Comparison

KyouStudy vs WordOak 英文單字學習

Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.

Head to head
About

KyouStudy

Features
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Learn as much as you want, at your own pace. KyouStudy helps you build language skills for exam preparation and everyday learning. Whether you are preparing for JLPT, HSK, or TOPIK, or exploring a new language, start at a level that suits you and move from words to sentences, practice, and review. FREE LEARNING, WITHOUT DAILY LIMITS Study from beginning to end without daily study caps or restrictions on the scope of available learning content. Core learning stays free, whether or not you choose Premium. DISCOVER WORDS THROUGH CARDS Explore vocabulary, characters, expressions, and sentences organized by exam and level. Learn meanings, examples, and pronunciation together, then mark what you already know and what you want to study further. SEE IT. HEAR IT. REMEMBER IT. Listen to word and sentence pronunciation with AI-powered audio. Every example sentence comes with an image to help you connect its meaning with a scene and make it easier to recall. CHOOSE HOW YOU PRACTICE Use quizzes for instant feedback after each question, or test mode to receive your score after completing all questions. • Multiple choice: connect characters, readings, and meanings. • Listening: hear a word or sentence and choose the answer. • Matching: draw connections between expressions and meanings. • Sentence ordering and gap filling: practice context and sentence structure. • Typed answers: recall words and expressions without answer choices. TURN MISTAKES INTO PROGRESS Revisit questions in your mistake notebook and save useful items to favorites. Unlock collections as you learn and use study statistics to see your progress. MAKE IT YOUR OWN WITH PREMIUM Optional paid Premium benefits include ad removal, additional themes, detailed information about related words, and support for continued development. Your daily study amount and the scope of available learning content remain unrestricted without Premium. LANGUAGES AND CONNECTION The interface is available in English, Korean, Japanese, Simplified Chinese, and Traditional Chinese. An internet connection through Wi-Fi or mobile data is required for a smooth learning experience. MORE TO LEARN OVER TIME The exam lineup includes JLPT, TOEIC, TOEFL, IELTS, HSK, TOCFL, and TOPIK, with some courses planned for future updates. TOEIC, TOEFL, and IELTS are planned additions. Check the app for currently available courses. Built and cared for by an independent developer, KyouStudy grows with your feedback. Start with one word and keep learning at your own pace. KyouStudy is an independent learning tool and is not affiliated with or endorsed by the organizations that administer these exams. Exam names and trademarks belong to their respective owners. Support: https://www.kyoustudy.com/contact/ Privacy Policy: https://www.kyoustudy.com/privacy-policy/ Terms of Use: https://www.kyoustudy.com/terms-of-use/ Apple Standard End User License Agreement: https://www.apple.com/legal/internet-services/itunes/dev/stdeula/

