NEED REAL HUMAN FACES SWAP APP FOR WHATSAPP VIDEO CALLS, SKYPE,.

Need to purchase an An android app that can change faces(Real human faces) according to choice during a video call via WHATSAPP, SKYPE, FACEBOOK and other social apps with a video call options.
Please send your offers.

example :
https://www.youtube.com/watch?v=4OEhYarKuMQ
https://www.youtube.com/watch?v=x7T5jiUpUiE (this may help you as a software developper)
https://www.youtube.com/watch?v=o2DDU4g0PRo
https://www.youtube.com/watch?v=ohmajJTcpNk

You can check google play and youtube for more samples.

The app shoulf work like this:

I open the App, select the face of my choice ( from a gallery of real young man, old man, young woman and old woman face)
I command to make a video call
the app ask me the type of video call i want to make( whatsapp, facebook, skype,;;;)
I select example whatsapp call and the call is launched. Receiver sees the face that I have selected.

The faces should look real and the it should not be detected by the call receiver that I am using a face swap

Thanks