Are you still launching applications to turn ON/OFF flashlight, just shake the device from lock screen/ while playing/ while working. Among the application in this category Instant Light is unique with clean UI and its a free application which allows you to access camera LED with added functionality.
You can get the installer of Instant Light 1.0.9 free of charge and take a look at users' reviews on Droid Informer. The download of the app is 100% safe. Arivarasan Gnanasambandam is the official developer of this application which can be found in the Tools category.
Over 0,5K users installed Instant Light and its most recent update was released on Jun 10, 2018. The app has the average rating 4.8 on Google Play.
As users state, the significant plus of this application is a good interface.