RPN Anywhere is a straightforward RPN Calculator designed for use on both iPhone and Apple Watch. Developed by Hiroki Kawakami, this calculator offers a full version license and falls under the Utilities & Tools category.

• ** Important! ***

It's crucial to note that RPN Anywhere utilizes reverse Polish notation for input, which differs from the standard infix notation used by regular calculators. If you're unfamiliar with RPN Calculators, it's advisable not to purchase this app.

Using RPN Anywhere is straightforward:

• All devices:
• The green up-arrow serves as the ENTER button.
• You can adjust the stack size in the Settings screen.
• The gear icon on the keypad represents the Settings button.
• Number format can be changed from the Settings.
• iPhone / iPad:
• The stack view is scrollable and displays all values in the stack.
• To delete a value in the stack, swipe left on the value in the stack view and tap the Delete button.
• To delete the last typed digit, swipe right on the stack view.
• Swipe actions can be modified in the Settings screen.
• Key operations in programs are traced and can be viewed in the Program Settings screen.
• The Settings button is replaced with other actions while editing programs.
• Apple Watch:
• To display values in the stack, swipe down anywhere on the screen.
• To return to the main screen from the stack view, swipe up on the screen.
• Swipe up on the screen to display scientific operators.
• To return to the main screen from the operators screen, swipe down on the screen.
• Both the stack view and program view can be scrolled using the digital crown.
• To delete the last typed digit, swipe right anywhere on the main screen.
• The program view shows all programs registered on the iPhone; new program registration is not possible on the Apple Watch.