Seek Thermal offers two types of consumer thermal imaging cameras for mobile devices, Compact and CompactXR. The difference between them is the range. Compact has a detection distance of 300 meters while CompactXR is almost double, with a detection distance of 550 meters.
Azerty has the best price for Compact and CompactXR at this moment in Romania:
Seek Thermal Compact for iOS
Seek Thermal Compact for Android
Seek Thermal CompactXR for iOS
Seek Thermal CompactXR for Android
Below you can see the specs.