WARNING !! WORKS ONLY WITH An external DIY ESP32 Thermal camera. All instructions and informations for build this thermal camera by yourself are available at : http://thierrydphotographe.free.fr/index.php/2023/03/13/thermal-camera-for-android-diy-do-it-yourself/ This app not collect data and only require camera access and file access for save capture images This project is a real thermal camera associed with the camera of your Smartphone or tablet.