Formula Calculator Alpha vs 拿捏单词
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Formula Calculator Alpha
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Turn your Apple Watch into a powerful mathematical canvas. Formula Grapher is a fully independent graphing calculator meticulously designed for watchOS, allowing you to plot, explore, and analyze complex equations anytime, anywhere—without taking out your phone. Perfect for students, engineers, and math enthusiasts.
拿捏单词
Learn English vocabulary efficiently using your Apple Watch and iPhone. This app integrates seamlessly into your daily routine, allowing you to review words during short breaks. Track your progress and build a strong vocabulary for exams or personal growth.
- Offline learning on Apple Watch and iPhone
- Spaced repetition based on user input
- Automatic collection of weak words
- Progress tracking and daily reminders
- Syncs across devices via iCloud
- Includes over 20 vocabulary sets
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我们是一款专为碎片时间设计的背英语单词App，支持Apple Watch 和 iPhone 双端。无论是备考四六级、考研、雅思、托福、GRE，还是日常提升词汇量，你都可以根据目标选择词书，背一本书，全库词书同步更新进度，更高效、更合理。 拿捏单词可通过 Apple Watch 离线学习，等电梯、通勤、休息时，抬腕就能快速复习几个单词，同时支持互点两下，进入下一个单词、长按单词，加入生词本，让英语学习自然融入日常，无痛背单词。 在 iPhone 上，你也可以完成完整的学习流程：查看单词、音标、释义和例句，选择“认识 / 模糊 / 不认识”，系统会根据掌握情况安排后续复习。还不熟悉的单词会自动进入生词本，方便集中强化。 完成每日任务后，还可以收集星星，装进你的星星罐。配合学习统计、打卡日历、iCloud 同步、每日提醒和多种学习设置，让背单词既有计划，也有成就感。 特色功能 * iPhone + Apple Watch 双端均可离线学习，碎片时间随时学习、复习 * Apple Watch 端支持单手操作，互点两下、进入下一词 * Apple Watch 表盘显示单词、音标、词性和释义 * 背一本，全库词书同步更新进度 * 完成任务收集星星，用星星罐记录坚持的每一天 * 内置核心 8000 及考试、场景词书等20多本 * 根据“认识 / 模糊 / 不认识”自动安排复习节奏 * 生词本自动收集薄弱单词，集中强化更高效 * 支持单词、释义、例句朗读，发音与显示方式可自定义 * 支持今日进度、接下来单词、例句、本月统计等小组件 * 学习统计、打卡日历、累计时长和完成进度清晰可见 * 支持每日提醒、Apple Watch 同步和 iCloud 同步 注意：互点两下手势，目前支持Apple Watch Series 9 或更新机型、Apple Watch Ultra 2 或更新机型或 Apple Watch SE 3 ——————其他—————— 连续订阅说明： 当您订阅时，付款将从您的 App Store 帐户中扣除。 除非在当前周期结束前至少 24 小时关闭自动续订，否则订阅会自动续订。 通过转到 App Store 订阅管理来管理您的订阅。 免费试用期的任何未使用部分（如果提供）将在您购买订阅时被没收（如果适用） 隐私协议：http://tingjunyixihua.com/GetWordsPrivacyClause 用户协议：http://tingjunyixihua.com/GetWordsUserAgreement 会员续费协议：http://tingjunyixihua.com/GetWordsVip 联系我们：xianmengdongkeji@163.com 备案：陕ICP备19022721号-11A
Screenshots
Verdict
The clearest difference is in-app purchases: Formula Calculator Alpha at none against 拿捏单词's 3. 拿捏单词's advantage is update cadence (daily vs every 9 days) and iOS requirement (18.6 vs 26.2). On price, 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. 拿捏单词 sells 3 in-app purchases, starting at $2.99 per month. Formula Calculator Alpha asks for nothing beyond the download.
Formula Calculator Alpha ships an update every 9 days, 拿捏单词 daily. The most recent releases landed on September 25, 2026 and September 30, 2026 respectively.
| Parameter | Formula Calculator Alpha | 拿捏单词 |
|---|---|---|
| Price | Free | Free |
| Positive reviews | — | 0.0% of reviews |
| Update frequency | Every 9 days | Daily — better |
| Ads | No | No |
| In-app purchases | No — better | Yes |
| Monetization | — | Free with in-app purchases |
| Devices | iPhone, iPad, Apple Watch — better | iPhone, Apple Watch |
| Requires iOS | 26.2 | 18.6 — better |
| Further details — not scored | ||
| Size | 3 MB | 71 MB |
| Age rating | 4+ | 4+ |
| Developer | 子宸 魏 | Xi'an Mengdong Network Technology Co., Ltd. |
In-app purchases
Formula Calculator Alpha
No in-app purchases
拿捏单词
- 连续包月Pro版会员$2.991 Month
- 连续包年Pro版会员$9.991 Year
- Pro版永久会员$9.99
