Now download it, set it for tomorrow morning, and apologize to your neighbors in advance.
It is used primarily as an extreme alarm for heavy sleepers or as a novelty/joke alarm. The tone gained popularity through internet memes, social media (TikTok, YouTube, Reddit), and ringtone sharing sites.
Over time, your brain will learn that the scary noise doesn’t actually kill you. Eventually, you will sleep through it. At that point, you need professional help for your sleep hygiene, not a louder alarm.