🪑 SitRight
Sit up straight. Your camera never leaves this tab.
Camera off
Click Start camera to begin.
Then sit up straight and hit Calibrate .
Then sit up straight and hit Calibrate .
Higher = nags you sooner when you start to slouch.
A gentle chime when your posture slips.
Re-chime every ~12s until you straighten up.
Posture score: —
Not calibrated
📊 This session
0:00
Good posture
0:00
Slouching
—
Good %
0
Slouches
🔒 Your camera stays private. Posture detection runs entirely on your device using
in-browser machine learning — no video, image, or posture data is ever uploaded or saved.
The detection model (~5 MB) downloads once from a public CDN, then works offline. Any
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