For example, by charging to run a game or workshop or by including use of the simulator in my consulting practice.


Yes! Use of En-ROADS is free for both commercial or non-commercial use. Our goal is to get the best, science-based tools in front of as many people as possible. Around the world people use En-ROADS in all kinds of settings—professors uses it in classes, consultant uses it for executive trainings, and countless other settings.


We do ask, that if you are earning money from using Climate Interactive tools and materials, that you return some of the value back to us, so we can keep providing the tool for free. A suggested donation is 10% of the revenue from each event or engagement.

Tax-deductible donations to our mission ensure that En-ROADS gets updated with the best available science, materials are translated, analysis is posted on current topics, and we can continue non-partisan engagement efforts. You can donate to Climate Interactive at:


If you’re a company or enterprise using it in-house in an on-going way, consider making a large annual gift. Feel free to contact us to discuss options. 

Overall, our top goal is for you to use our tools to make a big difference in the world.


All donations to support Climate Interactive are tax deductible under US tax code.


Qualifications: The above statements pertain to Climate Interactive-hosted websites and Climate Interactive-packaged applications only. Use is restricted to operation of simulators through a standard web browser or the downloaded app, and controlled by a person (no automation). Climate Interactive retains all rights for other uses and interaction methods. Climate Interactive may change these terms in the future.