Spy Camera OS is an open source Android spy camera project. Check the detail of the application at https://play.google.com/store/apps/details?id=com.jwork.spycamera.free
Although this is open source please use this in ethical way and respect my effort.
© 2013, Jimmy Halim. Licensed under the Creative Commons Attribution-NonCommercial 3.0 license, http://creativecommons.org/licenses/by-nc/3.0/
Thank you.