Markup vs. Margin Calculator
Convert between markup and margin, compare selling price with cost, and calculate the price required for a target margin.
Free business calculators and tools
Use practical calculators to understand pricing, hiring costs, advertising economics, cash timing, vendor payments, and inventory before making a bigger business decision.
These tools are free to use, require no account, and calculate in your browser. They provide planning estimates and educational guidance, not accounting, tax, legal, lending, employment, or investment advice.
Pricing and costs
Minimum-Charge Calculator
Estimate a practical minimum charge for small jobs using labor, travel, direct costs, overhead, risk, and intended profit.
Service Price Floor Calculator
Estimate the minimum viable price for a service or job after full delivery cost, owner time, overhead, risk, and target margin.
Loaded Employee Cost Calculator
Estimate first-year and recurring employee cost, including pay, employer taxes, workers’ compensation, benefits, tools, training, and hiring costs.
Marketing economics
Break-Even Lead-Cost Calculator
Estimate mathematical break-even and operating lead-cost targets using customer contribution, qualification rate, and close rate.
Cash timing
Vendor Payment Timing Calculator
Estimate how many days of direct costs are currently represented by accounts payable.
Cash Conversion Cycle Calculator
Estimate how long cash may remain tied up between paying for work or inventory and collecting from customers.
Inventory
Inventory Aging Calculator
Estimate how many days of direct cost are currently represented by inventory.
Inventory Turnover Calculator
Estimate how often inventory is sold or used during a period.
Reorder Point Calculator
Estimate when one product should be reordered using daily demand, supplier lead time, and optional buffer stock.
Days of Supply Calculator
Estimate how many days the current stock of one product may last at the normal daily sales or usage rate.