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Tell the Sky vs Readlink

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

Tell the Sky compared with Readlink
DetailTell the Sky logo Tell the Sky Readlink
What it doesSend a message on a paper lantern and let it drift across the world on the real wind until a stranger catches it and sends it on 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 inNot given CH
Pricing modelFree Freemium
PricingNot given 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
  • Send messages on digital lanterns that drift on real wind patterns
  • Add messages to lanterns and send them on
  • Catch up to three lanterns per day
  • Live world map showing lantern journeys
  • Sign in with email, Google or Apple
  • Customizable notifications and quiet hours
  • Report and block users with moderation system
  • Set location to receive lanterns
  • 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
  • Messages drift on real wind patterns across a live world map
  • Messages are added by multiple strangers as lanterns travel
  • Emphasis on safety and kindness with content moderation
  • Location-based delivery of messages to nearby users
  • 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)2 +1 (up) since last check12 +3 (up) since last check
Trust Flow (Majestic)04
Citation Flow (Majestic)014
Referring domains (Majestic)014

4 details filled in for both companies.

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