Most apps that claim "memory" don't have it. I spent 200 days testing AI companion apps. 15 platforms, every subscription paid out of pocket. What I found, consistently, is that "memory" in marketing copy usually means one of three things: a context...

I spent 200 days testing 15 AI companion apps. Paid for every subscription myself. Talked to each one for weeks, sometimes months. The single biggest thing separating the good ones from the bad ones? Memory. Not "memory" as in context window size. ...