This calculator can help you determine the selling price for your products to achieve a desired profit margin. By entering the wholesale cost, and either the gross margin or gross margin percentage, we calculate the required selling price. The built-in tracker can also help you to track your gross profit and overall margin rate over a week/month/quarter. KEY FEATURES:*Streamlined and easy to use interface*Free-style calculation on sell, cost, margin rate and margin.*Log your sales data and track your gross profit and margin rate overtime.*Setup password to protect your data.*Supports to setup tax rate.