Print a true-scale measuring chart in US Men's, US Women's or EU sizes — or calibrate on screen with a credit card to estimate your size.
Shopping aid only — brands vary. Not a medical device.

A printable chart that checks its own scale.
Print at 100% and check the credit-card outline, so you know the chart is the right size.
US Men's, US Women's or EU.
No printer? Calibrate on screen with a credit card to estimate your size.
No account, no setup.
US Men's, US Women's or EU.
No fit-to-page. Check the card outline.
And read off the size.
Try it free. One purchase unlocks unlimited measure charts.
It's a shopping aid only — brands vary, and it's not a medical device. Print at 100% (no fit-to-page), check the credit-card outline, then measure both feet.
US Men's, US Women's and EU.
No. FootGauge works on-device only.
No. It's free to try, and one $4.99 purchase unlocks unlimited use. No ads.