オサライ｜「なんとなく覚えた」をなくすAI搭載学習アプリ vs Markwize

Memorize what you create. Faster and smarter. Osarai is a simple flashcard app designed to help you memorize your own content efficiently. Whether you are studying vocabulary, preparing for exams, certifications, or school tests, Osarai helps you focus on retention. You can create flashcards from photos of notes, textbooks, or handouts and start studying immediately. Build your own flashcard decks for language learning, exam preparation, and technical terms. Osarai automatically tracks accuracy rate, study count, and last reviewed date so you always know what to review next. Focus only on cards you struggle with and avoid unnecessary repetition. Text to speech support helps with pronunciation and listening. No ads. No distractions. Just a clean and focused study experience. Download Osarai and turn studying into real retention.

Shoot your textbook. It becomes flashcards. Then just recall — right before you forget. Markwize is a science-backed flashcard app that solves both the effort of card creation and the challenge of knowing exactly when to review. ■ Fast card creation with AI · AI auto-generates cards from photos — just snap your textbook, notes, or handouts. Vocabulary cards and term cards, all at once. · Import Markdown or plain text files directly. Your existing notes instantly become a study deck. · One-by-one manual entry and editing are always available. ■ AI-powered English grammar analysis · AI explains sentence structure, parts of speech, and modifier relationships in English text. · Go from "roughly following along" to "reading with confidence." Built for language learners who want deeper comprehension. ■ Science-based review scheduling · A scientifically optimized spaced repetition algorithm estimates the memory strength of each card and surfaces it just before you forget. · No need to review everything every day — only today's due cards are shown. · Rate your confidence before flipping, then verify after — a two-step check that catches "I thought I knew it." ■ Quizzes and tests for active recall · Quiz mode (multiple choice, written answer, fill-in-the-blank) to verify your understanding. · Teachers can distribute tests to an entire class at once. · Per-deck accuracy rates reveal your weak spots at a glance. ■ Versatile card formats · Text cards (front and back) · Photo cards (image occlusion) · Audio cards (recording and text-to-speech) · Math formulas and freehand drawing supported ■ Sharing and distribution · Search and bookmark public decks · Bulk distribute to classes and groups · Share and receive decks via code ■ Detailed analytics · Forgetting curve and retention rate visualization · Memory strength and weakness diagnosis · Study history graphs ■ Covers every subject Vocabulary, science, history, math, literature, professional certifications, and more — organized with subject-specific column templates. ■ Who it's for · Language learners building vocabulary · Students prepping for exams, entrance tests, or certifications · Anyone who thinks "making flashcards takes too long" · Anyone who has struggled to set up spaced repetition [Pricing] Core features are free. Subscription plans (Student and Doctorate) expand your AI usage limits. A one-time Pro option unlocks additional features. Prices are shown in-app. Subscriptions renew automatically. Unless canceled at least 24 hours before the end of the current period, your Apple ID will be charged for renewal. Manage or cancel anytime in your App Store account settings. Terms of Use: https://markwize.com/terms Privacy Policy: https://markwize.com/privacy Send feedback or report bugs via Support in the app settings. We're serious about helping you remember what matters.