Example: Units sold per day: 24 units · Supplier lead time: 10 days · Safety stock: 5 days → Reorder point: 360 units.
Lead-time demand: 240 units
Safety stock: 120 units
Frequently asked questions
How do I calculate inventory reorder? Enter your numbers above and the result updates instantly. For example: Units sold per day: 24 units · Supplier lead time: 10 days · Safety stock: 5 days → Reorder point: 360 units.
Is this Inventory Reorder Calculator free? Yes — completely free with no sign-up or paywall. It runs entirely in your browser and keeps working offline; the numbers you enter never leave your device.
How accurate is it? It uses the standard published formula for inventory reorder. Results are estimates for planning — not financial, tax, medical, engineering, or legal advice.