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hrefStack vs Quick Viral Notes

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

hrefStack compared with Quick Viral Notes
DetailhrefStack logo hrefStackQuick Viral Notes logo Quick Viral Notes
What it doesAI agent that grows your search traffic through autonomous SEO content research, writing, publishing, and ranking tracking Turn Substack articles into viral social posts
StageStartup Startup
Founded2024 2025
Based inNot given Not given
Pricing modelFreemium Freemium
PricingFree plan: 10,000 words per month, no credit card required. Starter plan: $45 per month for 100,000 words per month. Pro plan: $69 per month for unlimited words. All plans include AI images, CMS publishing, and AI Agent access. Yearly billing available with 17% savings. Free: 10 credits (one-time). Monthly: $7/mo for 70 credits. Yearly: $65/yr for 600 credits.
Key features
  • Autonomous keyword and competitor-gap research
  • Publication-ready article writing with six-dimension quality self-audit
  • Scheduled publishing to your CMS including WordPress, Shopify, Wix, Ghost, and Sanity
  • Google ranking and AI-search citation tracking across ChatGPT, Perplexity, and Google AI Overviews
  • Automatic refresh of underperforming content
  • Content calendar planning
  • Full editorial control with approval gates before publication
  • 10 free SEO tools with no signup required
  • TYPE-FORMULA pipeline that extracts insight types (diagnostic, wisdom, contrarian, data-backed, framework, story) and applies viral structures
  • Knowledge Bank to store, browse, and reuse extracted insights
  • 10+ viral formula structures including parallel repetition, conditional framework, and bridge analogy
  • Chrome extension for scheduling posts directly to Substack
  • Rich-text editor with HTML and plain text export
  • MCP integration for Claude and Cursor
  • Automatic article URL processing from published or draft posts
  • Priority processing for paid plan users
What makes it different
  • AI employee that executes the full content pipeline, not a writing assistant that produces drafts
  • Optimization for both traditional search engines and AI-powered discovery surfaces like ChatGPT and Perplexity
  • Grounded in your actual search data with full Search Console integration
  • Multi-surface AI visibility tracking across rankings, AI Overviews, ChatGPT, and Perplexity citations
  • Designed specifically for Substack writers with formulas trained on viral patterns
  • Two-stage TYPE-FORMULA process instead of generic AI summarization
  • Knowledge Bank compounds over time as more articles are processed
  • From URL to scheduled post in minutes with no copy-paste needed
  • Credits never expire at your own publishing pace
Community votes00
DR (Domain Rating by Ahrefs)15 −1 (down) since last check10 +2 (up) since last check
Trust Flow (Majestic)210
Citation Flow (Majestic)2715
Referring domains (Majestic)915

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