Are You Dead Yet?
The app asks users to tap a button once every day, and if they fail to do so for two consecutive days, it automatically sends an email to a designated emergency contact,
https://www.wired.com/story/china-are-you-dead-yet-app/
#Kodokushi
China’s Hottest App Is a Daily Test of Whether You’re Still Alive

Are You Dead Yet soared to the top of app-store charts and became a magnet for investors. In an exclusive interview with WIRED, one of its creators says they’re changing the name anyway.

WIRED