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The Internet Compass

Startup & SaaS

LTV:CAC Ratio Calculator

The single ratio that most concisely summarises whether a growth motion is working.

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LTV:CAC ratio
4.00:1

3:1 is the conventional healthy benchmark. Materially above 5:1 often signals under-investment in growth, not exceptional efficiency.

How it works

  1. 1Enter LTV and CAC
  2. 2See the ratio and how it compares to the 3:1 benchmark

Who this is for

  • Board-level unit economics reporting
  • Deciding whether to increase acquisition spend
  • Comparing efficiency across customer segments