‘Slide To Unlock’ is smart utility app for Symbian smartphones developed by LanternSoft. The app allows users to unlock Symbian device just like MeeGo smartphone N9, with double tap or slide using two fingers. The app is currently available free for limited period over Nokia Store.
This app allows to you unlock your device with double tap or slide vertically or horizontally. But you have to use two fingers. Double tap on the screen with two fingers (or touch with one finger and double tap with another) and your device will unlock.