Jump Scare is a fun chrome extension. it's a free extension and is featured in Fun, it has 95 active users since released its first version, it earns an average rating of 1.00 from 1 rated user, last update is 1649 days ago.
With this extension, you can specify websites in which to randomly display a jump scare image and sound to remind yourself that you don't want to be on that, perhaps unproductive, site. You can use this extension to condition yourself not to go to sites of your choosing. This extension is mostly for fun. Warning: users may find some of the scary images disturbing.
You could find more help information from jump scare support page.
More about manifest_file of jump scare.
You could click to report abuse of jump scare.