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Side-by-side features, use cases and pricing — because the right pick depends on your job and budget, not just the ranking.

StudyFox logo
StudyFox
✓ verifiedPaid

AI Chrome extension and dashboard that solves quiz questions in-browser and generates notes, flashcards, and mind maps for students.

3.1K visits/mo
YOU-TLDR 2.0 logo
YOU-TLDR 2.0
✓ verifiedFreemium

Condenses YouTube videos into summaries, transcripts, and an interactive chatbot, with a browser extension and 125+ language support.

97K visits/mo12K saves
Comment Explorer logo
Comment Explorer
✓ verifiedFree

Free tool that analyzes YouTube comments for sentiment, emotion and topics to help creators read their audience.

1.5K saves
AIThumbnail.so logo
AIThumbnail.so
✓ verifiedPaid

AI thumbnail maker for YouTubers that generates click-worthy thumbnails in seconds, with style replication and face insertion.

17K visits/mo
viral.app logo
viral.app
✓ verifiedFree trial

Analytics and payout platform for tracking UGC creator performance and managing campaigns across TikTok, Reels, and Shorts.

35K visits/mo19K saves
Pricing
Weekly: $2.99/week (3-day free trial)
Monthly: $9.99/mo, billed $119.88/yr (3-day free trial)
Semester: $29.99/4 months, billed $89.97/yr (3-day free trial)
Yearly: $79.99/year (3-day free trial)

Free trial available

Pro: $19/month (20 transcripts and 20 summaries per day)

No public pricing

Trial: $1 (3 days)

No public pricing

Free trial available

Core features
  • Browser extension that solves quiz questions via popup or sidebar
  • Works across major LMS platforms like Canvas, Blackboard, and Moodle
  • AI note taker and lecture note converter
  • AI flashcard and mind map generators
  • PDF, video, and slide summarizers
  • Screenshot or Ctrl+V paste question solving
  • One-click video summarization and highlight extraction
  • Transcript download and search across videos
  • Chrome extension embedded directly inside YouTube
  • Translation and transcription in 125+ languages
  • Interactive chatbot for asking questions about a video
  • Converts videos into blog posts, LinkedIn articles, or Twitter threads
  • Multi-video comparison and podcast summarization
  • YouTube comment sentiment analysis
  • Emotion detection
  • Top-subject and topic extraction
  • Audience engagement scoring
  • Ask questions of your comment section
  • AI YouTube thumbnail generation
  • Replica Mode to copy a thumbnail's style
  • One-photo face insertion
  • AI suggestions for text, colors and elements
  • Free tools: thumbnail tester, downloader, resizer, YouTube-to-MP3
  • Cross-platform UGC analytics for TikTok, Reels, Shorts, and Facebook Reels
  • No-login tracking of any public creator or competitor account
  • Campaign management with creator rosters and posting checks
  • Automated CPM/CPA/milestone-based creator payouts and invoicing
  • AI-based trend and hook analysis from a video library
  • API and integrations with Slack, Discord, and n8n
Use cases
  • Answering quiz questions live within an LMS platform
  • Turning lecture recordings into structured notes
  • Summarizing long PDFs or videos before an exam
  • Building flashcards and mind maps from course material
  • Researchers skimming long videos for key points
  • Students turning lecture videos into study notes
  • Content creators repurposing YouTube videos into written posts
  • Non-native speakers wanting translated transcripts
  • Understand YouTube audience reactions
  • Identify recurring viewer topics
  • Gauge engagement on videos
  • Creating high-CTR YouTube thumbnails
  • Replicating proven thumbnail styles
  • Adding your face to thumbnails
  • Testing thumbnail designs
  • Brands tracking and paying UGC creators across platforms
  • Marketing teams monitoring competitor short-form video performance
  • Agencies managing multiple influencer campaigns from one dashboard
  • Growth teams researching viral video trends for creative briefs
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