Yarn, wool (substitution) quantity calculator

Calculate the amount of yarn/wool needed to replace the one in the pattern

Measurement units
MetersYards
GramsOunces
Calculation mode
Recommended thread
Thread I want to use
Enter the characteristics of your yarns/wools to calculate the equivalence in balls and yardage
To properly replace your thread

🎯 Calculation modes:

Complete: Uses weight AND length for accurate calculation (recommended)
Weight only: When you only know the weight of the yarns
Length only: When you only know the length of the yarns

📋 Instructions:

1.Choose your preferred units (meters/yards, grams/ounces)
2.Select calculation mode based on available information
3.Fill in the pattern yarn data
4.Enter your yarn characteristics
5.Results display automatically!
Important tips:
  • Make sure yarn weights are similar (DK with DK, etc.)
  • Always add 10-15% margin for errors
  • Check your gauge swatch before starting the project
  • Complete mode gives the most accurate results
Keyboard Shortcuts
Copy resultCtrl+C
Reset formCtrl+R
Toggle length unitU
Toggle weight unitW
Complete calculation1
Weight-only calculation2
Length-only calculation3

Your preferences are automatically saved and restored when you return.

Perfect for planning yarn purchases and managing your stash effectively.