RoboStrobe (Free)

A strobe light that flashes to the beat of your music! Liven up the party with this beat sensing strobe light app!

★ LED flash support for iPhone/iPod 4
★ BEAT mode senses the beat of your music (microphone REQUIRED..older iPods won't suffice)
★ STROBE mode provides a steady, adjustable strobe light
★ FLASHLIGHT mode is for lighting up the night
★ ALWAYS ON. Your device won't go into stand-by mode while using this app.
★ RETINA DISPLAY SUPPORT
★ BULB COLORS: white, blue, red, and yellow (on screen)
★ FUN and easy-to-use interface

Disclaimer: Continued use of the LED flash may dramatically decrease battery life.

Disclaimer: Strobe lights can cause epileptic seizures in people who are sensitive to flashing lights. Do not point it at anyone's face.