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  2. Textfree - Wikipedia

    en.wikipedia.org/wiki/Textfree

    TextFree (formerly called Pinger and sometimes stylized as textfree) is a mobile application and web service that allows users to send and receive text messages, as well as make and receive VoIP phone calls, for free over the internet. The service costs nothing because it is supported by ads, but users have the option of paying for an ad-free ...

  3. Ringo (software) - Wikipedia

    en.wikipedia.org/wiki/Ringo_(software)

    Ringo was an international calling app for smartphones that utilized dedicated phone circuits for making calls. [3] Ringo used local phone networks instead of the user's smart phone's Internet connection to connect calls. [4] The caller, but not the called party, downloaded and used the app to make calls. [5]

  4. Mobile virtual network operator - Wikipedia

    en.wikipedia.org/wiki/Mobile_virtual_network...

    An MVNO does not own its own network infrastructure, and simply uses an MNO's infrastructure. A mobile virtual network operator (MVNO) is a wireless communications services provider that does not own the wireless network infrastructure over which it provides services to its customers.

  5. AOL Plans - AOL Help

    help.aol.com/articles/aol-advantage-plans

    Tech Plus by AOL will provide around-the-clock tech support for all your devices coupled with computer and digital data protection services. • Tech Plus by AOL - Platinum - Tech Plus Platinum includes top of the line products to help protect your identity, personal data and devices, so that you have more control over your digital life.

  6. Access a free AOL plan

    help.aol.com/articles/free-aol-plan-faqs

    Reach out to your telephone or cable provider to inquire about the availability of broadband service in your area. Keep in mind - AOL also offers several reliable and affordable options for connecting to the internet via dial-up. Find out more about our connection plans by calling 1-800-827-6364.

  7. Comparison of VoIP software - Wikipedia

    en.wikipedia.org/wiki/Comparison_of_VoIP_software

    Mixed: free software versions under GNU GPLv3 + shareware versions under gplv3 with exception of including proprietary code macOS version proprietary on App Store, free version limited to sponsored SIP provider; Windows version proprietary; Linux version open source ICE, SIP, MSRP, RFB (VNC), XCAP: Opus, speex, G.722, GSM, iLBC, PCMU, PCMA

  8. Wi-Fi calling - Wikipedia

    en.wikipedia.org/wiki/Wi-fi_calling

    The GAN protocol that extends mobile voice, data and multimedia (IP Multimedia Subsystem/Session Initiation Protocol (IMS/SIP)) applications over IP networks.The latest generation system is named or VoWiFi by a number of handset manufacturers, including Apple and Samsung, a move that is being mirrored by carriers like T-Mobile US and Vodafone.

  9. Internet telephony service provider - Wikipedia

    en.wikipedia.org/wiki/Internet_telephony_service...

    In the United States, net2Phone began offering consumer VoIP service in 1995. [2] Usually, ITSPs negotiate agreements for route termination to various parts of the world from multiple VoIP providers. ITSP customers may be able to choose a VoIP provider for their VoIP calls.