Rex says
Everyday utility math — the kind you'd otherwise pull up four browser tabs for. I keep it to one clean answer.
Try a scenario
Click to load — tweak from there.Inputs
Result
Cash conversion cycle
48
Working capital tied up
$98,630
Revenue per day
$2,055
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One click, a permanent link with your numbers baked in.
How to use this
- 1Enter days inventory outstanding.
- 2Enter days sales outstanding.
- 3Enter days payables outstanding.
- 4Enter annual revenue ($).
- 5Read your cash conversion cycle on the right — it updates as you type.
- 6Hit Share to keep the scenario or send it to someone.
About this calculator
The cash conversion cycle combines inventory, receivables and payables into one number: days between paying suppliers and getting paid. Lower is healthier.
Worked example
Using the values the calculator loads with:
Inputs
- Days inventory outstanding: 40
- Days sales outstanding: 38
- Days payables outstanding: 30
- Annual revenue: 750000 $
Results
- Cash conversion cycle: 48
- Working capital tied up: $98,630
- Revenue per day: $2,055
What each field means
Inputs
- Days inventory outstanding
- The days inventory outstanding used in the calculation. Starts at 40 so you have a working example on load.
- Days sales outstanding
- The days sales outstanding used in the calculation. Starts at 38 so you have a working example on load.
- Days payables outstanding
- The days payables outstanding used in the calculation. Starts at 30 so you have a working example on load.
- Annual revenue ($)
- The annual revenue used in the calculation, measured in $. Starts at 750000 $ so you have a working example on load.
Results
- Cash conversion cycle
- Returned as a decimal number and shown as the headline result. It recalculates instantly whenever you change an input, so you can compare scenarios without reloading.
- Working capital tied up
- Returned as a money amount in US dollars. It recalculates instantly whenever you change an input, so you can compare scenarios without reloading.
- Revenue per day
- Returned as a money amount in US dollars. It recalculates instantly whenever you change an input, so you can compare scenarios without reloading.
FAQ
How does the cash conversion cycle calculator work?
The cash conversion cycle combines inventory, receivables and payables into one number: days between paying suppliers and getting paid. Lower is healthier. The underlying maths is: CCC = DIO + DSO − DPO.
What do I need to enter?
4 values: days inventory outstanding, days sales outstanding, days payables outstanding, and annual revenue. Each field starts with a sensible default, so you can change one number at a time and watch the result move.
What does the cash conversion cycle result mean?
It is returned as a decimal number and updates live as you edit the inputs, so you can compare two or three versions of a scenario in a few seconds.
Is this calculator free, and do I need an account?
Yes, it's free, and no account is required. Nothing you type is stored on our servers — the maths runs entirely in your browser.
How accurate is the result?
It applies the standard formula exactly, so the arithmetic is precise. Estimates assume standard, average conditions — local rules, pricing, and materials vary.
Who is this tool for?
It's built for anyone doing everyday planning maths — a quick estimate that would otherwise need four browser tabs and a calculator app.
Accuracy and limitations
- Estimates assume standard, average conditions — local rules, pricing, and materials vary.
- Results are rounded for readability; add a buffer before ordering, booking, or committing.
- Double-check anything with a real cost attached against a local quote.
Related tools
Cite this calculator
Writing about this topic? Grab a citation — every link helps keep these tools free.
RevenueLab. (2026). Cash Conversion Cycle Calculator. Retrieved from https://www.revenuelab.fyi/toolbox/cash-conversion-days
<p>Source: <a href="https://www.revenuelab.fyi/toolbox/cash-conversion-days" target="_blank" rel="noopener">Cash Conversion Cycle Calculator — RevenueLab</a> (2026).</p>
Source: [Cash Conversion Cycle Calculator — RevenueLab](https://www.revenuelab.fyi/toolbox/cash-conversion-days) (2026).