Free Erlang traffic calculators

The world's first online Erlang traffic calculators

Telecom Traffic Online
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erlang calculators - free

This site contains online resources to assist the global network professional with telecommunications traffic design and analysis. Whether you design PBX networks or international carrier networks, we hope this site will help you.

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VoIP bandwidth calculator

Erlang software

We provide a range of software products to assist in the design and analysis of global voice networks, including Voice over IP support. Prices start at just 31 US Dollars.  Our product range includes an Erlang add-in for Microsoft Excel (Erlang for Excel) that allows Erlang calculations to be performed within Excel workbooks; basic Windows calculators for performing traffic and VoIP bandwidth calculations and tools to assist in the analysis of call centres.

!! 35% discount on all single user licences until 2016 !!

The prices on this web site include a 35% discount on single user licences.
This is an end of year offer. Prices will return to normal in January 2016.

  • CC-Excel

    Bringing nine call centre staffing Erlang functions to Microsoft Excel for you to use in your own workbooks.

    Includes example calculators and tables that you can use immediately or build on.

  • Erlang 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.

  • Erlang for Excel

    An Add-In for Microsoft Excel that installs Erlang B and C functions that you can use in your own workbooks.

    The ultimate in Erlang traffic modelling flexibility and data sharing.

  • 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.

Our latest product is CC-Excel and will help you, as a call centre professional, to model your staffing and operational performance using Microsoft Excel. CC-Excel introduces nine call center functions to Excel for estimating staffing requirements and call handling using the Erlang C traffic model.

CC-Excel also includes twelve example calculators and a staffing table in an example workbook.  You can use them immediately or expand upon them to create your own call center modelling spreadsheets.

Excel call center functions add-in

Free Erlang calculators

Our free Online Erlang Traffic Calculators can be used now to work out the number of lines required in a trunk group, and to assist in call centre analysis. They include tools for call center calculations (Erlang C), Erlang B, Extended Erlang B, Engset and Voice over IP.

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Telecom Design Forum

Here are the latest messages posted by fellow telecommunications and call centre professionals, sharing their thoughts and ideas on telecommunications design, Voice over IP and call center operations.

Click here to join in now.

Author Subject Date Message (part)
Anyaogu Arinze C. NOKIA Base Station Frequency Reference 26 Nov 2015 What page on the Flexi Multi Radio will I set the DAC value?...
VIKRANT 3G KPI 26 Nov 2015 can anybody please tell me 3G KPI counters in details ?... Telecommunication 25 Nov 2015 Traffic occupancy for one hour. Good definition and a worked example that you can use in the intro section of this site...

Our customers and what they say about us

We are proud to have satisfied customers from around the globe.  Our customers vary in size from one man consultancy businesses to some of the largest telecommunications carriers in the World.  Find out who they are, and what they think of our products and service.
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Last modified: 13 May 2015

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