Free SIP Providers Are a Great Way to Make Free Calls on the Internet

Use a SIP account to make free on the internet

Double exposure of Businessman hand using smartphone with world hologram in technology and social concept holding smartphone with digital graphic
Busakorn Pongparnit / Getty Images

Session Initiation Protocol (SIP) is used in Voice Over Internet (VoIP) communications. It allows users to make mostly free voice and video calls over the internet. Having a free SIP account is a great way of making free calls on the internet. You need to choose a SIP provider that gives you a SIP account for free, and there are several of these available. Pick your favorite and start calling.

OnSIP is a paid VoIP service offered by Junction Networks. However, the company also offers the OnSIP Free Plan to people who want to create a free SIP address. The OnSIP Free Plan provides web-based voice, video, and messaging solution for teams. It includes:

  • Up to 100 users
  • Free SIP to SIP calling
  • Custom web call links and HTML buttons
  • Integrates with Slack and Zendesk
  • Google Chrome extension. 

The OnSIP Free Plan replaces the company's GetOnSIP program. More »

02
of 05

IPTel.org provides IP telecommunications services and hosts several projects like the SIP Express Router, SIP Express Media Server, and the SIP Express Router Web. IPTel also provides a wealth of information on SIP communications on its website. The free SIP account IPTel offers is of good quality and is available with only a straightforward registration. More »

03
of 05

Ekiga.net is a VoIP service that offers a softphone program and free VoIP service. It is known for its Linux VoIP app. Ekiga also offers free SIP addresses that you can use with any SIP-supporting softphone application. More »

04
of 05

SIP2SIP is a straightforward SIP service offered by AG Projects. It is a free SIP service based on fair-use policy and no support. Registration and account management are easy. AG Projects has lots of products and offers this free SIP service for users to test the features present in its products. SIP2SIP offers audio, video, chat, file transfer, and multiparty conferencing. More »

05
of 05

The sip.antisip.com service offers a set of SIP-based services. Among them is a free SIP account that provides VoIP to VoIP services. The company recommends downloading its Antisip app for Android mobile devices, but the SIP account works with other services. 

Links to YouTube tutorials are available at the website for users who are new to the SIP experience. More »

Was this page helpful?