DroidCam - DroidCam – Use your Android phone as a wireless webcam or an IP Cam!
Iriun Webcam - Use your phone's camera as a wireless webcam in your PC or Mac.
EpocCam - Turn your phone into a webcam
Camo - Use your iPhone or iPad as a pro webcam
SmartCam - SmartCam - Smart Phone Web Camera - Turns a camera phone (S60, WinMo6.
iCam - Remotely monitor multiple live video and audio webcam feeds from your iPhone, iPod touch, iPad or Android device over WiFi and EDGE/3G/4G/LTE.