Waft: Reed Diffuser Calculator

Waft is a precise reed diffuser formulation and business calculator built for makers. Create balanced diffuser formulas by weight or volume, choose your base, set fragrance load and fill percentage, and instantly see the exact amounts of fragrance and base required. With Waft, you can: • Calculate single diffuser formulas • Estimate diffuser lifespan using reed count and evaporation rate • Save and reuse recipes • Scale recipes into production batches • Generate shopping lists for fragrance, base, vessels, and reeds • Calculate product costs, labor, markup, margin, wholesale, and marketplace pricing • Reference ingredient densities, supplier limits, flash points, and IFRA notes • Work in metric or US customary units Core blend calculations and standard life estimates remain available for free. Optional Waft Pro unlocks the full seller toolkit, including batch, cost, pricing, shopping list, marketplace, and calibration tools. Waft is designed as a practical planning instrument. Results vary based on fragrance, base, reeds, vessel, airflow, temperature, humidity, and other real-world conditions. Always validate formulas and follow supplier and regulatory guidance. Your saved recipes and workspace details are stored locally on your device. Built by Lavender Ink.