IMPORTANT - if you are experiencing no audio during calls after installation, please reboot your device!

Zoiper is a FREE IAX and SIP softphone application for voip calls over 3G or WiFi. There are NO ADVERTISEMENTS.

Zoiper softphone offers a simple user interface and superb audio quality for smooth Voice over IP experience.
Contact us for white-label versions with your logo and company or for our VoIP SDK if you want to build your own solution or visit http://www.zoiper.com/en/voip-sdk

Available for both SIP and IAX systems, Zoiper is a phone solution perfectly fit for end users, service providers, call centers or any business willing to benefit from VoIP communications.

Want to distribute it to your users ? Use the free automatic provisioning system on http://oem.zoiper.com and avoid tedious manual configurations!.

IMPORTANT: Zoiper softphone is a standalone client-side software VOIP phone application and is not bundled together with a voip service. To make and receive voip calls using Zoiper, you must subscribe to any SIP or IAX based service provider across the globe.