Tools and calculators
Calculators to plan a knitting, crochet, or sewing project using US measurements. Each tool explains its method, its assumptions, and its sources.
Sewing Machine Needle Size Chart
Choose a fabric or a task: the calculator gives the needle type and the sizes listed by BERNINA, in the NM/US format printed on the pack (for example 80/12), with the color band.
Open calculatorKnitting Needle and Crochet Hook Size Chart
Choose needle or hook, then the size you know, US or metric: the calculator gives the equivalent from the Craft Yarn Council chart.
Open calculatorBias Tape Calculator
Enter the length of bias tape you need and the cut width of the strips: the calculator gives the side of the fabric square to cut for continuous bias tape, or the length your square makes.
Open calculatorOnline Row Counter
Tap "+ 1 row" at the end of each row. The counter also shows the row of your pattern repeat, the rows remaining to your pattern's target, and the height worked from your gauge.
Open calculatorFabric Yardage Calculator
Enter your pattern pieces or the size of your pillow, table or window: the calculator lays the pieces out across the width of fabric, draws the cutting layout and gives the yardage to buy, rounded up to the next 1/8 yard.
Open calculator