PebbleOS Emulator

QEMU compiled to WebAssembly boots real PebbleOS firmware entirely in your browser, JIT-compiling ARM code to wasm. Select an app below and click Install to try it on the emulated watch.

Booting…
FPS: --
Click or hover over the watch to use keys: ← Back · ↑/↓ Navigate · →/Enter Select · buttons can be held (1 second)
Ctrl+click: double click · Cmd+click: long click
the screen is a touchscreen (click/drag)
Boot the watch first — then select an app and click Install, upload a .pbw, or drag one onto the screen.
Sensors & phone
Serial console (UART2)