SipZen app for iPhone and iPad
Developer: SipZen
First release : 07 Aug 2013
App size: 14.87 Mb
1. Faster Registration
2. Call to others is more easier
3. Add to contact(new / existing)
4. Add picture to contact
5. Show picture of contact during call
6. Easy contact searching
7. Alphabetic scroll bar in contacts
8. Manage Call logs same as iPhone
9. New Elegant look
10. Has DTMF feature
11. Loud and clear voice
12. Call hold, mute, loudspeaker options.
13. Consuming low internet
14. Consume less battery charge (almost 25% less than previous app)
15. both iPhone and iPad support
16. Works in VoIP blockades
17. Supports IP PBX
18. Connectivity through WIFI/3G/Edge
19. Call ongoing on background
20. Balance information
21. Time, call status logs
22. Echo Cancellation
23. Conference Call