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: Kakugo is a free and open-source app that helps learn Japanese vocabulary, kanji, and grammar. It uses spaced repetition and a clean, intuitive interface to make studying Japanese efficient and enjoyable.
Type: software
Pricing: Open Source