Calculator++ vs Issabel
A side-by-side look at Calculator++ and Issabel. For an in-depth review of either product, follow the links below.
Calculator++
Office & Productivity
Calculator++ is a free, open-source calculator application for Windows. It provides standard calculator functions as well as scientific, programmer, date calculation, and converter tools. Key features include customizable skins, history, memory functions, special constants, and the ability to create user-defined functions.
calculatormathscienceconverterprogrammer
Issabel
Network & Admin
Issabel is an open-source unified communications platform that provides PBX, voicemail, fax, instant messaging, and other communication tools. It is built on top of FreePBX and the Asterisk IP PBX.
pbxvoipunified-communications
Related Comparisons
Microsoft Calculator Plus
handyCalc
Elastix
FusionPBX
Engineering Calculator