Bedeviled

Bedeviled is a movie starring Saxon Sharbino, Mitchell Edwards, and Brandon Soo Hoo. Five friends are terrorized by a supernatural entity after downloading a mysterious app.
When a group of teenagers receive an invite to download the latest smartphone app, an intelligent personal assistant, they expect a harmless way to get directions and restaurant recommendations. But the sinister nature of the app soon reveals itself, tormenting the friends by tapping into their darkest fears.