Lumber Logic: The Ultimate Woodworking Toolkit & Cutlist Planner

Master your workshop with Lumber Logic, the all-in-one professional woodworking calculator and carpentry project planner. Designed for the modern woodworker, this app simplifies complex math so you can focus on the craft.

Precision Calculators for Every Project:

Smart Fractions Calculator: Add or subtract fractions easily (to and from decimal too, feel free to mix and match!). Includes unique round-up or round-down options—perfect for matching your tape measure or miter saw settings.

Advanced Cutlist Calculator: Stop struggling with lumber and plywood. Optimize your woodworking plans with automated cutlists that maximize every board. Have a long list? We support CSV so you can import your cutlists with ease!

Shelf Spacing Tool: Get perfectly equal layouts for bookshelves and cabinets in seconds (this is my favorite and actually why I started this whole development).

Imperial & Metric Converter: Switch between metric and imperial easily for global woodworking designs.

Frame Calculator: Calculate the exact angles and lengths for picture frames (supports more than 4 sides for cool polygon frames) with visual preview!

Exclusive Feature: PC Sync (Pro Subscription)
Need a bigger screen? Lumber Logic turns your phone into a local web server. Access your woodworking tools and calculators directly on your PC, Mac, or Tablet via your local network. No more sawdust on your phone screen—type on your laptop and get instant results at your workbench.

Why Choose Lumber Logic?

Built for the Shop: High-contrast UI for readability in dusty workshops.

Contractor Grade: Essential for finish carpentry, cabinet making, and DIY furniture building.

Ad-Supported or Pro: Access all core carpentry and woodworking tools for free, or upgrade to Pro to remove ads and unlock PC Sync.

Whether you're a professional carpenter or a weekend hobbyist, Lumber Logic is the last woodworking app you’ll ever need. Download now and build with precision!