# Eppi Words: AI Flashcards — Spaced repetition TOEIC JLPT > Spaced repetition TOEIC JLPT (iPhone/iPad app by JINJOON KIM.) - Source: https://appshunter.io/ios/app/eppi-words-ai-flashcards/id6758591593 (this page in markdown: same URL + `.md`) - Developer: [JINJOON KIM](https://appshunter.io/developer/1840296945) - Category: Education - Price: Free with in-app purchases - Age rating: 4+ - Requires: iOS 15.6 · 82 MB - Languages: American English, Japanese, Korean, Vietnamese - Released: 2026-03-21 - Data updated: 2026-08-20 - User reviews in markdown: https://appshunter.io/ios/app/eppi-words-ai-flashcards/id6758591593/reviews.md ## What is Eppi Words? Every language in your hand, Eppi Words Tired of making word lists and looking up meanings by hand every time? Eppi Words completely reinvents the way you learn vocabulary. Experience the wonder of AI building your wordbooks automatically and giving you complete, detailed information. It supports languages from all over the world, including English, Japanese, Korean, Chinese, Spanish, French, German, Indonesian, Italian, Portuguese, and Vietnamese! Key Features 1. Automatic wordbook creation that AI handles for you Just enter a word, and AI translates it and automatically completes the meaning, phonetic symbols, part of speech, and more. It can read "text in a photo" and instantly extract 30 words, or build an entire word set when you simply enter a topic like "travel English." No more tedious word entry! 2. "Magic Card AI" that tells you everything about a word Even when you learn a single word, learn it deeply! The Magic Card feature goes far beyond a simple definition and uncovers everything about a word. - Word form expansion: Various derived forms such as verbs, nouns, and adjectives - Common expressions: Idioms and phrases that native speakers actually use together - Custom examples: Perfect example sentences and translations you can use right away in real life 3. Detailed learning stats that let you see your daily progress Check exactly how much you have grown with real data. See your vocabulary comprehension and overall proficiency, plus a timeline showing which wordbooks you studied each day and how much. Systematically manage words you have fully memorized, words that need review, and words still in progress. 4. A variety of voices that sound natural to your ears No more stiff robotic sounds! Choose the voice you want from a range of accents such as American, British, and Australian English, along with male and female voice options. Practice accurate listening with natural pronunciation. 5. A rich wordbook library suggested by AI Not sure which words to start with? Jump right into countless ready-made wordbooks organized by category, including beginner level, practical conversation, exam prep, and business. The AI learning center smartly recommends words that match your level. 6. Bored of just studying? Try building a sticker book Use the XP you earn while studying to buy your favorite stickers in the sticker book and decorate it. Learn more words and complete your very own sticker book! Eppi Words is recommended for people who: - Want their own personalized wordbook - Want to instantly save unfamiliar words they come across in photos or books - Want to study not only meanings but also example sentences and derived forms in depth - Learn several languages at the same time - Want to manage their learning history systematically and stay motivated Download Eppi Words right now and start building and studying your wordbook with the adorable Eppi character! ■ Payment & Service Information • All prices shown include value-added tax (VAT). • Withdrawal of purchase: available within 7 days of payment. In the app, go to [Settings → Customer Support → Write inquiry] and select "Payment cancellation / withdrawal". • Cancelling a subscription: request it in [Settings → Customer Support], or cancel directly in App Store account settings → Subscriptions. • Terms of Service: https://aivoca.app/terms-en.html • Subscription Terms: https://aivoca.app/subscription-en.html • Privacy Policy: https://aivoca.app/privacy-en.html ## Pricing and in-app purchases Base price: Free. **Subscriptions** | Subscription | Price | Period | | --- | --- | --- | | AI 단어장 플러스 (연간) | $49.99 | per year | | Eppi Words Monthly Plan | $2.99 | per month | | Eppi 3 Monthly Subscription | $7.99 | per 3 months | ## Version history (last 5 releases) ### 2.3.5 — 2026-08-14 Clearer payment information - Subscription and Feather purchase screens now show whether VAT is included. - You can now request a payment cancellation or refund inside the app: Settings, Customer Support, Write inquiry, then "Payment cancellation / withdrawal". - Added business information and contact details to Customer Support. - The Subscription Terms can now be opened directly from the subscription screen and Settings. ### 2.3.3 — 2026-07-20 Smarter error reports When you report a word issue, the quiz screen you saw is now sent along, so we can pinpoint and fix what went wrong faster and more accurately. Stability improvements Polished small bugs for a smoother experience. Keep learning with Eppi! ### 2.3.2 — 2026-07-06 結果画面の羽根表示を現在の保有数基準に改善しました 単語報告時にキーボードで送信ボタンが隠れる問題を修正しました ### 2.3.1 — 2026-07-02 Result screen now shows your current feather balance Fixed the submit button being hidden by the keyboard when reporting a word ### 2.3.0 — 2026-06-24 Review missed words right before you forget We'll send a mini-quiz reminder for words you got wrong, timed for when you're about to forget them. Tap the notification to review instantly. Turn it on or off anytime in Settings > Notifications. Fixed minor bugs and polished overall stability. ## More apps by JINJOON KIM - [Spiritlings: Logic Puzzle](https://appshunter.io/ios/app/spiritlings-logic-puzzle/id6796583359) All apps by JINJOON KIM: https://appshunter.io/developer/1840296945 --- *Data collected daily from the US App Store and indexed by [AppsHunter](https://appshunter.io/). User reviews are verbatim App Store reviews. Ratings, prices and chart positions refresh continuously; this snapshot is from 2026-08-20.*