Natterbox Alternatives

    Natterbox is described as 'leads the way for telephony within Salesforce!'. There are five alternatives to Natterbox for a variety of platforms, including Windows, iPhone, Mac, iPad and Linux. The best alternative is Asterisk, which is both free and Open Source. Other great apps like Natterbox are RingCentral (Paid), miniSIPServer (Paid), Slingshot VoIP (Paid) and 8x8 Virtual Office (Free).

    This page was last updated Feb 17, 2021

      • FreeOpen Source
      • Mac
      • Windows
      • Linux
      Asterisk is free software that transforms a computer into a communication server. Asterisk lets you build applications like PBX, VoIP gateway, IVR and ACD.
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      • Mac
      • Windows
      • Online
      • Android
      • iPhone
      • Software as a Service (SaaS)
      RingCentral Office integrates phone, video, meetings, and messaging in one reliable, easy-to-use solution. Unlimited local, long distance calling and faxing – anywhere within the US and Canada Voice
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      • Windows
      • Linux
      • Raspberry Pi
      You will be able to setup your own VOIP system in ONE HOUR. miniSIPServer can run on Windows, Linux and even Raspberry Pi. We can also run it on kinds of virtual machine systems, such as Hyper-V, VMWare, KVM, Xen.
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      • Mac
      • Windows
      • Online
      • Android
      • iPhone
      • iPad
      Slingshot VoIP is a cloud-based communications provider that specializes in business VoIP service. Our platform delivers carrier-grade services including virtual PBX solutions that caters to small and medium sized companies.
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    1. Use your iPhone, iPad or iPod touch to make and receive calls using your 8x8 Virtual Office phone service. Now your 8x8 business phone extension can be truly mobile!.
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    Showing 5 of 5 alternatives