The average person never reopens 94% of their bookmarks. Upload your bookmarks file above to find out your exact number — it's free, instant, and nothing leaves your browser.

Open chrome://bookmarks in Chrome, click the three-dot menu (⋮), then select "Export bookmarks". This saves an HTML file you can upload to the scanner above.

Yes, it's completely safe. All analysis happens in your browser — your bookmark file is never uploaded to any server. Zero tracking, zero data collection.

Studies show the average browser has hundreds of bookmarks, with power users having thousands. The real question is how many you actually revisit — research suggests only about 6% get reopened.

Upload your bookmarks export file above. The scanner automatically detects duplicate URLs and shows you exactly how many you have, plus which sites you've bookmarked multiple times.

Burn 451 gives every bookmark a 24-hour countdown. Read it and it becomes a Spark. Ignore it and it burns to Ash. What survives goes to your permanent Vault — available free on iOS and Web.