Smartphones are notoriously dirty. Studies show a typical cell phone can have more bacteria on its surface than a toilet. Preventing the spread of infection has taken on new importance with the novel coronavirus, COVID-19 sweeping the globe. Disinfecting your iPhone is an important preventive measure to reduce the risk of infection from bacteria and viruses that linger on your mobile device. Proper hand washing may be the first line of defense, but a clean phone can be just as important.

Atari will release a mobile version of Missile Command for the title's 40th anniversary. The revamped game looks familiar to anyone who has played the 1980 original. However, instead of a track ball, the game will be optimized for the iPhone, iPad, and iPod touch. Missile Command: Recharged will also debut on Android devices when it launches later this spring.

iPhone apps such as Weather normally use local units to display temperature. While most of the world uses the Celsius scale, there are notable exceptions such as the United States. In these places, iOS uses the Fahrenheit scale automatically. For anyone more familiar with degrees centigrade, or interested in seeing temperatures in °C, switching units only takes a few taps.