Freelance Invoice Late Fee
Free online Freelance Invoice Late Fee. Calculate the late fee to add to an overdue invoice based on…
Calculate the late fee to add to an overdue invoice based on the agreed percentage and number of days overdue. Professional and legally defensible late fee calculation.
📐 Formula Used
Margin = (Revenue - Cost) / Revenue × 100Markup = (Price - Cost) / Cost × 100Break-Even = Fixed Costs / (Price - Variable Cost)When and Why to Use This Calculator
Use this freelance calculator when quoting projects, setting rates, planning quarterly taxes, or evaluating the financial health of your self-employed business.
Worked Example
On a $5,000 invoice with a 1.5% monthly late fee overdue by 45 days: late fee is $112.50. Total invoice becomes $5,112.50. Check your state law for maximum allowable late fee rates.
How to Use This Calculator
- Step 1 — Enter your values into the fields above.
- Step 2 — Press Calculate to see your result instantly.
- Step 3 — Review the formula to understand how the result was reached.
- Step 4 — Use Copy Result to copy your answer, or Reset to start over.
No sign-up required. The Freelance Invoice Late Fee is completely free on any device.