Broken Link Checker vs LLMnesia

A side-by-side comparison built from both listings. Blank cells mean the company has not given that detail; we never guess.

Broken Link Checker compared with LLMnesia
Detail	Broken Link Checker	LLMnesia
What it does	Free Chrome extension that detects broken links, 404 errors, and redirects on any webpage	Search your AI chat history across ChatGPT, Claude, Gemini and more, locally and privately
Stage	Not given	Startup
Founded	Not given	2026
Based in	Not given	Not given
Pricing model	Freemium	Freemium
Pricing	Free plan: up to 150 links per scan. Lifetime License: $9.50 one-time (50% off, normally $19), includes unlimited links per scan, sitemap health checker, bulk URL checker (20 at a time), image checker, scan history, stats dashboard, and PDF export.	Free: local search, history import, auto-capture, MCP connection. Vault: £8/month or £88/year (billed annually with one month free, equivalent to £7.33/month). Plus tax.
Key features	Color-coded link status results (red for broken, yellow for redirects, green for working) Detects 404 errors, 500 server errors, timeouts and unreachable URLs Identifies 301 and 302 redirects with destination URLs CSV export of scan results Focus Mode to highlight individual links on the page Real-time progress bar during scans Filter results by status Sidebar panel for results review Sitemap health checker (Lifetime License) Image checker to flag broken images (Lifetime License)	Search across 15 AI platforms with semantic search Auto-capture new conversations automatically in background Save individual lines as reusable memories Star conversations for easy retrieval Filter results by AI platform or date Local MCP connection for Claude Desktop and Cursor Export conversations in portable format End-to-end encrypted sync across devices with Vault Vault web app beta for searching on phone and desktop
What makes it different	No account or sign-up required Runs entirely in your browser with no data leaving your device Only runs when you click Scan, does not slow down browsing Works on any website including password-protected pages Free to install and use with no credit card required	Completely local-first: free search index stays in your browser, nothing sent to servers No account required for core features Spans all your AI tools in one searchable interface Retrieves conversations even after they're deleted from original platforms Lightweight design with minimal browser performance impact
Free plan	Not given	Not given
Open source	Not given	Not given
Platforms	Not given	Not given
Public API	Not given	Not given
Community votes	0	0
DR (Domain Rating by Ahrefs)	43 no change since last check	19 no change since last check
Trust Flow (Majestic)	7	3
Citation Flow (Majestic)	25	26
Referring domains (Majestic)	36	43

5 details filled in for both companies.

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