Skype 8.33.0.50
Popular and much-used video and chat software
Publisher: Skype Rating: 6.9 out of 10 (19282 votes)
Viber for Windows 8 4.0
Calling and messaging system designed for Windows and Android devices
Publisher: Viber Media
Viber 9.8.5.5
Instant messaging and calling app for multiple platforms
Publisher: Viber Media Rating: 7.2 out of 10 (2812 votes)
LINE 5.8.0.1706
Send and receive messages for free with this downloadable app
Publisher: LINE Corporation Rating: 7.0 out of 10 (5417 votes)
Skype for Business Preview 6.1.32.129
Video and voice calling client for businesses
Publisher: Skype Rating: 7.1 out of 10 (667 votes)
Viber 5.1
Call, text or share images with any member for free
Publisher: Viber Media Rating: 7.3 out of 10 (535 votes)
Multi Skype Launcher 1.8
Super tool for opening multiple instances of the excellent VoIP interface
Publisher: MultiSkypeLauncher Rating: 6.4 out of 10 (258 votes)
SMS Free Sender 2.6.8.0
Send SMS text messages for free from any desktop location
Publisher: Smsfreesender
X-Lite 4.9.2
A softphone client for making VoIP calls
Publisher: CounterPath Rating: 5.6 out of 10 (204 votes)
PC-Telephone 7.2
Great VoIP software that enables calls from one computer to another
Publisher: SELECTRA LTD Rating: 7.0 out of 10 (201 votes)