Customer Lifetime Value Calculator
Revenue per customer from ARPU, margin, and churn

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Customer Lifetime Value Calculator turns the numbers behind revenue per customer from ARPU, margin, and churn into a result, step by step. Enter Monthly Revenue per Customer ($), Gross Margin (%) and Monthly Churn (%) in any order — Customer Lifetime Value recalculates on every edit. Every Customer Lifetime Value answer can be reproduced by hand. Customer Lifetime Value replaces guesswork. No sign-up is needed for Customer Lifetime Value. The math runs on your device. Customer Lifetime Value sits in the Business section next to free online customer lifetime value calculator and customer lifetime value calculator ltv arpu churn margin saas. Customer Lifetime Value has no learning curve. The fields are labeled. No sign-up or email — Customer Lifetime Value answers as you type.
What does the Customer Lifetime Value Calculator do?
Customer Lifetime Value Calculator works out the ltv from the Monthly Revenue per Customer, Gross Margin, and Monthly Churn, using Business conventions. With the defaults, customer lifetime value calculator gives a result of $700.
- Inputs: Monthly Revenue per Customer, Gross Margin, and Monthly Churn.
- Output: the ltv, with the working that produced it.
- Method: Business conventions applied in sequence, with the ltv produced by local arithmetic.
Quick answer
customer lifetime value calculator returns a result of $700 with the default inputs (monthly revenue per customer of 50, gross margin of 70, monthly churn of 5).
How does the Customer Lifetime Value Calculator work?
Customer Lifetime Value Calculator computes the ltv directly from your inputs — the Monthly Revenue per Customer, Gross Margin, and Monthly Churn feed the formula. All the work happens in your browser session and the ltv never leaves it.
How the Customer Lifetime Value Calculator works
Customer Lifetime Value Calculator turns the values you enter into a verified result — the formula, every intermediate step, and the assumptions sit beside the result instead of hidden behind it.
Using the Customer Lifetime Value Calculator
- Monthly Revenue per Customer — applied once in the customer lifetime value calculation; changing it later moves the result.
- Gross Margin — taken at face value by customer lifetime value, so a loose estimate shows up in the figure.
- Monthly Churn — read first by customer lifetime value, so an error here reaches the output untouched.
- Check that the figure on Customer Lifetime Value Calculator matches the case you described before sharing it — the inputs travel with the link, so an old case travels too.
- Adjust and re-run in Customer Lifetime Value Calculator: change one input at a time to see how sensitive the result is. That tells you what the calculation is doing.
The formula behind the result
Where the Business method allows more than one common convention, Customer Lifetime Value Calculator uses the one named on the label and computes the figure with it from the first term to the last.
Worked example: with monthly revenue per customer of 50, gross margin of 70, monthly churn of 5, this customer lifetime value calculation returns LTV: $700. The same run reports Average lifetime: 20.0 months | Compare with CAC — a healthy SaaS keeps LTV:CAC above 3:1.
The steps it follows:
- Formula: LTV = ARPU × margin ÷ churn
- Gross profit per month = 50 × 0.7 = $35.00
- ÷ churn 0.05 = $700 lifetime gross profit
- Churn compounds: cutting it from 5% to 4% lifts lifetime from 20 to 25 months
Understanding the result
What the customer lifetime value page reports is a single figure for the case you described, not a range; treat one decimal place beyond the input precision as noise.
Where it helps
The customer lifetime value calculation fits sizing a decision that cannot be undone, re-running after a single edit, and sanity-checking a number you were handed: routine enough to be repetitive, consequential enough to want the arithmetic shown.
Common mistakes
Copying the result without its assumptions is the frequent error — the number Customer Lifetime Value Calculator returns is valid for exactly the inputs shown, so carry the context with it.
Tip: Customer Lifetime Value Calculator returns LTV: $700 at its defaults; double the Monthly Revenue per Customer ($) and it returns LTV: $1400.
Assumptions and limitations
A result from Customer Lifetime Value Calculator is arithmetic, not advice; where a contract, a clinician, or an authority sets a rule, that rule overrides the output.
Why use this calculator
Because comparing scenarios takes seconds: change one input at a time and watch the ltv move. That is how you learn what drives it.
Frequently Asked Questions
What does customer lifetime value calculator work out?
Customer Lifetime Value Calculator answers one question well — given the values you provide, what is the ltv? Enter the Monthly Revenue per Customer, Gross Margin, and Monthly Churn, and the result panel returns the value with the full working underneath. Because the output arrives with supporting figures and a full step list, Customer Lifetime Value Calculator gives you context rather than a single bare number.
How is the ltv worked out on this page?
The first steps are formula: ltv = arpu × margin ÷ churn, then gross profit per month = 50 × 0.7 = $35.00. Customer Lifetime Value Calculator handles the arithmetic in the order the steps panel lists it, and no correction factor is applied on top of the formula.
What has to be entered before Customer Lifetime Value Calculator produces a result?
The customer lifetime value form needs Monthly Revenue per Customer, Gross Margin, and Monthly Churn, and computes the ltv from them.
How much does the Monthly Revenue per Customer ($) move the result?
At the defaults Customer Lifetime Value Calculator returns LTV: $700; doubling Monthly Revenue per Customer ($) to 100 moves it to LTV: $1400.
What does the result from this tool represent?
The main number the customer lifetime value calculator returns is the ltv for your exact inputs. The output from Customer Lifetime Value Calculator describes one point in time; if a rate, a price or a rule moves later, the figure no longer applies.
What is the Customer Lifetime Value Calculator best used for?
People reach for Customer Lifetime Value Calculator for sizing a decision that cannot be undone, re-running after a single edit, and sanity-checking a number you were handed, and the visible working is what makes it useful for teaching as well as doing. Enter the awkward number first in Customer Lifetime Value Calculator — a decimal, or a figure with cents — and you will see early whether the output behaves the way you expect.
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