Calculators

Converts shoe sizes between different measurement systems (US, UK, EU, CM).

Calculates the recommended shoelace length based on the number of eyelets in your shoe design.

Calculates the inventory level at which a new order should be placed to avoid stockouts.

Converts a number of steps into an approximate distance in kilometers.

Calculates the tip amount and total bill based on the bill amount and service quality.

Calculates the size of curtains needed based on the desired length, the width of the window, and the desired fullness.

Calculate your sock size based on your shoe size and gender.

Estimates the amount of fabric needed to make a tote bag, considering dimensions and seam allowances.

Calculates the estimated travel time and arrival time for a car trip, based on distance and speed.

Calculates your bra size based on your band and bust measurements for US, UK, and European sizing systems.