tCamView

Use your iPhone or iPad to connect to thehttps://store.groupgets.com/products/tcam-mini open source tCam-Mini wireless thermal imaging camera designed by danjuliodesigns, LLC and available at Group Gets. View thermal images captured by the long-wave infrared radiation (LWIR) sensor in a variety of palettes designed to tease out different details. Save radiometric data files that can be shared on a Mac with the Desktop application. Export jpeg images to Photos, Messages or Email. Configure tCam-Mini's operating parameters such as AGC, Emissivity and Gain to match your needs.
Note: This application uses Wifi to communicate with tCam-Mini and requires a tCam-Mini to display or save live images. It can be used without a tCam-Mini to view and export saved images.
You can buy a tCam-Mini from Group Gets: https://store.groupgets.com/products/tcam-mini
Or build your own using the design in Dan Julio's github repository: https://github.com/danjulio/lepton/tree/master/ESP32/tCam-Mini