ABTO Software's VoIP SIP softphone.
Can be used to call sip numbers and landline numbers (if sip provider has this option).
text chat (based on SIP MESSAGE request);
works with all popual SIP servers, including Asterisk/FreeSwitch;
make direct calls between clients without SIP server;
allows to use UDP/TCP/TLS protocols for SIP transport;
ability to make secure calls using SRTP/ZRTP;
- added ability to make direct calls between devices in same LAN (without registration)
- improved video calls display, now app maintains aspect ratio of remote and local images
- Sviatoslav Volodymyruvych Litynsky Private Enterpreneur
- 19.5 MB
Requires iOS 7.0 or later. Compatible with iPhone, iPad, and iPod touch.
- Age Rating
- Rated 4+
- © ABTO Software
With Family Sharing set up, up to six family members can use this app.