Optimize Your Inventory
Free, instantly-available calculators to help supply chain professionals make data-driven inventory decisions.
No sign-up. No credit card. Just enter your numbers and get results immediately.
Calculators
Economic Order Quantity
Find the optimal order quantity that minimizes total inventory costs.
Use Calculator →Safety Stock
Calculate the buffer inventory needed to protect against demand spikes.
Use Calculator →Reorder Point
Determine when to place a new order based on demand and lead time.
Use Calculator →ABC Analysis
Categorize inventory items by their contribution to total annual value.
Use Calculator →Inventory Turnover
Measure how many times inventory is sold and replaced per year.
Use Calculator →Days Inventory Outstanding
Calculate how many days inventory sits in stock before sale.
Use Calculator →How It Works
Enter Your Data
Input your inventory parameters (demand, costs, lead times).
Instant Results
Get calculations based on your specific numbers in milliseconds.
Optimize Decisions
Use results to reduce costs and improve supply chain performance.