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Comparisons, walkthroughs, and field notes from building a smarter Ctrl+F.

Ctrl+F vs ctrlQuery: When Browser Search Stops Being Enough

May 27, 2026 · ~7 min read

A side-by-side look at where Chrome's built-in find function still wins, where it stops being enough, and what a smarter AI Ctrl+F actually changes about how you read the web.

Best AI Ctrl+F Alternatives in 2026: A Real Comparison

May 27, 2026 · ~10 min read

An honest comparison of Sider, Monica, Merlin, MaxAI, HARPA, SemanticFinder, and ctrlQuery — including what a 2025 USENIX Security study found about which ones transmit your page content to their servers.

How to Search a PDF Semantically in Chrome (Without Uploading It Anywhere)

May 27, 2026 · ~8 min read

A step-by-step guide to running AI-powered semantic search on any PDF, fully on-device. No upload, no account, no API call. With a real walkthrough on Wikipedia's World War I article.