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Both calculators run independently β€” change the inputs on either side to compare results.

Sewing

Interfacing Yardage Calculator

Calculate the yardage of interfacing needed to stabilize garment pieces like collars, cuffs, and facings. Enter your garment type, size factor, interfacing width, and any extra pieces to get a total yardage estimate.

Fill in the required fields to see your result.
Sewing

Buttonhole Spacing Calculator

Calculate the center-to-center distance between buttonholes on a placket for evenly spaced results. Use it whenever adding buttons to a shirt, cardigan, blouse, jacket, or any faced opening.

Fill in the required fields to see your result.

Key differences

Interfacing Yardage CalculatorButtonhole Spacing Calculator
CategorySewingSewing
Inputs required44
ResultInterfacing Needed (yards)Spacing Between Buttonholes (inches)
What it doesCalculate the yardage of interfacing needed to stabilize garment pieces like collars, cuffs, and facings. Enter your garment type, size factor, interfacing width, and any extra pieces to get a total yardage estimate.Calculate the center-to-center distance between buttonholes on a placket for evenly spaced results. Use it whenever adding buttons to a shirt, cardigan, blouse, jacket, or any faced opening.