RideLight: Uber and Lyft Light for Android
Just open our app and wave it or hold it as your driver Uber of Lyft driver approaches so they can spot you.
This app uses a combination of strobing and variable brightness on your screen to create maximum contrast in the night with your phone or tablet.
by B####:
Just use a flashlight app with strobe option it's a hell of a lot brighter. I drive Lyft there's there's no way you can see this from far away