β Locus
Browser Extensions / AI Research Tools
AI-powered Ctrl+F that finds page and PDF content using natural language, not exact keywords.
Why we recommend them
Locus is a browser extension that upgrades find-in-page search with AI, letting users locate relevant sections in web pages, articles, and PDFs using natural language instead of exact keyword matches. It also offers AI features like summarization, note-card generation, and research brainstorming, aimed at students, researchers, and analysts who read dense or lengthy content regularly.
βFree tier available forever, with limits of 3 documents/day; paid Professional plan removes limits
βProfessional plan starts at $7.50/month billed annually (or $9/month), with free trial included
βIntegrates multiple AI models (OpenAI GPT-4o, Claude 3, Gemini 1.5) with option to use your own API key
What we actually verified
8/10 TrustScoreβMoney-back guarantee verified
βFree trial available
βReachable customer service“β¦relevant section. Β© 2024 Locus AI LLC All Rights Reserved ο‘ mailto: [email protected] Locus About Testimonials Prici⦔
βNo fine-print return conditions
βNo unrealistic claims detected
Vetted 2026-07-21 Β· How we vet β
Common questions about Locus
Is Locus legit and safe to buy from?
Yes β Locus passed the WhatiseBrokering.com vetting checklist (try before you buy, no fine-print returns, a real way to reach them, realistic claims only) before being listed. We remove companies that stop meeting the standard.
Can I try Locus before committing, or get my money back?
Every company in our directory must offer a free trial or, at minimum, a 7-day money-back guarantee from the day your product arrives β with no fine-print return conditions like "unopened" or "original packaging". Locus met this requirement at the time of vetting.
How do I reach Locus if something goes wrong?
Locus publishes a real customer-service contact (phone or email) β that's a listing requirement. If you can't get a response, tell us at [email protected] and we'll review their listing.
Why is Locus listed on WhatiseBrokering.com?
We discovered and vetted Locus ourselves. They don't pay us anything β they're listed purely because they meet the standard.
Had a bad experience with Locus?
This directory only works if every listing keeps earning its place. If Locus didn't live up to the standard β refused a return, unreachable support, misleading claims, anything β tell us. We'll re-review them against our vetting criteria, and if they're not abiding by our rules, we remove the listing. No exceptions, no pay-to-stay.