Free business calculator
Proportional Refund Allocator
Spread one refund across order items in proportion to their value, down to the final cent.
- Instant results
- Private in your browser
- PDF report included
Use the result well
A clear answer, with the assumptions visible
These recommendations turn the result into an operational next step without hiding the inputs behind a score.
- 1
Confirm every item is eligible for the refund.
- 2
Adjust tax and discount records using the same allocation method.
- 3
Review the final processor refund before submitting it.
How this tool works
- Read each item value as exact minor units.
- Use item values as Dinero.js allocation ratios.
- Return allocations that add to the entered refund without a rounding remainder.
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