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By Innovative Media Solutions LLC

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c2Phone is very easy to use SIP softphone.

c2Phone is a standalone softphone and not a VoIP service. A SIP server or subscription with a SIP-based VoIP provider is highly recommended.

Compatible Enterprise IP-PBX & SIP servers:
• Asterisk
• FreeSwitch
• OpenSIPS
• Kamailio
• sipXecs
• And many more…

• Multitasking support, receive calls when running in background.
• Make and Receive VoIP Calls over Wi-Fi and 3G
• SIP URI Dialing support (e.g.
• Audio routing (Loudspeaker / iPhone) / Mute.
• Complete access to the native contact list.
• Call History / Contact management.
• Video call
• Message chat
• Photos transfer

• Hold / Resume / Consultation Hold.
• Acoustic Echo Cancellation
• Noise reduction
• Multiple Call Support

c2Phone supports popular VIDEO CODECS and AUDIO CODECS.

• Innovative Media Solutions LLC is not a telephony provider; you must previously obtain a SIP account from your SIP IP-PBX IT responsible or from your SIP Service Provider. c2Phone IS OPENED (UNLOCKED) AND THEREFORE NOT ATTACHED TO ANY SIP TELEPHONY PROVIDER.

What's New in Version 2.1

Bug fixes
Chat changed to XMPP protocol


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Customer Reviews

Works as it says!

Used this APP on iPhone 6 and on 4th gen iPod touch. It works as advertised with Asterisk 13 server. Successfully registered, Able to make and receive video/ audio calls. The most useful VOIP Video app I've found! Thanks!

P.S. Don't run "assistant" if you using it with Asterisk server!

Crap App

Crap App, don't waste your time downloading as you can't even sign on. Thumbs Down

View In iTunes
This app is designed for both iPhone and iPad
  • Free
  • Category: Productivity
  • Updated:
  • Version: 2.1
  • Size: 15.0 MB
  • Languages: English, French, Russian
  • Seller:

Compatibility: Requires iOS 4.3 or later. Compatible with iPhone, iPad, and iPod touch.

Customer Ratings

0 0 0 We have not received enough ratings to display an average for the current version of this application.