Quick Math vs 奇蹟背單字
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Quick Math
This educational app offers engaging math games for children, focusing on addition, subtraction, and multiplication within 100. It helps kids improve their oral and mental arithmetic skills through fun, simulated challenges with adjustable difficulty.
- Addition within 100
- Subtraction within 100
- Multiplication within 100
- Mixed operations practice
- Adjustable challenge speed
- Oral and mental arithmetic skill improvement
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The application covers the addition within 100, the subtraction within 100, the multiplication within 100, the addition and subtraction within 100, the multiplication and subtraction of the mixing operation within 100, and the application of the simulation to improve the fun of the exercise. You can set the speed of the challenge and let the children improve their oral and mental arithmetic skills in the game.
奇蹟背單字
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告別傳統死記硬背，OK背單字運用先進的 AI 技術和科學的記憶方法，讓你輕鬆掌握英語單字！無論是學生、上班族還是英語學習愛好者，都能找到最適合自己的學習方式。 核心特色 • AI 智慧記憶系統 - 根據艾賓浩斯遺忘曲線，智能安排複習時間 - 自動分析你的記憶特點，打造個人化學習計劃 - 精準把握複習黃金時間 • 情境化學習 - 生活場景加深印象 - 趣味故事連結，讓單字更好記 - 實用例句幫助理解和運用 • 科學記憶方法 - 詞根詞綴分析，舉一反三 - 聯想記憶法，加深印象 - 分級學習系統，循序漸進 • 貼心功能 - 發音練習 - 學習數據分析 - 每日打卡提醒 適合人群 • 準備各類英語考試的學生 • 想提升職場競爭力的上班族 • 自學英語的語言愛好者 • 需要系統學習英語的各類人群 使用效果 • 詞彙量快速提升 • 記憶更持久 • 學習更有趣 • 應用更靈活 特別福利 • 豐富的免費詞庫 • 每日學習任務獎勵 • 定期舉辦學習競賽 • 專業語言老師在線指導 用戶反饋 "終於找到一個讓我堅持下來的背單字 APP！" "介面設計很精美，用起來很順手" "推薦功能特別貼心，幫我省去很多時間" 立即下載 OK背單字，開啟你的英語學習新旅程！ 【自動訂閱服務說明】 訂閱服務：OK背單字會員年卡（12個月）、OK背單字會員月卡（1個月） 自動續費：蘋果iTunes帳戶會在到期前24小時內扣款，扣款成功後訂閱週期將順延一個訂閱週期。 關閉服務：您可以在iPhone的「設定」--> 進入「iTunes Store 與 App Store」--> 點擊「Apple ID」，選擇「查看Apple ID」，進入「帳戶設定」頁面，點擊「訂閱」，管理自動訂閱服務。如需取消，請於每個計費週期結束前24小時關閉即可；若在到期前24小時內操作，則不會再扣款。 隱私協議：https://wordtw.wordbye.cn/agreement?type=privacy 使用條款： https://wordtw.wordbye.cn/agreement?type=agreement 標準Apple使用條款（EULA) https://www.apple.com/legal/internet-services/itunes/dev/stdeula/
Screenshots
Verdict
The clearest difference is review sentiment: Quick Math at 93% against 奇蹟背單字's 40%. Quick Math also leads on rating (4.4 vs 3.8) and in-app purchases (none vs 3). 奇蹟背單字's advantage is update cadence (every 5 days vs every 4 months). On price, ratings volume, ads 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
Both are free to download. 奇蹟背單字 sells 3 in-app purchases, starting at $1.99 per month. Quick Math asks for nothing beyond the download.
Quick Math holds the better App Store score, 4.4 against 3.8. Both are backed by a comparable volume of ratings — 7 and 4 respectively. Written reviews point the same way: 93% of Quick Math's written reviews are positive against 40% of 奇蹟背單字's.
Quick Math ships an update every 4 months, 奇蹟背單字 every 5 days. Both last shipped on November 2, 2026.
| Parameter | Quick Math | 奇蹟背單字 |
|---|---|---|
| Price | Free | Free |
| Rating | 4.4 (7 ratings) — better | 3.8 (4 ratings) |
| Positive reviews | 93.3% of reviews — better | 40.0% of reviews |
| Number of ratings | 7 — better | 4 |
| Update frequency | Every 4 months | Every 5 days — better |
| Ads | No | No |
| In-app purchases | No — better | Yes |
| Monetization | Free | — |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Requires iOS | 10.0 — better | 15.6 |
| Further details — not scored | ||
| Size | 19 MB | 47 MB |
| Age rating | 4+ | 4+ |
| Developer | 慧敏 赵 | ByteTechVista LTD |
Customer experience
Quick Math
奇蹟背單字
In-app purchases
Quick Math
No in-app purchases
奇蹟背單字
- 背單字會員月卡$1.991 Month
- 背單字會員年卡$17.991 Year
- 終身會員$12.99
