By Chris Morris

PHILADELPHIA (CBS) - On today’s APP-tastic and Outta Site – Doors & Rooms.

There’s a new trends in app games – escape. And Doors&Rooms is towards the front of that change.

The object is simple: You’re locked in a room and need to find a way out. It might not sound like much, but it quickly becomes an engaging puzzle game that comes with a gentle learning curve – meaning you won’t get frustrated until long after you’re hooked.

Check out the Doors&Rooms app.