Shoe Size Converter

Shoe sizes vary by country. The most reliable starting point is measuring foot length in cm at the end of the day when feet are slightly larger than in the morning

The calculator uses the standard published formula for shoe size. Results are accurate to the precision of the inputs you provide. For financial, medical, or legal decisions, always verify with a qualified professional.

This calculator works with centimetres, inches. You can enter values in the units shown — the calculator handles all conversions internally.

The calculator applies the standard formula for this type of calculation. See the 'How It Works' steps above for the detailed formula breakdown.