Issabel vs Swift Calcs
A side-by-side look at Issabel and Swift Calcs. For an in-depth review of either product, follow the links below.
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
Swift Calcs
Office & Productivity
Swift Calcs is a free, open-source calculator app for iOS. It features a simple, clean interface and offers basic, scientific, and programmer calculator options. Swift Calcs is lightweight, customizable, and supports themes.
calculatormathopensource
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