Found this cool app that adds filters to the video camera on android(video camera apps are a rarity on the platform)
you can download it here Videocam illusion
or point your camera at this qr code:
Requires Android:2.1 and up
heres a sample of recordings i made with the effects
please note: in real thermal imaging, the hotter objects like people and animals will be warmer(reds and yellows) in this case its a visual effect, so its working based on the color of the objects.
and the other one i liked is this