UML教程 vs 读库
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
UML教程
Learn the Unified Modeling Language (UML) with this comprehensive tutorial. It covers foundational concepts, various diagram types, and includes 23 design pattern UML diagrams. Ideal for developers and programmers seeking to understand and use UML.
- UML basics and overview
- Comprehensive diagram types
- 23 design pattern UML diagrams
- UML quick guide and summary
- Practice exam questions and answers
- Covers UML 2.0
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UML是一种标准语言，用于指定，可视化，构造和文档的软件系统的文物。 UML是OMG在1997年1月提出了创建由对象管理组和UML1.0规范草案。 本教程给出了一个比较完整的学习理解UML，可以方便学习UML入门和使用。 同时本应用列举了23种设计模式的UML图，十分适合开发者、程序员参考使用。 内容包括： *****UML基础教程 1.UML概述 2.UML构建模块 3.UML架构 4.UML建模类型 5.UML基本表示法 6.UML标准图 7.UML类图 8.UML对象图 9.UML组件图 10.UML部署图 11.UML用例图 12.UML交互图 13.UML状态图 14.UML活动图 15.UML快速指南（摘要） 16.UML 2.0 17.UML考试试题及答案 *****设计模式 UML 类图 18.Abstract Factory 19.Adapter 20.Bridge 21.Builder 22.Chain of Responsibility 23.Command 24.Composite 25.Decorator 26.Facade 27.Factory Method 28.Flyweight 29.Interpreter 30.Iterator 31.Mediator 32.Memento 33.Observer 34.Prototype 35.Proxy 36.Singleton 37.State
读库
This app offers multi-perspective reference materials for annual members, including behind-the-scenes content, interviews, and event follow-ups in various media formats. Users can also build their personal knowledge base using the app's small utility tools. Start enhancing your knowledge with this app today!
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在读库App中，我们将为读库年度会员提供多视角、多维度的参考资料，包括且不限于幕后花絮、创作过程、当事人访谈以及事件后续等。并将以多种媒体形式立体地呈现给大家。每一位用户也可以利用读库App提供的各种小功能，积累自己的个人知识库。
Screenshots
Verdict
The clearest difference is review sentiment: 读库 at 64% against UML教程's 0%. 读库 also leads on price (Free vs $1.99) and rating (4.3 vs 1.0). UML教程's advantage is in-app purchases (none vs 3) and iOS requirement (12.0 vs 15.0). On 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
读库 is free to download; UML教程 costs $1.99 up front. 读库 sells 3 one-off in-app purchases. UML教程 asks for nothing beyond the download.
读库 holds the better App Store score, 4.3 against 1.0. That said, the two scores are not equally well evidenced: 读库 has 35 ratings behind it against 1, so its average is the more settled of the two. Written reviews point the same way: 0% of UML教程's written reviews are positive against 64% of 读库's.
UML教程 ships an update every 27 months, 读库 every 3 weeks. The most recent releases landed on November 2, 2026 and November 7, 2026 respectively.
| Parameter | UML教程 | 读库 |
|---|---|---|
| Price | $1.99 | Free — better |
| Rating | 1.0 (1 ratings) | 4.3 (35 ratings) — better |
| Positive reviews | 0.0% of reviews | 64.4% of reviews — better |
| Number of ratings | 1 | 35 — better |
| Update frequency | Every 27 months | Every 3 weeks — better |
| Ads | No | No |
| In-app purchases | No — better | Yes |
| Monetization | Paid | — |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Requires iOS | 12.0 — better | 15.0 |
| Further details — not scored | ||
| Size | 19 MB | 106 MB |
| Age rating | 4+ | 4+ |
| Developer | 强 马 | 读库 |
Customer experience
UML教程
读库
In-app purchases
UML教程
No in-app purchases
读库
- 购买文章（永久可读）$0.99
- 读库App一年会员权益$24.99
- 读库2022年全年阅读计划$39.99
