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Calculator Collection

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Both calculators run independently — change the inputs on either side to compare results.

Sewing

Pattern Grading Calculator

Determine how much to shift each grading point on a sewing pattern when adjusting from one size to another. Use it when resizing commercial patterns or custom blocks to match specific body measurements.

Fill in the required fields to see your result.
Sewing

Pattern Ease Calculator

Calculates the total pattern measurement — body measurement plus wearing ease and design ease — so your sewn garment fits correctly. Use it when drafting or grading a sewing pattern.

Fill in the required fields to see your result.

Key differences

Pattern Grading CalculatorPattern Ease Calculator
CategorySewingSewing
Inputs required44
ResultAdjustment per Grading Point (inches)Pattern Measurement Needed (inches)
What it doesDetermine how much to shift each grading point on a sewing pattern when adjusting from one size to another. Use it when resizing commercial patterns or custom blocks to match specific body measurements.Calculates the total pattern measurement — body measurement plus wearing ease and design ease — so your sewn garment fits correctly. Use it when drafting or grading a sewing pattern.