The Crimson Bench

Revenue · Free Interactive Tool

LTV Calculator

What a customer is worth over their whole lifetime.

Your Numbers

The Result

Avg. lifetime25.0 mo
LTV$2,000

The Operator's Read

Each customer is worth about $2,000. Lowering churn extends lifetime — it's the highest-leverage number in the formula.

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Built by The Crimson Bench · Educational tool, not financial advice

About the LTV Calculator

Enter ARPU, gross margin, and monthly churn to estimate customer lifetime value — the ceiling on what you can profitably spend to acquire one.

How the LTV Calculator Works

3 inputs in, 2 results out — computed live on your device. Here's exactly what it uses.

InputExample value
Monthly revenue per user$100
Gross margin80%
Monthly churn4%

Worked Example

Using the example inputs above, the tool returns:

Avg. lifetime

25.0 mo

LTV

$2,000

The Operator's Read

Each customer is worth about $2,000. Lowering churn extends lifetime — it's the highest-leverage number in the formula.

Assumptions & Limitations

  • This is a single-point calculator — it answers one question at a time. For a full time-based projection, use the matching Toolkit Pro simulator.
  • Defaults are illustrative. Replace them with your real numbers before relying on the result.
  • Educational tool only — not financial, investment, tax, or legal advice.

Frequently Asked Questions

What does the LTV Calculator calculate?

Enter ARPU, gross margin, and monthly churn to estimate customer lifetime value — the ceiling on what you can profitably spend to acquire one. It takes 3 inputs — Monthly revenue per user, Gross margin, Monthly churn — and returns Avg. lifetime, LTV.

How do I use the LTV Calculator?

Enter your figures in the fields above and the result updates instantly. No signup, no limits, and nothing leaves your browser — the math runs on your device.

Is the LTV Calculator free?

Yes, completely free. For the full time-based simulation — projection tables, scenarios, Excel/PDF export, and AI analysis — see the matching Toolkit Pro simulator.

Who built this tool?

The Crimson Bench's Ivy League-educated operators — the same people we deploy into C-suites. It uses the exact method they'd apply in an engagement.

Is this financial advice?

No. The LTV Calculator is an educational tool for directional planning — not financial, investment, tax, or legal advice.

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The Crimson Bench · Est. 2002 · Founded in New York City

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