Customer Acquisition Cost (CAC) Calculator

Calculate average acquisition cost CAC = Total Acquisition Expenses / New Customers Acquired.

How It Works & Processing Standards

Enter values above to calculate results automatically. Check each input field for guidance and units.

Your input data is never sent to any server and is securely processed on your device.

Current Limits

  • Maximum input length: 100,000 characters

Customer Acquisition Cost (CAC) Calculator is a 100% free, browser-based online utility. All calculations and file conversions run locally inside your browser (Local-First) without sending data to remote servers, keeping your documents and inputs strictly private.

How to Use Customer Acquisition Cost (CAC) Calculator

  1. 1
    Enter Marketing & Sales SpendType total acquisition costs.
  2. 2
    Enter New Customers GainedType number of new customers.
  3. 3
    Inspect CACView average acquisition cost per customer.

Common Use Cases

  • Monitoring SaaS unit economics alongside Customer Lifetime Value (LTV)
  • Benchmarking marketing channel acquisition efficiency
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