Korean Learner vs RecallKit
Price, ratings, monetisation and update history for both apps, side by side β with what reviewers say about each.
Korean Learner
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Korean Learner β learn Korean vocabulary with flashcards that come back right before you'd forget them, and grammar one pattern at a time. From your first μλ νμΈμ to TOPIK 6, words come with an example sentence and their meaning in your own language. Flip a card, swipe right if you knew it and left if you didn't: the FSRS spaced-repetition algorithm decides when it comes back. LEARN IN YOUR LANGUAGE The whole app, and every word's meanings and example translations, in 15 languages: English, Japanese, Spanish, French, Portuguese, Italian, Dutch, German, Finnish, Swedish, Norwegian, Lithuanian, Latvian, Estonian and Ukrainian. THREE LEARNING TRACKS β’ Learn basics β greetings, family, colors, numbers, body parts, common verbs and adjectives, days, timeβ¦ everything to start fast. β’ Prepare TOPIK β the vocabulary of TOPIK levels 1 to 6, one deck per level. β’ Expand vocabulary β themed decks for business, travel, cooking, sports, emotions, idioms, Konglish, onomatopoeia, hanja-rich words and more. A GRAMMAR PATH 130 lessons in 18 units, from your first sentences to intermediate Korean (TOPIK II). Each lesson explains a pattern in your language, with examples and three sentences to complete. FREE FOR EVERYONE β’ The Learn basics track and TOPIK I (levels 1 and 2), studied with spaced repetition β’ Grammar units 1 to 4 β the first 30 lessons β’ Progress for every deck β words learned, words due today, and daily limits you choose β’ A daily reminder to study, at the time you choose β’ Explore β search every word with its romanization and examples, words and verbs side by side β’ The Hanja tab in Explore β 309 Chinese characters used in Korean, each with its Korean reading and three everyday words that use it β’ Favorites β save any word and study your favorites like any deck β’ Light and dark modes β’ No account needed β your progress stays on your device WITH PREMIUM β’ Every deck β TOPIK II (levels 3 to 6) and every Expand vocabulary theme, 32 decks in all β’ Every grammar unit β units 5 to 18, up to TOPIK II β’ Word audio β hear a word pronounced on its flashcard or in Explore, or have each new card read aloud β’ AI translation and explanations β type a word or a sentence in Korean or in your language, get a short translation, then ask about it or tap a suggested question: the AI answers in your language. Your conversations stay in a history on your device. Subject to fair use. β’ Your own lists β group words your way and study them like any deck β’ Sync between devices β sign in with Apple, with no name or email asked, and keep your vocabulary progress, lists and study settings in step on all your devices Premium is a monthly or yearly subscription, with a 1-week free trial on the yearly plan for new subscribers, or a one-time lifetime purchase. Prices vary by country and are shown in the app before you buy. A free trial turns into a paid subscription unless you cancel at least 24 hours before it ends. Subscriptions renew automatically at the price shown unless cancelled at least 24 hours before the end of the current period. Payment is charged to your Apple Account when you confirm the purchase. Manage or cancel your subscription in your App Store account settings. Lifetime is a one-time purchase and never renews. Terms of Use: https://koreanlearner.app/terms Privacy Policy: https://koreanlearner.app/privacy
RecallKit
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Flashcards that stick. Modern spaced repetition, seven curated language courses β nearly 20,000 cards β or bring your own decks via CSV / TSV / .apkg. No account, no tracking. iCloud sync. CURATED LANGUAGE COURSES Each course is structured around real proficiency frameworks. Cards include audio, example sentences, and grammatical gender / tone where relevant. β’ French (CEFR) β A1 to C2, 3,899 cards β’ Spanish (CEFR) β A1 to C2, 3,958 cards β’ Italian (CEFR) β A1 to C2, 4,237 cards β’ German (CEFR) β A1 to C2, 4,133 cards β’ Japanese (JLPT) β N5 to N1, 2,338 cards β’ Korean (TOPIK) β A1 to B1, 1,165 cards β’ French Street Speak β 274 cards of colloquial vocabulary