It's written in php, running on a $4 a month shared hosting from namecheap.
Everyone says I'll need to move it over somewhere better if it grows. How soon? Even people with experience seem to have trouble explaining when. It always fascinates me and makes me wonder how many small webapps are on AWS for no real reason.
Personally, I need cpanel and phpmyadmin because I don't know anything else really. I still ftp files up manually from my windows computer. Going to a real server seems like it would make things 10x more complicated, and no one seems to be able to predict at what point I'll need to.