Free Erlang traffic calculators

The world's first online Erlang traffic calculators

Telecom Traffic Online
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Erlang for Excel
A-Z termination using H.323 and SIP
A-Z termination
  • VoIP softswitch

    DUAL Softswitch is a complete Voice over IP switching and billing solution.  Flat monthly rate.

    Web control panels; Least Cost Routing; Excel tariff uploads; SIP and H323 support.

    H323 SIP softswitch >>

  • VoIP calling

    Premium quality termination for wholesale carriers with their own VoIP switch.

    44Direct >>


    Our lowest rates for wholesale carriers with their own VoIP switch.

    44Mobile >>


    Our unique online callshop billing system.

    Bill My Calls >>

Free Call Center Dialer / Software?

  • Ansapoint

    Easily estimate the number of agents and trunks required at your call centre.

    Handles 15, 30 or 60 minute analytical intervals and includes reporting and graphing features.

  • Erlang for Excel

    An Add-In for Microsoft Excel that lets you use Erlang B and C functions in your own Excel spreadsheets.

    The ultimate in call centre modelling flexibility and data sharing.

  • Traffic Calculators

    An easy to use and fast Windows product offering Erlang B, Extended Erlang B, Erlang C and Call Minutes calculators.

    Four products in one, plus Erlang for Excel free.

Chris Charles - 22nd February 2012  (09:59 GMT)

does anyone know of a free Call Center software or dialer solution out there?

I know only of Vicidial, but my staff finds it hard to use.

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Last modified: 23 May 2012

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