Description: AnkiDroid is a free and open-source flashcard app for Android. It allows users to create decks of flashcards with text, images, audio, and video, and uses spaced repetition to optimize studying. AnkiDroid can help memorize anything from languages, to science material, to trivia.
Type: software
Pricing: Open Source
Description: ReadCube Papers is a free reference manager and PDF reader designed for researchers, clinicians, and scientists. It allows you to easily organize, read, highlight, and annotate PDFs across multiple devices.
Type: software