Golden Grain Calculator: The Ultimate Woodworking Toolkit Golden Grain is the precision-engineered assistant every woodworker needs. From professional furniture makers to weekend DIYers, this app replaces complex shop math with intuitive, powerful tools that save time and eliminate costly material waste. Why Golden Grain? Native Fractional Calculator: Add, subtract, and divide feet, inches, and fractions down to 1/64th and round up to the nearest 1/16th. No decimals, no errors—just shop-ready numbers. Smart Cut-List Optimizer: Input your parts and available sheet goods. Our algorithm nests your cuts to maximize every inch of plywood, reducing waste by up to 30%. The "Sagulator": Stop guessing. Input your wood species and shelf span to instantly predict deflection under load. Wood Movement Predictor: Use local humidity data to calculate exactly how much your project will expand or contract before you even cut your joinery. Key Features: 250+ Wood Species Library: Instant access to Janka hardness, stabi