Embed

Embed the Invoice Late Fee Calculator

Three quick steps — customize the look, choose how it behaves, then copy the code onto your site.

Name

Your reference only — not shown to visitors

Heading

Shown to visitors above the calculator, in every display mode. Leave blank for none.

Subheading

Optional supporting text shown just below the heading.

Theme

Accent / section color

Colors the calculator's own section bars and highlights — the whole calculator's look, not just the results panel.

#FF5C00

Background color

#FFFFFF

Results text color

#0A0C0B

Border radius

12px

Branding

Remove "Powered by Calcupedia"

Available on Creator plan →

Powered-by color

#FF5C00

Powered-by background

#FFFFFF

Already have an account? Sign in

Live preview

Invoice Amount

USD

$0.00$10,000,000.00

Monthly Late Fee Rate

0%20%

Days Late

03,650

Total Amount Due

$2,518.75

The original invoice amount plus the accrued late fee.

USD

Late Fee Amount

$18.75

The late fee accrued, prorated by days late.

Share result

Reload calculator

Clear inputs

Found this calculator useful?