The best top infrared apps on iPhone average 3.3★ across 154+ titles — we've ranked them by what real users actually keep on their phones. Updated October 2026.
This thermal imaging camera app provides high-resolution thermal images for precise temperature detection. It's ideal for inspecting insulation, examining electronics, and identifying heat loss with excellent accuracy and sensitivity.
This app transforms your smartphone into a thermal imaging device when connected to a compatible camera. It helps identify hidden issues like water damage, electrical faults, and HVAC problems with advanced visual enhancements and measurement tools. Document and share your findings easily.