Best Free Business VoIP Providers of 2025 - Page 3

Find and compare the best Free Business VoIP providers in 2025

Use the comparison tool below to compare the top Free Business VoIP providers on the market. You can filter results by user reviews, pricing, features, platform, region, support options, integrations, and more.

  • 1
    Cybtel Reviews
    Discover Cybtel, the comprehensive answer for international calling, messaging, and the provision of DID numbers. With Cybtel, maintaining connections with family or managing global business affairs is effortless, regardless of distance. Enjoy exceptional clarity and ease as you navigate your global communication needs, ensuring that every conversation is as seamless as possible.
  • 2
    Linphone Reviews

    Linphone

    Belledonne Communications

    What is Linphone and what software do I actually need? Learn about the entire software family we create and distribute. Are you curious about how Linphone, Liblinphone SDK, or Flexisip server can be used in your own VoIP project? Check out our white papers and read common use cases. Are you unsure whether to use open source or proprietary licensing? Need help with your project or are you unsure which license is best for you? Learn more about our licensing model, and the range of professional services we offer. What are we? Find out the history of Linphone, our team's skills, and some of our references. One SDK that abstracts platform specificities to create your VoIP client for smartphones and tablets, desktop platforms, embedded systems, and embedded systems. Our Maven repository and Cocoapods allow seamless integration with mobile platform IDEs. SDK packages can be downloaded and the source code can be shared publicly.