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SEO Signal vs Foundlyst

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

SEO Signal compared with Foundlyst
DetailSEO Signal logo SEO SignalFoundlyst logo Foundlyst
What it doesGSC-powered SEO operating system for detecting changes, investigating evidence, and prioritizing actions A practical playbook for SEO, GEO and ASO to make your project findable before and after launch
StageNot given Not given
FoundedNot given Not given
Based inNot given DE
Pricing modelFreemium Paid
PricingSolo: $29/month (1 website), Growth: $49/month (3 websites), Scale: $99/month (10 websites). Monthly or yearly billing available with yearly saving 2 months. 14-day free trial, no card required. €4.99 one-time payment. No subscription. Includes free updates to new versions.
Key features
  • Daily SEO briefs showing latest complete GSC data, performance changes, and priorities
  • Evidence-backed Signals for growth, loss, CTR, ranking, content, and indexing
  • Page and Query investigation with evidence, relationships, and Signals
  • SEO Signal AI Agent for ten bounded GSC workflows
  • Content Groups to monitor page sections and topics
  • Rank Tracking for selected search queries and page positions
  • Cross-site Brief showing important changes across connected websites
  • Read-only Google Search Console access without editing capability
  • Five report views with 7d, 30d, calendar months, and 90d comparisons
  • Pre-launch and post-launch SEO checklists
  • Technical SEO guidance including Core Web Vitals, canonicals and sitemaps
  • On-page SEO framework for titles, meta descriptions, headings and content
  • Structured data templates for JSON-LD
  • Generative engine optimization strategies
  • App store optimization for titles, keywords and localization
  • Measurement framework with Search Console and analytics
  • Real project examples with Search Console screenshots
  • Markdown files and PDF checklists for digital and print use
  • AI prompt examples for SEO, GEO and ASO
What makes it different
  • Built on Google Search Console data you already own with read-only access and no site editing capability
  • Evidence-backed analysis keeps observed facts separate from possible causes
  • Connected workflow with five modules moving from data to evidence to decisions and reports
  • AI Agent with ten bounded GSC workflows and visible limitations
  • Practical, not theoretical: answers what to actually do before and after launch without unnecessary theory
  • Covers all three of SEO, GEO and ASO in one guide as search splits across platforms
  • One-time purchase with free lifetime updates, no subscription
  • Uses real examples from the founder's own projects, not just theory
  • Realistic expectations and timelines, not guarantees or hype
Community votes00
DR (Domain Rating by Ahrefs)21 +1 (up) since last check2 no change since last check
Trust Flow (Majestic)70
Citation Flow (Majestic)256
Referring domains (Majestic)671

5 details filled in for both companies.

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