Margin Calculator
Enter your cost and selling price to see profit, profit margin and the equivalent markup percentage.
How to Use Margin Calculator
- 1
Enter your cost price.
- 2
Enter your selling price.
- 3
See profit, profit margin and the equivalent markup instantly.
Margin Calculator Features
- Calculates profit margin directly from cost and selling price.
- Also shows the equivalent markup percentage for comparison.
- Updates live as you type — no button to click.
Why use Tool King?
Fast
No waiting rooms or sign-ups. Most files are ready in seconds.
Private
Files are processed in memory and discarded right after — never stored or shared.
Free
Every tool is free to use, with no hidden limits on the essentials.
Frequently Asked Questions
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