JustVoip

 

Client software
Web signup
Free calls*
 - free days given by buying credit
 - weekly free minutes

120
300
Phone-to-Phone feature
Local access numbers  
 - with your own registered phone
 - from any phone with PIN code
SMS support
SIP support
 - domain/proxy
sip.justvoip.com
VoIP-In phone number
  (in selected countries only)
Customer services
Free destinations (landline)
Argentina
Austria
Belgium
Brazil
Cyprus
Czech Republic
Denmark
Estonia
Finland
France
Germany
Greece
Hong Kong (+mobile)
Hungary
Ireland
Italy
Japan
Latvia
Luxembourg
Malaysia
Mexico [Guadalajara]
Mexico [Mexico City]
Mexico [Monterrey]
Monaco
Netherlands
Norway
Peru
Poland
Portugal
Puerto Rico (+mobile)
Romania
Singapore
Slovak Republic
Slovenia
South Korea
Spain
Sweden
Switzerland
United Kingdom
Venezuela

* During Freedays you can call all free destinations at no cost. Minutes of free calls are measured over the last 7 days and per unique IP address. When you run out of Freedays or limit is exceeded the normal rates apply.