Your countdown is waiting. Based on the horror movie Countdown, this app will predict exactly how long is left. Tag us in your reactions using #CountdownApp on Tiktok. In COUNTDOWN, when a young nurse (Elizabeth Lail) downloads an app that claims to predict exactly when a person is going to die, it tells her she only has three days to live. With time ticking away and death closing in, she must find a way to save her life before time runs out. WARNING: This application may not be suitable for users with epilepsy. Disclaimer: this app is for entertainment purposes. Results should not be taken seriously.