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SoBrief.com
✓ verifiedFreemium
Library of audio and text summaries for 26,000+ books, good for readers wanting quick key takeaways instead of reading full books.
623K visits/mo18K saves
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15Minutes
✓ verifiedPaid
Library of short book summaries, analyses, and audiobooks spanning thousands of nonfiction and fiction titles.
8.8K visits/mo533 saves
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AskYourPDF
✓ verifiedFreemium
AI assistant to chat with, summarize and auto-fill PDFs, aimed at students and professionals extracting insights from documents.
226K visits/mo48K saves
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Summarize.ing
✓ verifiedFreemium
YouTube summarizer turning video links into digests with highlights and mind maps, useful for students and researchers.
98K visits/mo5.9K saves
Pricing
Monthly: $9.99/mo
Yearly: $44.99/yr
Lifetime: $79.99 one-time
Free trial available
No public pricing
Free: $0
Vial: $20
Inkwell: $40
Free: $0 (50 questions/day)
Premium: $11.99/mo (billed yearly)
Pro: $14.99/mo (billed yearly)
Free trial available
Pro: $7.49/mo (50 summaries/day, videos under 60 min)
Premium: $15.7/mo (100 summaries/day, videos under 120 min)
Core features
- ✦26,000+ book summaries in audio, PDF and EPUB
- ✦Full audio narration on Pro plan in 40 languages
- ✦Bookmarking and reading/listening history
- ✦Personalized recommendations by reading preference
- ✦Trending and curated book lists
- ✦Mobile app availability
- ✦Short book summaries and analysis
- ✦Summary PDFs and audiobooks
- ✦Personal library to save titles
- ✦Extensive category browsing
- ✦Coverage of thousands of books
- ✦Automatic transcription and summarization of TTRPG sessions
- ✦Customizable narrator and background music
- ✦Audio/video recap generation
- ✦Support for various audio formats
- ✦Option to proofread and edit the summary
- ✦Chat across multiple documents
- ✦Instant document summaries
- ✦AI PDF form auto-filling
- ✦Document library organization
- ✦Chrome extension and mobile apps
- ✦ChatGPT and Zotero integrations
- ✦Paste a YouTube link to get a summary in under a minute
- ✦Segmented, timestamp-aware breakdowns of long videos
- ✦Auto-generated mind maps of video content
- ✦Key concept and keyword extraction
- ✦Auto-generated Q&A pairs for review
- ✦Choice of underlying AI model (Claude 3.5 Sonnet, GPT-4)
Use cases
- →Getting the key ideas from a book without reading it fully
- →Listening to book summaries during a commute
- →Building a personal library of bookmarked summaries
- →Sampling a book before deciding to buy the full version
- →Learning a book's key ideas in minutes
- →Listening to book summaries on the go
- →Deciding which full books to read
- →Studying nonfiction concepts efficiently
- →Creating recaps of Dungeons & Dragons, Pathfinder, or other TTRPG sessions
- →Sharing recaps with your party at the beginning of the next session
- →Immortalizing game sessions with captivating audio/video recaps
- →Summarizing long reports or papers
- →Extracting data from contracts
- →Auto-filling repetitive PDF forms
- →Studying and reviewing course material
- →Reviewing lecture or tutorial videos without watching in full
- →Extracting key takeaways from long interviews or talks
- →Building study notes from educational YouTube content
- →Quickly deciding whether a video is worth watching
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