A vintage-style scientific calculator with a retro LCD display and realistic key sounds. Perform basic and advanced calculations, use shift functions, and access additional modern features like parentheses and memory storage.
Play , a classic card game, to move all cards to foundations. Challenge opponents online with special powers, slow down opponents, and compete in multiplayer mode. Track progress and replay games.
Convert text, , hexadecimal, and custom base numbers to each other. Perform base conversions with a minimalistic interface. Learn how different number systems work through interactive conversion. Encode messages in for fun or practical use.
