Finance & planning

Days Sales Outstanding Calculator

Estimate the average collection period from receivables and credit sales.

No sign-upBrowser-only calculationsFormula & methodology
01

Your numbers

Use one currency and the same reporting period. Sample values are filled in to help you start.

currency
currency
days

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02

Example result

Days sales outstanding60.83 days

Use credit sales, not cash sales, and a representative receivable average. Seasonal billings can distort the result.

Understand the result

How to calculate it

DSO = average receivables ÷ net credit sales × period days

Use credit sales, not cash sales, and a representative receivable average. Seasonal billings can distort the result.

Worked example

This is an illustrative scenario, not a market benchmark. Select “Reset to example” to reproduce it in the calculator.

Average net receivables
30,000 currency units
Net credit sales in period
180,000 currency units
Days in period
365 days

Days sales outstanding: 60.83 days

Common questions

Days Sales Outstanding FAQ

Does DSO replace an aging report?

No. An aging report identifies overdue balances and customers; DSO gives one aggregate pace estimate.

What does this calculation leave out?

Use credit sales, not cash sales, and a representative receivable average. Seasonal billings can distort the result.

Are my inputs saved or sent to a server?

Calculations run in your browser. We do not send your inputs or results to our server or analytics. A comparison stays in this tab until it is refreshed. A CSV is saved only when you choose to download it. See our privacy policy for ordinary hosting and optional analytics data.

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