About SewCalcs

SewCalcs provides 109+ free calculators across 16 categories. Every tool is fast, accurate, and requires no signup or account.

Browse by Category

• 🧵 Fabric & Yardage: 14 calculators
• ✂️ Pattern & Sizing: 10 calculators
• 🪡 Seams & Construction: 11 calculators
• 🛏️ Quilting: 12 calculators
• 🪟 Curtains & Blinds: 10 calculators
• 🏠 Home Sewing: 8 calculators
• 🪻 Embroidery: 8 calculators
• 📌 Notions & Supplies: 8 calculators
• 📐 Alterations: 10 calculators
• 🔢 Sewing Maths: 8 calculators
• 📏 Layout: 1 calculators
• 🪡 Garment Details: 1 calculators
• 🧶 Fabric: 2 calculators
• 👗 Garments: 1 calculators
• 🪡 Garment Construction: 4 calculators
• 📐 Pattern Making: 1 calculators
• 📚 Reference: 4 guides

Our Commitment

• 1.Always free: no signup, no paywall, no limits.
• 2.Accurate formulas: based on established standards and proven calculations.
• 3.Works everywhere: phone, tablet, desktop. No app to install.
• 4.No tracking: we use minimal analytics. Your data stays on your device.