Tension Software (www.tensionsoftware.com) has updated Calcine, its math calculator for macOS to version 4.3.
It’s an algebra solver in a small stripe window that takes up just a small portion of your Mac’s screen. Version 4.3 offers bug fixes and various optimizations.
Calcine requires macOS 10.10 or higher. It costs $4.99 and is available from Tension Software or the Mac App Store.