Simulate a programmable calculator with magnetic card input. Run original HP-65 programs. View detailed manuals and technical specifications. Adjust calculator settings and interface layouts. Export calculations and program data.
Play by dropping cards on top of others to create runs. Compete against 1, 2, or 3 players or chat online with another player. Rearrange cards on the table as needed. Touch instructions for guidance. Drop 30 points for the initial drop.
Load and run 25 original programs from the HP-67 calculator. Perform calculations using reverse Polish notation. Access a wide range of mathematical and scientific functions. Store and retrieve programs using magnetic card simulation.