StitchTip calculator

Sweater yarn calculator

Estimate yarn for a sweater, cardigan or vest with separate body, tapered-sleeve and finishing calculations.

Quick sweater yarn estimate

Estimation method

No measurements or swatch needed. Choose the closest standard adult size and garment style for a practical planning range.

Standard size chart
Units
Safety margin

How sweater yarn is estimated

The body uses finished circumference and length. Each sleeve uses the average of upper-arm and cuff circumference, then neckline and band allowance and the selected safety margin are added.

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Sweater yarn example

A 50 cm sleeve tapering from 35 cm at the upper arm to 18 cm at the cuff uses an average circumference of 26.5 cm instead of being treated as a straight tube.

Frequently asked questions

Can I calculate a sleeveless garment?

Yes. Choose sleeveless and the calculator removes sleeve area while retaining the body and finishing allowance.