ROI calculator page examples (23)
An ROI calculator lets a buyer put in their own numbers and see what the product would save or earn them. Its job is to give them a figure they believe. See 23 real examples.
Showing 1–23 of 23 ROI calculators
How to build an ROI calculator, by the numbers
The questions a team asks when it designs an ROI calculator, answered from the 23 here.
Should the fields start filled in or blank?
- Example values already in the fields on 55%
- A blank or zero result until the visitor types on 26%
A prefilled calculator shows a number on arrival. A blank one waits for the buyer's own figures.
One form, or a few steps?
35% split the questions into numbered steps instead of one long form.
When should the result appear?
When the visitor sees the result
- Updates as the visitor types16 ROI calculators
Most update the number live. A few hold it back until the visitor hands over contact details, and 23% carry a lead form somewhere on the page.
How do you make the number believable?
- The assumptions listed on 48%
- An explanation of how the number is worked out on 43%
- A named source for the figures on 26%
What else belongs around the calculator?
- A section explaining what the calculator measures on 57%
- Proof figures about the product on 48%
- Customer logos or quotes on 43%
The moves almost nobody makes
Each is on about one ROI calculator in five or fewer, with the strongest one that uses it.
A before and after
17% show the result as a pair: what the buyer spends today against what they would spend with the product.
A copy of the result to take away
23% let the visitor download, email or share the result, which helps when the buyer has to show it to someone else.
Curated by
Gabriel Amzallag , Founder, Web Anatomy
5 years CRO + SEO at Qonto (2021–2025). After advising 15+ SaaS on their websites (Payfit, Pigment…), the same patterns kept breaking, so I decided to build the source of truth on what works on the web: the intelligence layer every tool, builder, and team uses to ship sites that perform.
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The analysis behind every page here
Each ROI calculator on this page, section by section, with what works and what does not. Free account.
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ROI calculator design, answered
The questions people ask before building an ROI calculator, answered from 23 real ones.
What should an ROI calculator page include?
01A few inputs, a result and a reason to trust it. About half list the assumptions behind the number, a bit under half explain how it is worked out, and about half add a section saying what the calculator measures.
How many inputs should an ROI calculator ask for?
02Three is the most common answer, and about half ask for three to five numbers. About one in three split the questions into numbered steps.
Should the result sit behind a form?
03Most don't gate it. About two in three update the result live as the visitor types, one in five show it after a button press, and about one in six ask for contact details first.
Should the inputs start with example values?
04About half do, so a result shows before the visitor types anything. About one in four start blank or at zero and wait for the visitor's own numbers.
How do you make an ROI calculator believable?
05Show the working. A bit under half explain how the number is calculated, about half list the assumptions, and about one in four tie the figures to a named source.
How is this different from the best landing pages leaderboard?
06This gallery is a visual browse: what ROI calculators look like and what they contain. The best landing pages benchmark is the graded view, where pages are scored against conversion best practices and ranked by industry. Same companies, different question.