Is this tool private?

Yes. All processing happens locally in your browser. No data is uploaded.

What extras does this tool have?

Extras: (1) Core function, (2) Batch mode, (3) Copy results, (4) Download, (5) History, (6) CSV export, (7) Custom options, (8) Validation, (9) Warnings, (10) Stats, (11) Multi-format, (12) Configurable, (13) Preview.

Business Runs in your browser

Inventory Reorder Calculator

Calculate reorder points, safety stock, and EOQ (Economic Order Quantity). 100% private. 100% private.

100% Private Works Offline Instant

Demand & lead time

Avg daily demand

Lead time (days)

Demand std dev

Service level %

Current stock

Cost inputs

Unit cost ($)

Ordering cost ($)

Holding cost rate

Annual demand

Reorder metrics

Lead time demand

140 units

Safety stock

21.83 units

Reorder point

161.83 units

EOQ

604.15 units

Orders/year

12.08

Cycle days

30

Stockout risk

4.95%

Days until reorder

1

✓ Stock is above the reorder point. Next reorder in ~1 days. Stockout forecast: day 3.

Annual cost breakdown

Annual holding cost

$604.15

Annual ordering cost

$604.15

Total inventory cost

$1,208.30

Sensitivity analysis (±20% demand)

ScenarioDemandSafetyROP

−20% demand1617.46129.46

Base2021.83161.83

+20% demand2426.19194.19

Calculate reorder points, safety stock, and EOQ (Economic Order Quantity). 100% private. 100% private. Everything runs locally in your browser — your data never leaves your device.

How to use

Enter your input in the tool above.
Adjust any options to your preference.
Use the Copy or Download buttons to save the result.
Everything happens locally — your data never leaves your browser.

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