Free CO2 calculators
Check out OpenCO2net’s open carbon footprint calculators. Our aim is to increase the knowledge of businesses and individuals about climate emissions. With our open calculators you can easily test how everyday things can affect the climate and how you can reduce your emissions.
The calculators are built on the OpenCO2net platform and use the OpenCO2 emission database.
OpenCO2net’s open carbon footprint calculators
CO2 heating calculator
Investigate the greenhouse gas emissions of different forms of heating.
CO2 commuting calculator
Find out how much greenhouse gas emissions your commute generates.
Would you like to purchase a similar calculator for your company?
We implement customized calculators for various purposes on the OpenCO2net platform, tailored to our customers’ needs and brand image. Customized calculators are well suited for calculating the carbon footprint of an entire range of products or services, for example, and their use does not require any prior experience in emissions calculation.
Our experts build the calculators and select the correct emission factors, ensuring that your calculations are accurate. A customized calculator is also a valuable tool for sales and marketing purposes. Explore our customized calculators and other customer stories here.
If you are interested in our tools, please contact us and we will customize the calculator to suit your company’s needs!

Anna Kemppainen
Head of Professional Services
anna.kemppainen(a)openco2.net
+358 50 465 8737
