Free internet calls without installation.
Download Portable Skype Online (0.5 MB) 14/09/14
In first screen enter: 18.104.22.168
Extract and run SkypePortable.
Multi-Users: Edit SkypePortable.ini with User=NameOfNewUser (Default is Skype)
Don't forget to close in systray when leaving.
Settings of installed Skype should be preserved.
Online translator for all your outgoing messages in Skype without installation.
Download Portable Clownfish Online (0.4 MB) 21/07/15
Extract and run ClownfishPortable.
Language set by launcher according UserDefaultLang (if you don't want: write UserDefaultLang=false in ClownfishPortable.ini).
Settings of installed Clownfish should be preserved.