Data Loss Calculator
How much revenue is invisible to your analytics?
Cookie consent, ad blockers, and browser restrictions hide the majority of your traffic. Enter your numbers to see exactly how much data GA4 is missing — and what that costs you every month.
Your numbers
Three fields. Instant results.
Loss rates from published research: Advance Metrics, CookieYes, SEOSandwitch, Stape. No email required.
How much are you not seeing?
Enter your monthly visitors, primary market, and revenue. We will calculate exactly how much data your analytics are missing.