Free tools
Calculate before ordering. Already a considerable improvement.
Ten deterministic calculators. Formulas are visible, assumptions are editable and results can stay in the URL. No logistics oracle was consulted.
Safety stock calculator
Keep a buffer. Not a mountain.
Calculate safety stock with a simple peak-demand method or a statistical method using demand variation, lead time and service level.
OpenReorder point calculator
Order before the shelf makes the decision for you.
Calculate the inventory level that should trigger a new order using average daily usage, supplier lead time and safety stock.
OpenStock coverage calculator
Turn 90 units into useful information: how many days?
Estimate how many days your current inventory will cover at a given average daily usage rate.
OpenOrder quantity calculator
Return to the right level. Do not fill the cupboard by reflex.
Calculate how much to buy to return to your target stock after current inventory and incoming orders.
OpenMonthly consumption calculator
Compare 17 days with a month without invoking magic.
Normalize consumption observed over days or weeks into an average monthly usage rate with a transparent formula.
OpenInventory turnover calculator
See how many times inventory actually renews.
Calculate annual inventory turns from cost of goods sold and average inventory value.
OpenAverage inventory calculator
Two numbers. One useful average.
Calculate average inventory over a period from opening and closing stock, in units or value.
OpenDormant inventory calculator
Find the money collecting dust with the product.
Set your own inactivity threshold and estimate the value tied up in a product with no movement for too long.
OpenStockout cost calculator
A stockout often costs more than the missing item.
Estimate the operational cost of a stockout by adding lost margin, emergency purchasing and blocked work time.
OpenMaterial budget calculator
Turn a supply list into a monthly and annual budget.
Load a sourced industry basket, then adjust activity, prices and consumption to estimate monthly, annual and annualized equipment costs.
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