Insta Volume Torch is a free Android application developed by Hugsoft under the Business & Productivity category. This app provides a quick and easy way to turn on/off your phone's flashlight by holding down the volume down button. It works on the lock screen, screen on, and screen off, making it accessible at any time. Additionally, this app does not require root access and does not contain any ads or spyware.

The app also features vibration feedback when the torch is turned on or off. Insta Volume Torch uses Accessibility services to intercept physical volume button key presses. The app requires permission to run flash camera, detect hardware physical volume key presses, prevent device from sleeping, control flashlight, control vibration, and bind quick setting. However, it does not have internet permission, so it's impossible to send anything to anyone.

Overall, Insta Volume Torch is a practical and convenient app for anyone who frequently uses their phone's flashlight.