Skip to main content

Perfect FBA in 2 Minutes — No Scissors Required

The only tool that automatically applies Full Bust and Small Bust Adjustments to any commercial PDF sewing pattern. Upload your pattern, enter your measurements, download your adjusted pattern. Done.

Free 14-day trial — no credit card required

How It Works

Upload Your Pattern

Upload any PDF sewing pattern. Our system analyzes the pattern structure and prepares it for adjustments.

Enter Measurements

Input your body measurements. Mark apex points and adjustment areas on the pattern for precise fit modifications.

Download Adjusted Pattern

Get your perfectly adjusted pattern as a print-ready PDF. No more manual grading or complicated math.

Why Bombajom Patterns?

Works with any PDF pattern

Compatible with patterns from any designer or marketplace

Precise fit adjustments

Full bust, small bust, and custom alterations

Browser-based

No software to install—works in any modern web browser

Print-ready output

Download adjusted patterns ready for your home printer

Built for Sewists Who Need Better Fit

Full Bust Adjustment (FBA)

Automatically calculate and apply FBA to any bodice pattern in your PDF.

Small Bust Adjustment (SBA)

Reduce bodice ease precisely — no manual math or paper slashing.

Works with Any PDF Pattern

Upload patterns from Simplicity, McCall’s, Burda, indie designers — any PDF.

Pricing

Basic

$9.99/mo

Pro

$19.99/mo

Ready to Transform Your Sewing Workflow?

Stop spending 30 minutes on paper pattern adjustments. Upload your PDF, enter your measurements, and download a perfectly adjusted pattern — no credit card required.