Thermometer, developed by Apps Utility Inc, is a free Android app under the Utilities & Tools category. As the name suggests, it is a simple and reliable thermometer app that measures both inside and outside temperature. The app displays the phone's temperature as well as the outside temperature, which is obtained from nearby accurate weather stations.

The interface of the app is straightforward, with a refresh button to update the temperature data and temperature numbers that can be clicked to switch between Celsius and Fahrenheit. The app is lightweight and easy to use, making it a perfect choice for those who want a quick and easy way to measure the temperature.

Overall, Thermometer is a useful app for anyone who wants to keep track of the temperature, be it inside or outside. With its simple interface and reliable temperature measurement, it is definitely worth downloading.