What's New? - Version 4.21 for iOS 13 and external keyboard support is now available in the App Store.
Use the search to find documentation on any subject! The search field is at the top of every page of the documentation.
opens the CALC 1 help page for that calculator. An internet connection is required.
I'll be using the CALC 1 Facebook page to answer questions and discuss new features. Please Like the page!