Carbon Calculator
Measure your website's carbon footprint and environmental impact. Analysis takes 30-60 seconds.
Carbon Rating
Get an A+ to F rating based on your page weight, hosting, and data transfer compared to the web average.
Emissions Breakdown
See CO2 contributions from data centers, networks, and user devices — both operational and embodied.
Real-World Equivalents
Understand your impact with relatable comparisons: trees needed, car km driven, phone charges, and more.
How It Works
Fetches your page via Google PageSpeed Insights for accurate resource measurement
Calculates total page weight including HTML, CSS, JS, images, and fonts
Checks if your hosting provider uses renewable energy (green hosting)
Applies the Sustainable Web Design model to estimate CO2 per page view
Projects annual carbon output based on your monthly traffic volume
Provides actionable suggestions to reduce your website's carbon footprint