The pianist's companion
Hear it. See it.
Play it.
Chop In listens to what you're playing on Spotify and serves the best public domain score in seconds, hand selected by Will.
Built for pianists, by a pianist.
Works on iPad, iPhone, and desktop. No installation required.
LOOM_VIDEO in app/page.tsx.How it works
Listen on Spotify, and immediately sight read what you want
Press play in Spotify
On any device: your iPad, phone, your laptop. Chop In reads what you're listening to.
We identify the piece
Streaming titles are messy. Our detection engine maps them to canonical works. Nocturne Op. 9 No. 2, not 'Chopin Greatest Hits Vol. 4'.
The score appears
The exact PDF you want to see, with none of the loading/scrolling/wait time. We curated it so you don't have to crop any of the extra pages that might be in the PDF for other pieces.
Launch repertoire
All 21 Chopin Nocturnes to start.
We're starting with the complete Nocturnes. Every PDF hand-selected. The rest of Chopin canon and other composers will follow...
Pricing
Free for everyone. Premium for those who want to support development.
Free
Every piece. Every clean edition.
- Spotify detection on any device
- Full catalog of clean PDF scores
- Hand-selected canonical editions
Premium
Support the devs. Get what comes next, first.
- Early access to new works
- Annotated editions (coming soon)
- Fingered editions (coming soon)