Requirements: Android OS
Price: ~US$4.28
Overview: Use your phone as a webcam on your PC over WiFi, Bluetooth, or ADB (via USB). You can also use DroidCamX as an "IP/Surveillance Camera" via your Internet browser virtually on all networks.
PC Client (and some setup) REQUIRED. Windows or Linux clients available. Follow in-app messages. You may consider trying the free version first to make sure everything works. (PC Client works with both versions).
Main features:
- Chat using "DroidCam Webcam" on your computer (Skype/Yahoo/MSN/etc.)
- Various video formats and resolutions
- Audio support ("DroidCam Microphone")*
- IP/Surveillance Camera (No computer client required for this. Will work on almost all networks/computers)
- Turn on Camera Flash LED light
- Front Camera option for Android 2.3 devices
What's in this version:
Add new resolutions.
Auto Focus button while streaming (Format A or C).

Other tweaks.
* PC Client UPDATED to v3.2. On your computer: Click on the "Updates" button at dev47apps.com for info on getting the new version.
Connect Audio/Video separately.
Hopefully fix audio not working on certain systems.
Please report any issues you encounter.