Practical warehouse tools
Everyday helpers for counting, checking and recording stock. They run in your browser: nothing is uploaded or stored, and you can download or print the result.
Available tools
Stock Count Variance Calculator
Compare system and counted quantities item by item. Shows each difference, the variance percentage, stock record accuracy and the value of the differences. Paste from Excel, download CSV or save a PDF.
Useful for: stock counts, cycle counts and checking adjustments before they are posted.
Open toolABC Analysis for Inventory
Sort items into A, B and C classes by annual usage value. Paste from Excel or open a CSV, check the columns and download the classified list.
Useful for: inventory controllers setting count frequencies and reorder rules.
Open toolInventory Aging Report
Stock by age bucket, slow-moving and non-moving stock from your stock list with dates received and last issues. Download the report as CSV.
Useful for: finding old and dead stock before it expires or is written off.
Open toolSafety Stock Calculator
How much safety stock to hold for an item, and the reorder point, from demand, its variation, the lead time and a service level. Shows every step of the formula.
Useful for: storekeepers, inventory controllers and buyers setting reorder levels.
Open calculatorInventory Turnover Calculator
Inventory turnover and days of inventory from the cost of goods sold and the opening and closing stock value, for a year, quarter, month or any number of days.
Useful for: inventory controllers and managers checking how fast stock moves.
Open calculatorEOQ Calculator
The economic order quantity: the order size with the lowest combined ordering and holding cost, with orders per year, an optional reorder point and a comparison with your current order size.
Useful for: buyers and planners deciding how much to order at a time.
Open calculatorExcel Inventory Workbooks
Excel workbooks for stock in, stock out and balances, from a free simple sheet to a full warehouse system with locations, batches, expiry and consumption reports. No macros.
Useful for: storekeepers and small businesses that want to keep stock records in Excel.
See the workbooks3PL Invoice Auditing
How to check a third-party logistics provider’s invoice against your rate card and your own order, shipment and receipt records, line by line, with the evidence behind every flagged charge.
Useful for: logistics and finance teams checking warehouse and fulfillment billing. The audit tool itself is in the Premium beta, for approved accounts.
Read the 3PL invoice auditing guideTools or calculators?
The calculators answer planning questions, such as how many pallets fit on a floor or in a container. The tools here support day-to-day work with your own stock data, such as checking a count against the system.