About

WordOak 英文單字學習

Features
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WordOak 是給中文使用者的英文單字 App。CEFR A1 到 C2 共 10,060 張單字卡、22 個主題、389 個單字集,每個字都有 IPA 音標、英文例句和中文翻譯。複習用 FSRS 排程,把時間留給快要忘記的字。 背單字時的 3 個 AI 功能 字卡翻到背面,就能叫出三個 AI 功能,把一個字記得更牢: ・AI 例句:再給你 3 句不同情境的例句,看同一個字怎麼用 ・易混辨析:see、look、watch 或 borrow、lend 這類中文翻譯很像的字,說清楚差在哪 ・AI 助憶:拆解字首、字根,順便帶出同一家族的字 主要功能 ・CEFR 單字庫:A1 1,078、A2 1,434、B1 2,631、B2 2,982、C1 1,098、C2 837 張,拆成小單字集一組一組背 ・FSRS 間隔複習:依每張卡的作答紀錄安排下次複習,快忘的字會先出現;評分按錯了可以回到上一張重評 ・美、英、澳三種口音:美式 Ava、Andrew、Emma、Brian,英式 Sonia、Ryan,澳式 Natasha、William;read、live、lead 這種同一個拼法有兩種念法的字,會照卡片上的意思念 ・用聽的背:自動播放單字、例句和中文意思,螢幕關著也能聽 ・5 種測驗:中文意思、聽力辨識,加上 AI 出題的句子填空、近義詞、詞語用法,作答完一起看解析 ・離線複習:整個等級的語音可以先下載,沒有網路也能複習 ・小工具與 Siri:主畫面、鎖定畫面顯示今天待複習的字數和連續天數;對 Siri 說「用 WordOak 複習」就能直接開始 ・提醒通知:每日複習、連續學習快中斷時、每週進度總結 ・跨裝置同步:複習進度存在雲端,換手機或改用網頁版都能接著背 免費與訂閱 免費就能用:全部單字、FSRS 複習、隨機自動播放、Ava 的發音、每天 5 次 AI 額度。 訂閱 Premium 解鎖: ・5 種測驗 ・每天 100 次 AI 額度 ・7 種付費語音 ・整級離線語音包 ・依你最近答錯的字寫的提醒,每天最多 1 則 訂閱有月費、年費兩種方案,價格以 App Store 顯示的為準。第一次訂閱可以免費試用 7 天。隨時能在 iPhone「設定 → Apple 帳號 → 訂閱」管理或取消,取消後可以用到當期結束。 隱私 我們不販售、也不分享你的個人資料。學習紀錄只用來安排複習和寄送提醒,傳輸全程 HTTPS 加密。設定頁可以隨時刪除帳號和所有學習資料。 隱私權政策:https://api-en.nano-logics.com/privacy 客服 App 裡有「意見回饋」,bug 或建議都可以從那裡告訴我們,每一則都會看。 Email:support@nano-logics.com 使用條款 訂閱與本 App 的使用受 Apple 標準使用條款規範: https://www.apple.com/legal/internet-services/itunes/dev/stdeula/

Screenshots

KyouStudy4 screens
WordOak 英文單字學習4 screens

Verdict

The call

The clearest difference is ads: WordOak 英文單字學習 at none against KyouStudy's shown. WordOak 英文單字學習 also leads on update cadence (daily vs every 5 days) and iOS requirement (15.0 vs 17.0). On price, in-app purchases and device support there is nothing between them.

Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS

CostPrice · In-app purchases · Ads · Monetization

Both are free to download. KyouStudy sells 3 in-app purchases, starting at $3.99 per month and WordOak 英文單字學習 sells 2 in-app purchases, starting at $4.99 per month. Whichever you choose, the download price is not the number that matters.

UpkeepUpdate frequency

KyouStudy ships an update every 5 days, WordOak 英文單字學習 daily. The most recent releases landed on October 8, 2026 and October 6, 2026 respectively.

Scorecard3 real differences · 3 level
KyouStudy versus WordOak 英文單字學習: the parameters behind the verdict, then further details
ParameterKyouStudyWordOak 英文單字學習
PriceFreeFree
Update frequencyEvery 5 daysDaily — better
AdsYesNo — better
In-app purchasesYesYes
DevicesiPhone, iPadiPhone, iPad, iPod — better
Requires iOS17.015.0 — better
Further details — not scored
Size187 MB38 MB
Age rating4+4+
DeveloperHungBokJIA CING CHEN

In-app purchases

3 purchases

KyouStudy

Subscriptions2
  • KyouStudy Premium$3.991 Month
  • KyouStudy Premium (Annual)$39.991 Year
One-time1
  • KyouStudy Premium (Lifetime)$99.99
2 purchases

WordOak 英文單字學習

Subscriptions2
  • WordOak Premium7 Days trial$4.991 Month
  • WordOak Premium Yearly7 Days trial$39.991 Year

Questions

Is KyouStudy free?
KyouStudy is free to download, with in-app purchases available.
Is WordOak 英文單字學習 free?
WordOak 英文單字學習 is free to download, with in-app purchases available.
Do KyouStudy or WordOak 英文單字學習 have ads?
KyouStudy shows ads; WordOak 英文單字學習 does not.
Which is updated more often, KyouStudy or WordOak 英文單字學習?
KyouStudy ships an update every 5 days, and WordOak 英文單字學習 daily. Most recently, KyouStudy was updated on October 8, 2026 and WordOak 英文單字學習 on October 6, 2026.

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