ADVERTISING & GROWTH · FREE TOOL

Google Ads Lead & Budget Calculator

Turn a Google Ads budget, expected CPC and funnel conversion rates into estimated clicks, leads, customers, acquisition costs, revenue and campaign profit.

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LIVE WORKSHEET

Turn a Google Ads budget into a lead forecast.

Model clicks, leads, customers, acquisition cost, revenue and estimated profit from your own assumptions.

Forecast leads72
Estimated customers14.4
Cost per lead$41.67
Cost per customer$208.33
Forecast revenue$7,200.00
Estimated profit$1,320.00
Forecast clicks1,200
Forecast ROAS2.4x

Method: Clicks = budget ÷ CPC. Leads = clicks × lead rate. Customers = leads × close rate. Estimated profit = customer revenue × gross margin − ad budget − other campaign costs.

Important: This is a planning model, not a Google forecast or guarantee. Actual search volume, auctions, tracking, lead quality and sales performance can differ substantially.

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HOW IT WORKS

A clear answer, with the method included.

How to use this google ads lead & budget calculator

  1. Enter the requested information in the fields above.
  2. Check that the values match your situation.
  3. Read the result, then copy it if you need it elsewhere.

The formula

Clicks = budget ÷ average CPC. Leads = clicks × click-to-lead rate. Customers = leads × close rate. Profit = customer revenue × gross margin − ad budget − other campaign costs.

Example

A $3,000 budget at a $2.50 CPC models 1,200 clicks. At a 6% lead rate and 20% close rate, that becomes 72 leads and 14.4 expected customers before normal real-world variation.

Official reference

Google Ads: Performance Planner

COMMON QUESTIONS

Good to know.

Is this connected to my Google Ads account?

No. It is an independent planning worksheet based entirely on the assumptions you enter.

Why can the customer result include a decimal?

It is an expected-value forecast across many possible outcomes, not a promise that a fraction of a customer will occur.

Where should I get CPC and conversion assumptions?

Use data from comparable campaigns, Keyword Planner or conservative internal benchmarks. New campaigns should test a range rather than rely on one optimistic figure.

Does profit include the cost of fulfilling the sale?

The gross-margin input is intended to account for product or service delivery cost. Add agency, creative, landing-page or software expenses to other campaign costs.

What is the difference between CPL and CPA?

Cost per lead divides ad spend by leads. Cost per acquired customer divides it by customers after applying the lead-to-customer close rate.

Last reviewed: 20 August 2026 · Report a mistake