Oct 22, 2015 · In the past we wrote about how these apps do surprisingly well in the App Store. The Instant Blood pressure app that claimed to measure your blood pressure by using your iPhone’s camera and mic was one of the highest grossing health apps ever until it was finally taken out of the Apple and Google Play app stores. The tiny thermometer for your mobile device that lets you measure the temperature, right where you are. Thermodo ~ The Tiny Thermometer for iPhone, iPad & Android Products Software Support

Aug 13, 2018 · If your device has an infrared sensor and you are looking for a good and free thermometer app, then wishbone thermometer is a must. It uses the sensor to record the temperature of an object within a distance of 3 to 5 cm in front of the sensor. You can store this recording on your device and check the stored data later.