Circle Skirt Calculator is the ultimate tool for sewists, fashion students, and pattern makers who want to draft perfect circle skirt patterns. Whether you’re designing a full, half, quarter, or three-quarter circle skirt, this app eliminates all the math and gives you clean, accurate measurements – plus visual guides!

Key Features:
• Support for Full, ¾, Half, and ¼ Circle Skirts
• Calculates Waist Radius, Total Fabric Length, Fabric Diameter, and Fabric Yardage
• Choose Metric (cm) or Imperial (in) units
• Add seam and hem allowances easily
• Instant visual preview with labeled measurements
• Clean two-tab interface (Input / Result)
• Built-in guide to verify your numbers

Ideal for:
• Sewing beginners who want visual help
• Fashion designers customizing skirt shapes
• DIYers planning fabric purchases
• Pattern makers adjusting commercial patterns