Basic 850 vs BE850 Ogden's Basic English

Basic 850は、C.K. Ogdenの「Basic English 850語」をもとにした英語学習アプリです。少ない語彙で日常の考えを伝える力を育て、単語・発音・例文・AI会話練習をひとつにまとめました。 主な機能 ・基本850語をカードで学習 意味、発音、例文、関連語を見ながら、毎日少しずつ復習できます。 ・発音チェック 自分の発音を録音して、スコアと改善ポイントを確認できます。 ・AI会話練習 やさしい英語でAIと会話し、文法やより自然な表現の提案を受けられます。 ・短いクイズで定着 間違えた単語を中心に、無理なく復習できます。 ・プライバシーに配慮 ログインなしで始められ、学習データは端末内に保存されます。AI会話など一部機能のみ、必要な内容を当社サーバーに送信します。 英語を最初から学び直したい方、基礎単語で会話の土台を作りたい方、日本語UIで続けやすい英語アプリを探している方に向いています。

Say everything with just 850 words — that was the vision of linguist C.K. Ogden when he created Basic English in 1930. BE850 turns these 850 carefully selected core words into an elegant digital study handbook. Perfect for English beginners, young learners, ESL/EFL students, teachers, and anyone curious about the Basic English system. Five Clear Categories • Operations (100): verbs, prepositions, conjunctions • General Things (400): abstract nouns • Picturable Things (200): concrete, visible objects • Qualities (100): common adjectives • Opposites (50): paired antonym adjectives Bilingual Definitions Each word includes a Chinese definition, English explanation, example sentence, and Chinese translation of the example. UK & US Pronunciation Switch between British and American English speech. Tap to hear any word, definition, or example sentence read aloud. IPA Phonetics Both UK and US IPA transcriptions are shown for every word. Flashcard Practice Full-screen card mode: see the word on the front, tap to reveal the meaning. Filter by category, shuffle order, enable auto-speak. Swipe to mark words as "Got it" or "Review". Progress Tracking See your viewed, remembered, and review counts at a glance. Synonym Expansion Each word comes with 2–3 synonyms to broaden your vocabulary network. Simplified / Traditional Chinese Toggle between Simplified and Traditional Chinese display with one tap. Bilingual Interface Switch the app UI between Chinese and English at any time. Fully Offline All data is built into the app. No internet required, no ads, no sign-up. Learn anytime, anywhere — on your commute, in class, or on the go. --- Based on Charles Kay Ogden's Basic English (1930). The word list is in the public domain; definitions and examples are original.