Glasp vs SoBrief

Glasp is a social web highlighter. With its browser extension you can highlight and annotate text on any web page or PDF, collect everything in one place and, if you like, share your highlights publicly to learn alongside others with similar interests.

Glasp is also well known for its YouTube summaries: it shows a video's transcript and can create an AI summary of it, so you can skim long videos quickly. You can import Kindle highlights, export notes to tools such as Notion and Obsidian, and use AI to summarise and connect your saved ideas. Over time your highlights become a personal, searchable knowledge library.

Good fit if you: read a lot online and want to save, organise and revisit th…

SoBrief provides free book summaries — condensing nonfiction titles into short reads that capture core ideas, arguments and practical takeaways, so you can decide what deserves your full attention.

Its library spans business, self-development, psychology and popular science, with summaries structured around key concepts rather than chapter-by-chapter recaps. Multiple languages broaden access, and the free model contrasts with subscription competitors like Blinkist — the obvious appeal for students and casual readers.

Strengths: genuinely free access to a wide library, useful triage (find out whether a book merits reading in full), and quick refreshers on books you've already read. Weak…