No account needed. Your file is never stored.

Drop your messiest emissions data.
Watch it calculate — and show its work.

Any spreadsheet, any layout. CLIMATRIX maps every line to a real emission factor, computes your footprint, and shows you exactly how each number was derived — the factor, its source, and the formula.

Drag a spreadsheet here, or click to browse

CSV or Excel · first 50 rows · nothing is stored

Drop your messiest emissions data.Watch it calculate — and show its work.

Drop your messiest emissions data.
Watch it calculate — and show its work.