Calculate inventory turnover ratio and days from COGS and average inventory. Client-side only — your data stays private.
Inventory turnover ratio measures how efficiently a company manages its stock. Enter your Cost of Goods Sold (COGS) and average inventory value to instantly calculate turnover ratio and inventory days. 💰 No sign-up · Client-side calculation
The Inventory Turnover Calculator is a free online tool that runs entirely in your browser — no software installation required. Your data is processed locally and never uploaded to any server, ensuring complete privacy. Works on all major browsers and mobile devices. This tool helps you quickly analyze inventory efficiency for better supply chain and financial decisions. Simple to use: just enter your COGS and average inventory, and get instant results. All processing happens client-side for fast, secure, and reliable performance.