Free Tool
Cookie Banner Cost Calculator
Visitors who bounce on the consent screen never enter your funnel. This tool estimates opportunity cost from that lost traffic — not guaranteed revenue.
Cookie Banner Cost Calculator
How much is your cookie banner costing you?
Adjust the inputs below. Every output updates in real time.
Your Numbers
Total unique visitors per month
Share of visitors who leave before engaging because of the banner. Research often cites ~20–40% for consent friction.
What % of all visitors become paying customers? Typical SaaS ~0.5–3%, e-commerce ~1–4%. Use paid conversions, not raw signups.
Average revenue per paying customer attributed to a visit (order value, subscription, etc.)
What You're Losing
Opportunity Cost / Year
$135,000
Range at 20.0%–40.0% banner bounce (same other inputs): $90,000 – $180,000/year
Side-by-side (no ratio — compare yourself)
This estimates opportunity cost from industry bounce data. Real impact varies by site, audience, and how your banner is implemented.
Share your results (preview uses your numbers)
Banner friction in the ~20.0%–40.0% range is commonly reported (e.g. consent vendors, enterprise analytics). Databuddy needs no cookies, so no banner.
Pre-built Scenarios
The numbers across 5 real-world profiles
pageOpportunity cost at realistic bounce and visitor-to-paid assumptions. Your mileage will vary.
Small Blog
Content site with affiliate revenue
Growing Blog
Established content site with courses
Growing SaaS
B2B — conservative visitor-to-paid (many visitors never buy)
Mid-Traffic Site
E-commerce or marketplace
High-Traffic App
Large-scale SaaS or media platform
The Fix
Drop the cookie banner. Keep the insights.
Databuddy is privacy-first analytics that needs no cookies, no consent banners, and no GDPR headaches. Under 30 KB. You stop losing visitors the day you switch.
No consent required
No cookies, no banner, no bounce
Under 30 KB
Lighter than a cookie notice script
Predictable pricing
Starts at $10/mo — compare to the number above