We are so much dependent on gadgets these days, so much so that even for a simple math our immediate reflex would be to pull out our mobile from our pocket and open the calculator app.
I’m not sure if anyone has already thought of this, but then yesterday I was thinking, instead of wasting time unlocking the screen and searching for the calculator app on your phone, why can’t we just have the calculator app solve both the purpose. To unlock the screen as well as do some quick math.
I’ve managed to create a demo for this using my own HTC phone. As you can see in the video below, I just used the code “12255″ and then immediately pressed “=” to unlock the screen.
