Sipmobile

Free calls to US and Canadian numbers.
NEW!
International calls for ¢3 ($0.03) per minute.
Countries:
United Kingdom (+44) - fixed and mobile.
Germany (+49) - fixed and mobile.
France (+33) - fixed and SFR mobile.
Italy (+39) - fixed.
Australia (+61) - fixed and Telstra, Vodafone mobile.
Slovenia (+386) - fixed.
Russia (+7) - fixed (not all cities).
The list will be extended.
After registration you will have $1.5 credit for international calls.

For International, US and Canada calls please use international format: +(country code)(number) For example: +18004377950, +390649911.
Free Internet calls and chat.
Push notifications.
Registration with your phone number (warning: internal numbers are in international format, i.e. without +).
Secure communications with cryptographic software.
Excellent audio/video quality with modern codecs.
Picture sharing.

Advanced features.
Voice mail - to access voice mail dial number 2000.
Conference - there is test conference number 105. To create your own conference use self-service portal, or contact support.
Call Forwards:
72 - enable Call Forward Unconditional to VoiceMail by dialling *72*number, and disable it by dialling #72. For example to forward all calls to VoiceMail dial *72*2000.
90 - enable Call Forward on Busy by dialling *90*number, and disable it by dialing #90.
92 - enable Call Forward on Timeout e.g. after 30 seconds of ringing by dialling *92*30*number, and disable it by dialling #92.
93 - enable Call Forward on Not Available e.g. by dialing *93*number, and disable it by dialing #93.
50 - set Speed Dial Slot, to some number by dialing *50*1number, which then can be used by dialing *1.
55 - set One-Shot Reminder Call e.g. to 08:30 by dialing *55*0830.
31 - set Calling Line Identification Restriction for one call, e.g. to call some number anonymously dial *31*number.
32 - enable Block Incoming Anonymous Calls by dialing *32*, and disable it by dialing #32.