Andrew Dabrowski

Assistant for working with 2- and 3-circle Venn diagrams. Also has a puzzle mode.Top button toggles between 2- and 3-circle mode. If you're in 3-c …

The classic logic game of Bulls & Cows: deduce the sequence of letters. This app will compete with you by solving for the sequences itself. (It does n …

Play standard Gin Rummy against AI. Melding is automatic and 99.9% of the time does what you'd want. Click on a card to select it, then click agai …