PianisoSound impressive, because you actually understand what you're playing
See your chords in real time and understand what you play.See your chords in real time, visualize your playing with heatmaps, quiz yourself on music theory, and track your practice sessions — all through your browser.
Touch the piano to play.Use your computer keyboard, mouse, or touch to play the piano.
See what your practice is building
Each note becomes useful feedback now and a clearer picture of your progress over time.
Your live note heatmap
Play the piano above to reveal your note patterns.
Practice calendar
A clear view of when you showed up.
Select a colored day to preview its details.
33 practice days
Sessions fill this automatically.
Name every chord
See inversions, extensions, and voicings as you play.
Understand the theory
Turn what you hear into patterns you can recognize and reuse.
Start in your browser
Try the on-screen piano first, then connect MIDI when you are ready.
Up and running in seconds
No accounts, no installs, no setup wizards. Just connect and play.
Connect your piano
Plug in any MIDI keyboard via USB. Pianiso detects it automatically through Web MIDI — no drivers or software needed.
Play anything
Play freely or follow along with exercises. Every note and chord is captured and analyzed in real time as you play.
See what you played
Get instant chord names, theory breakdowns, and visual feedback. Over time, build a complete picture of your musical vocabulary.
Free while in beta
Everything is free during the beta. No credit card required.
Free
Full access to every feature while we're building Pianiso.
- Real-time chord detection
- Music theory labels & insights
- Practice heatmaps & analytics
- Interactive theory quizzes
- Session history & tracking
- Works entirely in your browser
Frequently asked questions
Everything you need to know about Pianiso.
Ready to understand what you play?
Connect your MIDI keyboard and start learning in seconds. No account required to try the free tier.
Join the Pianiso community
Share your progress and stay connected on Discord.