氢刻 vs Apper
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
氢刻
This app helps you capture, organize, and recall information through a structured card system. It utilizes AI to extract key points and generate study materials like flashcards and quizzes. Share and access learning resources within a community to enhance your knowledge retention and thinking.
- Card-based note-taking
- AI-powered key point extraction
- Intelligent review and recall (Anki-style)
- Flashcard and quiz generation
- Community sharing of card sets
- Import notes from WeChat Read
- Scientific statistics and progress tracking
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氢刻是一款可以云端数据同步的复习记忆工具,包含了卡片笔记、Anki式的智能学习、科学统计、内容共享社区等功能。 氢刻通过卡片的方式捕捉信息、知识、想法等,再通过类似Anki的科学智能的学习与回顾,实现信息与知识的高效转化,帮您记忆,助您思考。 通过氢刻,可以打造自己的卡片知识库,让记录不再仅仅是大量的文字,通过结构化的卡片式管理,精准捕捉重要信息;依靠强大的检索,让您提取内容高效且快捷,帮助您更好地管理信息。 氢刻集成AI能力,上传资料或输入想学习内容后,AI会自动提取重点,并生成闪卡、测验、思维导图,学习更高效。 卡片式记录,打造自己的卡片知识库 让记录不再仅仅是大量的文字,通过结构化的卡片式管理,精准捕捉重要信息; 依靠强大的检索,让您提取内容高效且快捷,帮助您更好地管理信息。 科学的卡片式学习,保持记忆 在氢刻创建的各种知识卡片、信息卡片、想法卡片,都可以通过氢刻的学习功能进行学习。 根据你的学习进度,自动为您推荐需要学习的卡片,让您更加轻松且科学的形成记忆。 遗忘会随时间的流逝而先快后慢,遵循遗忘曲线的记忆规律,在合理的时间及时进行复习,才是有效的学习方法,氢刻帮助您在合理的时间进行复习, 闪卡学习的方式,符合 艾宾浩斯记忆法。 共享学习,获取学习资源,分享智慧 氢刻鼓励分享,不仅可以学习自己的卡片集,也同样可以对其他人创建的卡片集进行学习。 氢刻社区提供了共享优秀卡片集的平台,在这里您可以获取到更多学习资源,享受氢刻带给您的高效率学习。 导入读书笔记、记忆卡片 支持导入微信读书中的笔记和想法,支持导入Anki学习卡等,将学习中的知识点和灵感快速形成学习卡片,在氢刻进行更科学的管理和学习。 如有其他导入需求,我们将会为您支持更多导入类型。 通过氢刻,您可以: 阅读摘录、读书笔记 在阅读时,随时将重点内容摘录下来;导入微信读书笔记,直接将微信读书中的笔记与想法转换成卡片,永久保存,随时学习。 语言学习、概念背诵、条文记忆 氢刻提供科学的记忆方法,可以将需要背诵记忆的内容,提取成卡片,利用氢刻的学习模式进行有效记忆。 记录想法、灵感、备忘 记录也是提升记忆的有效方法,将想法记录成卡片,并且定期回顾,不断优化思路,让您更好的思考。 制作自己的卡片知识库 收集各种信息与知识点,形成自己的卡片系统,永久存储,并且在需要的时候,方便快速的提取。 氢刻类似产品:Anki、Quizlet Anki是一个老牌的记忆工具,Anki具有非常强大的定制功能,提供Anki记忆卡的学习方式,也叫闪卡学习,遵循艾宾浩斯以往曲线的记忆方式,但是上手成本比较高,花费一定的时间学习之后,会得到很不错的反馈。 Quizlet是国外一款教育工具,提供多种学习和记忆方式,也是基于卡片进行学习,对于学科学习,有很不错的帮助作用。
Apper
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Apper turns the App Store into your personal idea library. Save any app that inspires you, and Apper keeps its story fresh — version history, update cadence, ratings, and what changed since you saved it. Built for indie developers, designers, and small teams who study great apps to build better ones. LIBRARY — Your saved apps, always current - Save any App Store app in seconds, right from the share sheet - Automatic version history and an update timeline for every saved app - Update badges and a "Since you saved" view that highlights what changed - Charts that show how often an app really ships - Works across store regions EXPLORE — See what builders are saving - Cross-user rankings of the most-saved apps - Discover what other developers are paying attention to DROPS — AI usage-limit announcements in one feed - A curated log of official usage-limit reset announcements from AI providers - Cadence analysis that estimates the next likely reset window - Push alerts and a Home Screen widget so you never miss one ACCOUNTS — Your AI accounts, on the record - Keep a simple ledger of your AI subscription accounts and their status - Track spending with manual entries and automatic totals - Notes and timelines that preserve each account's history - Passwords stay in the iOS Keychain on your device — never in a database SUBSCRIPTION AND PURCHASE TERMS Apper Pro unlocks the full app and is available as an auto-renewable subscription or a one-time purchase: - Apper Pro Yearly — US$19.99 per year, auto-renewable. Introductory offer for new subscribers: US$9.99 for the first year, then US$19.99 per year. - Apper Pro Lifetime — US$49.99, one-time purchase, does not renew. Prices are shown in your local currency inside the app and may vary by region. Payment is charged to your Apple Account at confirmation of purchase. A subscription renews automatically unless auto-renew is turned off at least 24 hours before the end of the current period. Your account is charged for renewal within 24 hours prior to the end of the current period. You can manage or cancel your subscription in your Apple Account settings after purchase. Terms of Use (EULA): https://www.apple.com/legal/internet-services/itunes/dev/stdeula/ Privacy Policy: https://www.weisenjoy.com/privacy
Screenshots
Verdict
The clearest difference is update cadence: Apper at every 2 days against 氢刻's every 3 weeks. 氢刻's advantage is device support (3 vs 1) and iOS requirement (15.0 vs 26.0). On price, ads and in-app purchases 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. 氢刻 sells 8 one-off in-app purchases and Apper sells 2 in-app purchases, starting at $19.99 per year. Whichever you choose, the download price is not the number that matters.
氢刻 ships an update every 3 weeks, Apper every 2 days. The most recent releases landed on November 7, 2026 and November 5, 2026 respectively.
| Parameter | 氢刻 | Apper |
|---|---|---|
| Price | Free | Free |
| Rating | 5.0 (5 ratings) — better | — |
| Positive reviews | 83.3% of reviews | — |
| Number of ratings | 5 — better | — |
| Update frequency | Every 3 weeks | Every 2 days — better |
| Ads | No | No |
| In-app purchases | Yes | Yes |
| Monetization | Free | — |
| Devices | iPhone, iPad, iPod — better | iPhone |
| Requires iOS | 15.0 — better | 26.0 |
| Further details — not scored | ||
| Size | 20 MB | 29 MB |
| Age rating | 4+ | 4+ |
| Developer | QingKe Tech Co., Ltd. | 林 廖 |
In-app purchases
氢刻
- VIP of one month$1.99
- 氢刻专业版-1个月$2.99
- VIP of one year$12.99
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- 氢刻专业版-1年$19.99
- VIP of three years$29.99
- 氢刻专业版-3年$39.99
- Premium Lifetime$69.99
- Pro Lifetime$89.99
Apper
- Apper Pro Yearly1 Year trial$19.991 Year
- Apper Pro Lifetime$49.99









