A group of friends download the app Countdown, which predicts when they will die. Courtney sees she has just hours to live and decides to walk home, but is killed by a supernatural creature when the timer reaches zero. Her boyfriend Evan crashes his car and is taken to a hospital where nurse Quinn works. Quinn discovers she has only three days to live after downloading the app. When Evan dies in an accident, Quinn buys a new phone and finds the app installed. She meets Matt, who will die a couple of hours before her, and together they try to break the curse.
Countdown
A nurse discovers an app that predicts the exact moment of her death, giving her only three days to live. As the countdown begins, a mysterious figure stalks her, forcing her to find a way to cheat fate before it's too late.