This is a title and short description likely for a mobile game app. Here are a few options for rewriting it, maintaining the original tone and intent:
Option 1 (Slightly more descriptive):
Jumpscare Prank Game: Scare Your Friends! Get ready for terrifying jumpscares in this horror prank game! Free download available now. Challenge your friends to the ultimate scare!
Option 2 (More concise):
Ultimate Jumpscare Prank! Scare your friends with this FREE horror game. Download now!
Option 3 (Emphasis on free):
FREE Jumpscare Horror Game! Download now and scare your friends with terrifying pranks.
Option 4 (Slightly more playful):
Jumpscare Horror Prank: Scare Your Friends Silly! Download the FREE jumpscare game and unleash the fright!
These options all keep the same basic information—it's a free jumpscare prank game designed to scare friends—while using slightly different wording to make it sound more natural and engaging for an app store listing.