Free Carbon Calculators

For Individuals and Small Businesses

Select the type of calculator you need



Free, online carbon footprint calculator


Small Business

Easy to use online calculator



The carbon calculators are provided free to use

Show you care for the environment and communities across the World by Carbon Offsetting.

In just a few clicks you can support carbon offsetting projects that both tackle climate change and support impoverished communities around the World. 

Just click the 'Offset' button after you have finished your calculation 


Thank you for your support!




These free to use online carbon calculator tools are independently audited on an annual basis as part of the Quality Assurance Standard (QAS) for Carbon Offsetting. As part of the QAS we are also audited to ensure all carbon offsets sold on this web site meet the stringent QAS requirements.

More information on the QAS...



Add our calculator tools to your web site

For instruction on how to add our FREE calculator tools to your web site visit our Calculator Tools Page