Web apps, browser plugins, and small utilities — built in-house and sold direct. Independent, self-funded, and small enough that you can email the person who wrote the code.
Browser plugin. Tab management for people whose tab bar became a row of grey slivers weeks ago.
Web app. Flashcards for vocabulary. No account, no streak, no cartoon animal guilting you.
Web app. The ambitious one — a place to write long things without the software getting in the way.
BINARYBUSINESS.ME on your statement is us. It'll be a purchase of one of the products above. Send the date and the amount and you'll get a straight answer, plus a copy of the invoice if you need one.