Calculator HD Pro

Basic And Scientific Calculator

Paid Version
(No Ads)

Color Themes

Every time you press equals your calculation is automatically saved with a time and date stamp.
Add an optional label and color to identify each calculation.
Share the history tape (e-mail, print, message, etc...)
To access, swipe down on the calculator, or tap the Layout button on the Display until the Tape view is showing.

Create more than one History Tape to keep your calculations separated.
Organize the Tapes and put them into Folders with Drag and Drop.
To access, tap the Tape button at the top of the History Tape, and then tap History Tapes.
To see the in app purchase in action and how to use it, watch this video: https://www.youtube.com/watch?v=0I8NdWyPXP0

Perform quick calculations without launching the main app.
Calculations are saved to the History Tape and synced with the main app.
Compact and expanded views.
The Widget can be accessed in your Today View or 3D Touch on the app icon (3D Touch mode is only available for iOS 13).
Note that in iOS 14+, due to restrictions by Apple preventing buttons inside of Home screen Widgets, the Widget can only be added to your Today View, and not your Home screen.
To add the Widget to your Today View in iOS 14+, watch this video: https://youtu.be/fLMMjWGM-1k
To add the Widget to your Today View in iOS <14, and to see it in action, watch this video: https://www.youtube.com/watch?v=ECDGya7Zrco‍
For more information on how to access widgets, visit Apple at https://support.apple.com/en-us/HT207122