Tension Software (www.tensionsoftware.com) has updated Date Time Calc for macOS to version 2.2.1.
It’s an application for calculating future and past dates and adding a date interval and to calculate date difference between two assigned date. Version 2.2.1 provides bug fixes and various optimizations.
Date Time Calc squire macOS 10.10 or later. It’s available at the Tension Software website and the Mac App Store for $4.99.