AngryGF, which offers its users the uniquely unpleasant experience of getting yelled at via messages from a fake person.

Is this the point where the Singularity bros claim that the first iteration of the Matrix where everyone was happy was rejected so naturally the only way to make it work is to introduce suffering?

Yandere-as-a-service

Anyone who needs this app needs to leave that relationship and either learn to communicate better or find a partner who can. This sounds extremely unrealistic though I might be biased as both of my partners have autism and communicate bluntly.