Haya-Ben

Haya-Ben – Multilingual Vocabulary Learning with Flashcards Haya-Ben helps you create, organize, and study vocabulary in English, Japanese, Vietnamese, and other language pairs. Whether you are preparing for Eiken, JLPT, TOEIC, IELTS, or studying a personal topic, you can learn with flashcards, listen to TTS pronunciation, track progress, and review words you have not mastered. Ready-Made Vocabulary Decks • Eiken vocabulary from Grade 5 to Grade 1 • Eiken phrases by level • JLPT vocabulary from N5 to N1 • TOEIC vocabulary by topic • IELTS vocabulary by topic • Daily Japanese and daily phrases • Business Japanese • JMdict Japanese–Vietnamese vocabulary You can also create custom decks for TOEFL, work, travel, school, or any topic. Create and Organize Decks • Create decks for pairs such as English–Japanese, Japanese–Vietnamese, and English–Vietnamese • Organize decks by category and mark favorites • Edit, delete, import, or export decks • Import CSV files with words, meanings, readings, sample sentences, and language information • Export decks to CSV for backup or sharing Study with Flashcards • View the word, meaning, reading, and sample sentence • Reverse the study direction • Choose manual study, auto-play, or self-assessment • Track studied, mastered, and review-needed words • Use Review to focus on words you have not mastered • Check each deck’s progress with a mastery ring AI Factory – Create Decks by Topic Choose the source language, target language, number of words, and topic. AI Factory supports OpenAI and Anthropic through a BYOK model. • Use your own API key • API keys are stored securely on your device • API keys do not pass through a Haya-Ben intermediary server • Regular flashcard study does not require an AI account or API key Pronunciation and Listening Support • Listen to vocabulary and sample sentences with text-to-speech • Adjust speech rate and pitch • Use languages supported by your device’s TTS engine • Combine vocabulary study with listening and pronunciation practice Learning Statistics • Study time today and this month • Adjustable daily goal and learning streak • Weekly and 30-day charts • New and mastered words for the week • Comparison with the previous week • Studied words grouped by category and deck The default daily goal is 30 minutes and can be changed on the Stats screen. If the app closes during a session, it is finalized when the app opens again to help keep statistics accurate. Local-First and No Account Required • Learning data is stored on your device • No account or email address required • Does not collect the Android Advertising ID (AAID) • API keys are protected with secure storage • Analytics events do not include prompts, deck names, vocabulary, translations, API keys, or AI-generated content Suitable for Users Aged 9 and Over Haya-Ben is designed for users aged 9 and older and is configured with Google Play Families requirements in mind. • Ads are non-personalized with restricted content ratings • AAID is not collected • AI features use an age gate or parental gate • Learning data is stored primarily on the device Multilingual Interface Haya-Ben supports English, Japanese, and Vietnamese interfaces and can follow your device language automatically. Suitable For • Eiken, JLPT, TOEIC, IELTS, and TOEFL vocabulary learners • Students and working professionals • People studying English, Japanese, Vietnamese, or other languages • Learners who want custom flashcard decks • Anyone who prefers studying without creating an account System Requirements • Android 7.0 or later • Google TTS or another suitable TTS engine is recommended • Optional: an OpenAI or Anthropic API key for AI Factory Contact Support: [email protected] Website: https://mobile.furucrm.com Privacy Policy: https://mobile.furucrm.com/haya-ben/privacy-policy.html