Sankey diagram software
Sankey diagram software

Sankey diagram software

The most popular software for creating Sankey diagrams. Visualize the material & energy flow or value streams in your company or along the supply chain. Share these appealing diagrams in reports or presentations.

Contact us:

e!Sankey Hotline

e!Sankey Hotline



The No. 1 tool for creating Sankey diagrams

e!Sankey the leading program for drawing Sankey diagrams and is used worldwide by experts from industry, consulting, research & education.

  • More than 10,000 users in almost 100 countries
  • Clear visualization of material and energy flows
  • Universally and versatilely deployable
  • Free trial version - available for immediate download

e!Sankey – show the flow.

Areas of Application:


  • energy audits & energy management
  • energy flows (energy balance, energy efficiency)
  • material flows
  • heat transfer & heat losses
  • water & waste water, waste disposal & management
  • logistics & transport of goods, supply chain & process flows
  • visualization of cost flows & allocations, business & marketing analysis

Advantages of the software:

e!Sankey is the standard Sankey diagram software for professionals. Using our tool you can easily create Sankey diagrams with high complexity and accuracy. The software provides considerable advantages:

  • Free drawing regardless of directions (incl. flows & nodes)
  • Live Link to Microsoft Excel
  • Balance checks to show inconsistencies in the diagram
  • Organized and flexible management of units and entries
  • Local storage of files & diagrams (e.g. within the secure company network)
  • reliable & professional support
  • No follow-up costs

Our software e!Sankey lets you create Sankey diagrams quickly and easily.

No matter whether you wish to create an energy flow, material flow, cost flow or a supply chain / process flow diagram. Use e!Sankey to create convincing visualizations for your presentations, reports and publications and link them to your Microsoft Excel files.

The perfect visualization for resource and energy efficiency: a Sankey diagram immediately draws the attention to the most important flows.

    Order your license now!

    Data visualization is a great way to simplify, and to understanding complex relationships in process systems - e!Sankey is the perfect tool for that!

    Order your license now through our secure online shop (SSL encryption). After your purchase you can directly download and activate the e!Sankey license.

    Our users and references:

    Our users and references:

    Among the uses of the software e!Sankey are renown industrial companies, small- and medium-sized firms, research institutes, consultings, and energy advisors.The e!Sankey reference list contains a selection of companies that are successfully using e!Sankey in their projects. e!Sankey Reference List (PDF)

    e!Sankey Reference List (PDF)
    Our development team and their passion:

    Our development team and their passion:

    The maker of the tool e!Sankey, ifu Hamburg GmbH, has a track record of developing Windows software applications since 1993. Their products are solutions for sustainability, energy efficiency and resource efficiency.

    Automation & Integration:

    Using the e!Sankey Software Development Kit (SDK) software developers can automate the creation of Sankey diagrams and integrate them into their own solutions.

    Suppliers of energy management software and web solution providers benefit from this package to include appealing Sankey diagram visualizations into their own product.

    ifu Expert News

    Monthly whitepaper, best practice examples etc. on sustainable production