Flash on Call and SMS is a free Android app that is perfect for those who want to ensure they never miss a call or text message. This app uses your phone's camera LED flash to alert you to incoming calls or messages, even when your phone is on silent or vibrate mode.

The app is easy to use and highly customizable. You can set the number of times the flash will blink, adjust the frequency of the blinking, and even set specific times when the flash alerts will be turned on or off. You can also choose from a variety of different flash colors to customize your alerts.

One of the best features of Flash on Call and SMS is its low battery consumption. This means you can use the app without worrying about it draining your battery. Additionally, the app works in any phone mode - ring, vibrate, or silent - so you can always be sure you'll receive your alerts.

Overall, Flash on Call and SMS is a simple, yet highly effective app that is perfect for anyone who wants to ensure they never miss an important call or text message.