Free LTV Calculator: Project Each Customer's Lifetime Value
Enter average order value, purchase frequency, and customer lifespan, and get a clear lifetime value figure in seconds, no spreadsheet needed.
Set Smarter Budgets
Anchor your acquisition spend to what customers actually return over the full relationship.
Find Your Best Segments
Calculate LTV per segment or plan to see which customers deserve more of your attention and spend.
Strengthen Your Pitch
Walk into budget or investor conversations with a lifetime value figure you can actually defend.
An LTV calculator estimates the total revenue a customer brings across the whole time they stay with your business. Enter your average order value, how often customers buy, and how long they typically remain active, and the tool returns customer lifetime value. Knowing this number tells you how much you can afford to spend acquiring each new customer while staying profitable.
What Customer Lifetime Value Measures
Lifetime value captures the full revenue a typical customer generates before they leave, not just their first order. A common formula multiplies average order value by purchase frequency and by average customer lifespan, so a shopper spending 50 dollars four times a year for three years is worth 600 dollars. This calculator combines those inputs for you and can be extended with margin to show profit rather than gross revenue. Choosing a realistic lifespan matters most, since a small change there swings the result sharply, so base it on real retention data instead of an optimistic guess about how long people stay.
How to Increase Customer Lifetime Value
Every lever in the LTV formula is something you can influence. Raise average order value with bundles, upsells, and thoughtful cross-sells at checkout, and lift purchase frequency through reminders, loyalty rewards, and replenishment prompts. Extending customer lifespan is often the biggest win, so invest in onboarding, service, and retention flows that keep people coming back. Even modest gains across all three inputs multiply together into a much larger lifetime figure. Recalculate with this tool after each initiative to see how the number moves, and watch it alongside acquisition cost so growth stays profitable rather than simply busy.
Using LTV to Guide Acquisition Spend
The real power of LTV appears when you compare it to customer acquisition cost. A widely used rule of thumb looks for lifetime value worth roughly three times what you pay to win a customer, though the right ratio depends on your margins and growth stage. Because averages hide big differences, segment LTV by channel or cohort to see which sources bring your most valuable buyers. Use this calculator when setting paid media budgets, pricing subscription tiers, or forecasting revenue, and revisit it as retention shifts, since an LTV built on outdated churn assumptions can quietly justify overspending on acquisition.
Frequently Asked Questions
How is customer lifetime value calculated?
A simple version multiplies average purchase value by purchase frequency by average customer lifespan. If customers spend 100 dollars, four times a year, for three years, LTV is 1,200 dollars. The calculator runs it instantly from your inputs.
Why does LTV matter for marketing?
LTV sets the ceiling on what you can afford to spend acquiring a customer. Paired with CAC, it tells you whether growth is profitable, which channels to scale, and where retention gains would be worth the most money.
Is the LTV Calculator free to use?
Yes, it is free after creating a Brainito account. Model different segments, price points, and retention assumptions as often as you like throughout 2026 as your business evolves.
Know what a customer is worth before you decide what to spend winning one
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