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Polarは、非線形の読書、メモ取り、学習アプリです。
Polar is a reader for PDF, EPUBs, and web pages, a note-taking tool that allows you to connect your thoughts, and a flashcard app to memorize information
Polar supports all standard reading features you would expect from a reader, like highlighting, annotating, commenting, or tagging (of files and notes). It also supports advanced features like manually or AI-generated flashcards from highlights, advanced reading tracking, area highlights, and others
Polar is also a non-linear note-taking tool that allows you to connect all your thoughts, whether they are notes, highlights, or annotations
Polar's flashcard features allows you to create flashcards easily from highlights or notes, use AI to automate the creation, and review flashcards using spaced repetition
Polar is supported across all major platforms
Polar offers all core features for free with a premium subscription for more storage and various advanced features. See our pricing for detail.