Operational Calculators
Tools to calculate standard retail metrics. All calculations run locally in your browser.
GMROI Calculator
Calculate Gross Margin Return on Investment.
Open-to-Buy (OTB)
Calculate purchasing budget based on planned sales.
Inventory Turnover
Calculate how many times you sell through inventory.
Shrinkage Impact
Calculate the true revenue required to offset lost inventory.
Labor Efficiency Ratio
Measure gross margin generated per payroll dollar.
Markdown Impact
Calculate margin erosion based on discount depth.
Sales per SqFt
Measure physical space productivity.
Return Processing Cost
Calculate the true cost of accepting a return.
Markup vs Margin
Convert between markup percentage and gross margin.
Sell-Through Rate
Calculate the percentage of received inventory sold.