Online Receipt Generator
Accounts Receivable

DSO Calculator

Calculate Days Sales Outstanding, plus best-possible DSO and average days delinquent.

Result

Best possible DSO

9 days

Average days delinquent

6 days

Days Sales Outstanding

15 days

How it's calculated

DSO = receivables ÷ credit sales × days in period. Best possible DSO uses only current (not-yet-due) receivables, so it shows what your terms alone would give. The gap between them is average days delinquent — the part caused by late payers.