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CoursifyYT vs OnlyRead

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

CoursifyYT compared with OnlyRead
DetailCoursifyYT logo CoursifyYTOnlyRead logo OnlyRead
What it doesTurn any YouTube channel into a structured course with AI-powered study tools Read-only mode for AI browser agents
StageNot given MVP
FoundedNot given Not given
Based inIN Not given
Pricing modelFreemium Freemium
PricingFree: 3 courses per week, 1,000 videos each, 2 quizzes/mind maps/flashcards per day, unlimited notes/clips/screenshots/transcripts. CoursifyYT Pro: $18/month (or $40 at launch, 55% off), includes 6 courses per week, 5,000 videos per channel, 10 quizzes/mind maps/flashcards per day, 500 MB synced sto Free: $0/month, open source with bring-your-own-model key. Pro: Free during early access with 1,000 judged requests; $5/month when paid tier launches.
Key features
  • AI-powered course organization that groups videos by discipline, module and lesson from beginner to advanced
  • Notes pinned to specific video timestamps with tags and linked ideas
  • Multiple-choice quizzes built from video content
  • Flashcards with spaced repetition across entire courses
  • Mind maps showing video content as branching ideas
  • Ask feature to get timestamped answers about video content
  • Video transcripts with search and export capabilities
  • Clips and screenshots with timestamps for saving key moments
  • Course syllabus exportable as printable PDF with progress tracking
  • Progress tracking and synced notes across devices when signed in
  • Blocks write, post, delete and purchase operations
  • Works with any Chromium browser and AI agent
  • App-specific rules and request classification
  • Open source codebase
  • Central control across multiple browsers (Pro)
  • One-link agent browser setup (Pro)
  • No API key required (Pro)
  • Per-account usage limits with fail-closed behavior
  • Tested on 1,000+ real tasks
What makes it different
  • Works without an account while keeping notes and progress in your browser locally
  • No analytics, advertising or data tracking, with privacy by default
  • Unlimited notes, transcripts and study tools on free plan
  • Course ordering follows learning progression, not YouTube's recommendation algorithm
  • Reduces accidental changes by AI agents without eliminating access to read data
  • Open source with full code transparency
  • Fail-closed design for unclassified requests
  • Tested against real AI agent tasks on major websites
  • Fully managed Pro option with no setup required
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)1 no change since last checkNot checked yet no change since last check
Trust Flow (Majestic)00
Citation Flow (Majestic)180
Referring domains (Majestic)110

5 details filled in for both companies.

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