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All your contacts in one interface!

Our VoIP softphone will look everywhere for your contacts and will display them in a combined list for easy access. Outlook, windows/mac, LDAP, XMPP, XCAP, android, iOs. You name it, we got it and we will lookup incoming calls as well so you know who calls before you answer.

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Stop eavesdropping on your calls, encrypt your VoIP calls!

Don't like it when people eavesdrop on your conversations ? Neither do we, that's why we offer free encryption for all your text, voice and video communications with TLS/SRTP and ZRTP (coming soon).

Zoiper softphones run on a multitude of different platforms. No matter if you are using mac, linux or windows, iPhone, android or a browser, we got a solution for all. (and we are working hard on adding even more)

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Bring your own device

Zoiper runs on a multitude of different platforms. No matter if you are using mac, linux or windows. Iphone, android or a browser, we got a solution for all. (and we are working hard on adding even more).

Learn more about devices support

Unified VoIP communications

Ignore the buzzword above, it just means we do Audio, Video, Fax, Presence and instant messaging. All from one intuitive interface.

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Improve the efficiency of your communications.

Click to dial CRM integration, number recognition, Outlook and thunderbird plugins, TAPI for those times when you prefer to dial directly from another program without to switch to the Zoiper window first.

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Small footprint

Zoiper does not rely on Java, Flash or .NET but is written in oldsk00l C/C++ and assembly. This results in low memory and cpu usage and makes for quality audio even on older hardware.

Finding all this voip stuff a tad complicated ?

Use our automatic provisioning options and restrict parts of the interface to make sure all your users are at ease.

Learn more about usability

Free or Cheap calls with ANY voip providers!

Zoiper is compatible with most voip service providers and PBX's. Enjoy free calls between Zoiper users or combine our dialers with your favorite provider for the cheapest calls.

Combine multiple providers for the cheapest route to every destination.

Learn more about free or cheap calls