Conversion Rate Calculator
Find the percentage of visitors who convert.
Results update as you type.
How it works
A conversion rate calculator shows what share of your visitors actually did the thing you wanted, whether that is buying, signing up, booking a call or downloading a guide. You enter the number of conversions and the number of visitors, and it returns the percentage that converted. This is arguably the most important efficiency metric a business has online, because it measures how well your traffic turns into outcomes rather than how much traffic you attract. Two sites with identical visitor numbers can differ enormously in revenue purely because one converts at three percent and the other at one, and closing that gap is often cheaper and faster than buying more traffic. The conversion rate anchors the entire economics of digital marketing: it links your cost per click to your cost per acquisition, tells you the break-even you need from ads, and reveals whether a landing page, offer or checkout is helping or hurting. A rising rate means your message, page and audience are aligned; a falling one points to friction, a weak offer, or mismatched traffic. Ecommerce owners, SaaS teams, marketers and CRO specialists use a conversion rate calculator to benchmark pages, size the impact of an A/B test, forecast revenue from a traffic target, and prioritise where optimisation will pay off most. Because it is a percentage, it lets you compare pages, campaigns and time periods fairly regardless of their traffic volume, making it the backbone of any serious optimisation program.
Conversion rate = (conversions ÷ visitors) × 100
Conversion rate divides the number of people who completed the desired action by the number who had the chance to, then multiplies by one hundred for a percentage. It reduces the effectiveness of an entire funnel to a single comparable figure, independent of how much traffic arrived. Because visitors are the denominator, doubling traffic without improving persuasion leaves the rate unchanged, which is precisely why the metric isolates the quality of the offer, page and audience match from the sheer volume of visits.
Source:Standard marketing metric (conversion rate)
We review all our tools from time to time to ensure accuracy.
Worked example
How to use this calculator
- 1
Enter your values
Enter conversions and visitors.
- 2
Adjust the options
Fine-tune any options to match your situation.
- 3
Read your result
Conversion rate updates instantly as you type — no button to press.
Frequently asked questions
What is a good conversion rate?
Averages vary sharply by industry and intent. Many ecommerce stores convert somewhere around two to three percent of visitors, lead-generation pages often run higher, and high-consideration purchases lower. Rather than chase a universal figure, benchmark against your own history and close competitors, and focus on steady improvement. A small lift in conversion rate compounds across all your traffic, so even moving from two to three percent can meaningfully raise revenue without any extra spend.
How can I increase my conversion rate?
Reduce friction in the path to action by simplifying forms and checkout, and make the value and next step unmistakably clear. Strengthen the offer, add trust signals like reviews and guarantees, and ensure the page matches the promise that brought visitors there. Improve page speed and mobile experience, and test headlines, layouts and calls to action one change at a time so you can attribute gains. Qualifying traffic better also lifts the rate.
Why does traffic quality affect conversion rate?
Conversion rate depends as much on who arrives as on the page itself. Visitors with genuine intent, drawn by relevant keywords or well-targeted ads, convert far better than curiosity clicks or mismatched audiences. Flooding a page with cheap, unqualified traffic can crater the rate even if nothing on the page changed. That is why improving targeting and message match often raises conversion rate more reliably than tweaking page elements in isolation.
What counts as a conversion?
A conversion is any action you have defined as valuable, and it does not have to be a sale. Common examples include completed purchases, newsletter signups, form submissions, account registrations, demo bookings, app installs and content downloads. The key is to define it consistently so the metric stays comparable over time. Many businesses track several conversion types at once, distinguishing micro conversions, like a signup, from macro conversions, like a paid order.
How does conversion rate connect to cost per acquisition?
The two are tightly linked. If you know your cost per click and your conversion rate, you can derive cost per acquisition, since it takes more clicks to win a customer when fewer of them convert. Doubling your conversion rate roughly halves your acquisition cost at the same traffic price, which is why conversion optimisation is so powerful. Improving the rate makes every advertising dollar buy more customers without touching the ad budget itself.