BikeGuard

A rear-view collision alarm made from the phone you already carry. The camera watches traffic behind you; you get your eyes back.

1. Mountseat post, camera facing back
2. Startone tap unlocks camera + sound
3. Rideeyes on the road, not here

Start guarding Try demo without camera

This page was opened over plain HTTP, so the browser will block the camera. Serve it over HTTPS — run npm start and open the printed https:// address.

We are not responsible for any damage caused by this app. Assistive device, not a guarantee. It can miss vehicles and it can cry wolf. Keep using your ears, your mirror and your judgement.