native speakers actually use The French course also includes a listening-comprehension beta: audio-first cards born from the words you already know, so your ears catch up with your eyes. BRING YOUR OWN Already have a flashcard library? Import from: β’ CSV / TSV files β including tab-separated files like those exported from popular study tools, or anything you can paste from a spreadsheet. Map columns to Front, Back, Tags. Map a header row if you have one. β’ .apkg files β with media, sub-decks, and review history preserved. Drop the file from Files, iCloud Drive, or any document provider. Imports run on a background thread so a 5,000-card deck doesn't lock the app. Failed rows (malformed quoting, missing fields) are reported with a downloadable CSV you can fix and re-import. HOW STUDYING WORKS FSRS-5 is a modern spaced-repetition algorithm that schedules each card based on your actual recall, not arbitrary intervals. Forgetting curves shorten over time. The algorithm has 19 parameters that adapt to your specific learning history, and you can re-optimise them from your own reviews after a few weeks of use. Each language course pairs recognition (see the word, recall the meaning) with production (read the example sentence, produce the target word with full grammatical context). Production cards unlock once a word has been seen a few times β so you're not blindly guessing on day one. Native-quality TTS reads cards in the target language using your installed iOS voices. Settings includes a voice setup helper that links straight into the iOS pronunciation download for each language. OCR and voice dictation are built in for card authoring β point the camera at a textbook page or speak the word, and the recognised text drops into the field. SYNCS ACROSS YOUR DEVICES Decks, cards, review history, streak, achievements β everything syncs through your private iCloud account. Same Apple ID, same state on iPhone and iPad. No third-party servers see your study data. A pull-to-refresh on the home screen forces a sync if you ever need it. PRIVACY No account. No sign-up. No third-party login. No tracking pixels. No selling data. We never could even if we wanted to β there's nothing to sell. The aggregate product-health signals we do collect (app launch, import succeeded, review submitted) are bucketed, anonymous, and never include card content, deck names, or review ratings. You can turn them off entirely from Settings. Your decks, your reviews, your progress β they live on your device and in your private iCloud database. That's it. --- Open the App Store, install, study. Built by one person who wanted spaced repetition to feel less like a chore and more like a tool.
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Verdict
The clearest difference is in-app purchases: RecallKit at none against Korean Learner's 3. RecallKit also leads on update cadence (fortnightly vs every 2 months). Korean Learner's advantage is iOS requirement (15.1 vs 17.0). On price, ads and device support there is nothing between them.
Scored on Price Β· Rating Β· Positive reviews Β· Number of ratings Β· Update frequency Β· Ads Β· In-app purchases Β· Monetization Β· Best chart rank Β· Devices Β· Requires iOS
Both are free to download. Korean Learner sells 3 in-app purchases, starting at $3.99 per month. RecallKit asks for nothing beyond the download.
Korean Learner ships an update every 2 months, RecallKit fortnightly. The most recent releases landed on November 5, 2026 and October 31, 2026 respectively.
| Parameter | Korean Learner | RecallKit |
|---|---|---|
| Price | Free | Free |
| Update frequency | Every 2 months | Fortnightly β better |
| Ads | No | No |
| In-app purchases | Yes | No β better |
| Devices | iPhone, iPad, iPod β better | iPhone, iPad |
| Requires iOS | 15.1 β better | 17.0 |
| Further details β not scored | ||
| Size | 55 MB | 9 MB |
| Age rating | 4+ | 4+ |
| Developer | Valentin Mouget | Sami Mandeel |
In-app purchases
Korean Learner
- Premium monthly$3.991 Month
- Premium annual7 Days trial$24.991 Year
- Premium lifetime$49.99
RecallKit
No in-app purchases
Questions
Is Korean Learner free?
Is RecallKit free?
Do Korean Learner or RecallKit have ads?
Which is updated more often, Korean Learner or RecallKit?
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