Show HN: I built a Mac app to make technical PDF textbooks easier to study

Category: other

Tags: pdf-annotation, study-tools, mac-app, note-taking, education

Score: 5.0/10 (Innovation: 5, Technical: 4, Documentation: 3, Utility: 6)

Margin is a Mac app designed to help students study technical PDF textbooks more effectively by allowing note-taking, capturing calculations, and promoting active recall. It addresses the common problem of re-reading and forgetting, offering a structured way to engage with dense material. While the concept is useful, the app appears to be a simple PDF annotation tool with added study features, lacking technical depth or groundbreaking innovation.

Target audience: students, self-learners, educators

Repository: https://marginstudy.app/

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