Description

This easy to use basic RPN (Reverse Polish Notation) calculator is perfect for students and others who are new to the use of the RPN method for entering calculations.

In addition to the four basic arithmetic operations, square root, 1/x, log, sin, cos, tan and +/-are available. Two special numbers pi, and e can be entered by tapping a button.

What's New in Version 3.0

This version provides improved screen resolution when installed on iPhone 8 and iPhone 11 models.