fully playable harmonium keyboard online — great for polyphonic playing and fast riyaz sessions.
What browsers are supported?
Web Harmonium works on all modern browsers — Chrome, Safari, Firefox, and Edge. For the lowest audio latency, Google Chrome on desktop is recommended.
Can I sing along and check my pitch?
Yes. The built-in Vocal Pitch Tuner listens to your microphone and tells you in real time which note you are singing and whether you are sharp or flat relative to your chosen target swara. It is designed for Indian classical music riyaz practice.