They may be the least high-tech part of your smartphone, but flashlights are always useful. Here's how to turn on the flashlight on Android and iOS devices.

Even though a flashlight capability is now native to the latest smartphones, if you search long enough you can still find hundreds of flashlight apps on the Google Play Store. Apps like Ultra ...

Moto X (2014) flicks on built-in flashlight with Android 5.1 update A new quick-access gesture in the latest Lollipop build turns on the phone's flashlight with a wave of the wrist.