Calculate conversion rate from conversions and total visitors, sessions, leads or clicks.
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CPC, CPM, CTR, conversion rate, acquisition cost and customer-value calculations.
Enter the values requested above and select Calculate. Change any input to compare another scenario. The calculation runs locally in your browser and does not require an account.
120 purchases from 4,000 sessions gives a 3% conversion rate.
Calculate conversion rate from conversions and total visitors, sessions, leads or clicks. The result is intended for quick estimates, checking arithmetic and comparing scenarios. When a result affects a contract, tax filing, medical decision, building-code requirement or other high-stakes situation, verify the result with the appropriate professional or authoritative source.
120 conversions out of 4,000 visits gives 3%: (120 ÷ 4,000) × 100.
Use a consistently defined conversion event and denominator when comparing campaigns.
A session, visitor, lead, and purchase are different denominators; conversion tracking errors distort the rate.
Related tools: Commission Calculator · Cost Per Acquisition Calculator
Calculate conversion rate from conversions and total visitors, sessions, leads or clicks.
Conversion rate = conversions ÷ total opportunities × 100%.
Yes. ERICH Calculators is free to use and does not require an account.
See how formulas, sources and limitations are handled across ERICH Calculators.