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Social Undertone vs Readlink

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

Social Undertone compared with Readlink
DetailSocial Undertone logo Social Undertone Readlink
What it doesCreator audience reports from real comments A social reading app for organizing your library, discovering books, and sharing ideas with curious readers
StageNot given Not given
FoundedNot given Not given
Based inUS CH
Pricing modelFreemium Freemium
PricingFree: 3 reports with scores, summary and about 300 comments from the last 30 days. Full report: $29 one time for up to 3,000 comments from the last 90 days. Shortlist pack: $99 for 5 full reports. Enterprise: custom pricing. Free: Tracking your library and your reading, stats, Discover and the feed. Premium: Optional subscription available in the app with features including advanced reading stats, unlimited shelves, unlimited AI reading chats, AI assistants (20 actions a day free, unlimited on Premium), AI index scannin
Key features
  • Comment analysis from Instagram and TikTok
  • AI-powered sentiment classification
  • Audience sentiment scoring
  • Topic mapping and categorization
  • Post-by-post performance analysis
  • Audience health scoring
  • Brand safety flagging
  • Shareable reports and PDF export
  • Audience demographic and interest insights
  • No creator login required
  • Page-by-page reading tracker
  • Book barcode scanner
  • Goodreads library import
  • AI reading chats
  • Social feed for book discussions
  • Reader matching
  • Half-star ratings
  • Private notes and highlights
  • In-app PDF reader
What makes it different
  • Analyzes up to 3,000 comments from 90 days in full reports
  • No subscription required, pay per report
  • Combines Instagram and TikTok data in single report
  • Reports include every comment with full context and traceability
  • Free access to reports without credit card
  • Built specifically for non-fiction readers with curated recommendations and discussion tuned to non-fiction
  • AI features connect insights across your personal books and notes
  • Reader matching against 300+ curated celebrity libraries
  • Highlights and notes stay linked to chapters for long-term reference
Free planNot given Not given
Open sourceNot given Not given
PlatformsNot given Not given
Public APINot given Not given
Community votes00
DR (Domain Rating by Ahrefs)Not checked yet no change since last check12 +3 (up) since last check
Trust Flow (Majestic)04
Citation Flow (Majestic)1314
Referring domains (Majestic)814

6 details filled in for both companies.

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