GO-21 SciRPN 6.6.3

GO-21 SciRPN efficiently emulates the iconic HP-21 Pocket Scientific Calculator introduced in 1975. Representing a reminiscent experience of the original device, GO-21 stands out as a proficient yet uncomplicated retro calculator.

• RPN (Reverse Polish Notation)
• 10-digit LED calculator display, featuring numbers from 10-99 to 10+99
• Four stack registers incorporating a roll-down functionality
• One storage register offering arithmetic memory operators
• Includes mathematical, trigonometric, polar/rectangular, logarithmic, power functions, and other diverse miscellaneous functions
• An additional window displaying:
  • Stack and storage registers
  • Keystroke log
• Capability to copy from and paste to the calculator display
• Facilitates simple Paper Tape annotations