NovaBlock Research
Benchmarks, privacy reports and industry analysis.
Independent research from the team building NovaBlock. Original data, full methodology, free to download and free to cite.
Featured reports
Our most-cited research.
2026 Ad Blocker Benchmark
We benchmarked six major ad blockers on the same hardware, same network, same 50 sites. Here is what loads faster, blocks more and uses less memory in 2026.
Browser Privacy Report 2026
We scored the six most-used desktop browsers on twelve privacy criteria — defaults, telemetry, third-party cookies, fingerprinting protection and more. Full methodology and per-criterion table inside.
YouTube Anti-Adblock Timeline
A chronological record of YouTube's anti-adblock pushes, how each one worked technically, how the ad-blocking community responded, and what to expect next.
Recently published
YouTube Anti-Adblock Timeline
A chronological record of YouTube's anti-adblock pushes, how each one worked technically, how the ad-blocking community responded, and what to expect next.
Browser Privacy Report 2026
We scored the six most-used desktop browsers on twelve privacy criteria — defaults, telemetry, third-party cookies, fingerprinting protection and more. Full methodology and per-criterion table inside.
2026 Ad Blocker Benchmark
We benchmarked six major ad blockers on the same hardware, same network, same 50 sites. Here is what loads faster, blocks more and uses less memory in 2026.
Upcoming reports
In the lab right now. Subscribe to be notified when they publish.
Manifest V3 Adoption Report
How many extensions have migrated to Manifest V3, which categories lag, and what it means for ad blocking and privacy tools.
Cookie Banner Report
Audit of the top 10,000 websites for cookie-banner design dark patterns, CMP vendor share, and GDPR compliance.
Top 100 Websites by Tracker Count
Which of the world's most-visited websites load the most third-party trackers, ranked.
Browser Performance Report 2026
Speedometer 3, JetStream and real-world page load times across the six major browsers.
Online Advertising Trends 2026
Programmatic, retail media, identity solutions and the cookieless future, by the numbers.
Privacy Extension Market Report
Install counts, ratings, ownership and category share across the top 200 privacy-related browser extensions.