Customer Lifetime Value Calculator

Estimate gross-margin customer lifetime value from order value, purchase frequency, lifespan and gross margin. Use it to turn your own business data into a clear result without building a spreadsheet.

What the Customer Lifetime Value Calculator measures

This simplified model estimates the gross-margin value of a customer relationship. Model growth, recurring revenue, acquisition economics and business runway with simple inputs.

The result is most useful when every input uses the same definitions and reporting period. This keeps comparisons between campaigns, products, customers or time periods meaningful.

When to use this calculator

• Use the Customer Lifetime Value Calculator to run simple planning scenarios before making a business decision.
• Compare growth assumptions with current operating performance.
• Identify the variables that have the greatest effect on the result.

Formula

Use one currency consistently for every monetary input. The calculator changes the display symbol only; it does not perform foreign-exchange conversion.

How to use this calculator

1. Average Order Value — enter the value from the same report, forecast or business period as the other inputs.
2. Purchases per Customer per Year — enter the value from the same report, forecast or business period as the other inputs.
3. Average Customer Lifespan (Years) — enter the value from the same report, forecast or business period as the other inputs.
4. Gross Margin (%) — enter the value from the same report, forecast or business period as the other inputs.
5. Select Calculate. The result updates immediately.
6. Compare the output with a previous period, target or relevant internal benchmark before making a decision.

Worked example

Using the demonstration values — Average Order Value = 80, Purchases per Customer per Year = 4, Average Customer Lifespan (Years) = 3, Gross Margin (%) = 40 — the calculator returns $384.00. This example exists only to show how the formula behaves. Replace every demonstration value with your own data before using the result for planning or analysis.

How to interpret the result

This simplified model estimates the gross-margin value of a customer relationship. These calculators support planning and scenario analysis; they are not a substitute for professional financial advice.

A stronger or weaker result does not always mean the underlying business is healthier or worse. Check the definition of Average Order Value, Purchases per Customer per Year, Average Customer Lifespan (Years), Gross Margin (%), the attribution or accounting rules behind those inputs, and any costs or outcomes that the formula does not include.

Common mistakes to avoid

• Using Average Order Value and Purchases per Customer per Year from different reporting periods or definitions.
• Mixing monthly and annual figures in the same formula.
• Using assumptions that are not updated when the business changes.

Frequently asked questions

What does this calculator do?

Estimate gross-margin customer lifetime value from order value, purchase frequency, lifespan and gross margin.

Where should I get the input values?

Use your own advertising platform, ecommerce system, accounting report, CRM, analytics platform or forecast—whichever system is authoritative for the metric. Keep all inputs on the same basis and date range.

Is there one good result I should target?

Usually not. A useful target depends on your margins, acquisition model, operating costs, channel, market and business goals. Your own historical performance is often a better starting benchmark than a generic number.

Can I use this for forecasting?

Yes. Enter forecast values to model a scenario, but treat the output as an estimate based on those assumptions rather than a prediction of future performance.

Can I use a different currency?

Yes. Select a display currency in the calculator and keep every monetary input in that same currency. The calculator does not convert exchange rates.

For details about formulas, rounding and limitations, see our Calculator Methodology.