Textdropapp.com - web-based plain text editor for Dropbox. It started off as a scratch to my own itch, and I listed it in the Dropbox app directory. I started c

Textdropapp.com - web-based plain text editor for Dropbox. It started off as a scratch to my own itch, and I listed it in the Dropbox app directory. I started collecting feature requests and after a year or so I completely rewrote it as a paid app. The rewrite took 3-4 months of nights and weekends. I haven't touched it in 2.5 years but it still generates maybe $30-50 per month, net.