建标库HD vs CHM+
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
建标库HD
Access a comprehensive collection of architectural standards, regulations, and technical resources. This platform offers a community for industry professionals to exchange knowledge and stay updated on the latest building codes and practices.
- Extensive building standards and regulations
- Large collection of architectural resources
- Technical exchange community
- Updated national and industry standards
- Improved display and browsing experience
- Update reminders and convenient downloads
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建标库平台拥有超全的建筑标准规范、超多的建筑资源、超火的建筑技术交流社区，隶属于洛阳建标网络科技有限公司。 建标库十几年如一日，始终坚持为广大建筑界朋友提供国家规范标准电子版服务。为此我们每年投入大量的资源，平均年投入资金数十万元，累计投入资金达数百万元。与此同时我们也获得了大家的广泛赞誉，在此我们深表感谢。今后我们将以此为动力更好地做好服务工作，在规范和标准的种类、样式及时更新等方面做的更加到位，服务质量将进一步提升，夯实建筑规范标准服务基础。 根据用户建议，我们对建标库平台进行了重新研发，对书籍进行了编排整理。在显示效果、显示方式、操作过程和浏览操作等方面都具有优异的性能，并且还具有提醒更新、便捷下载、附加资源等多种服务。 建标库平台的功能版块包括国家规范、国标图集、施工验收、注册考试、行业标准、地方法规、地区图集、省标图集、法规公告、图纸空间、云盘资源、专家答疑、建筑书城、商城等；专业分类包含建筑、结构、给排水、采暖通风、电气、消防、规划园林、道路桥梁、工程监理、工程造价、室内装饰、房地产、效果渲染、建筑风水、BIM、图纸等。 建标库平台下的各种版本、各个功能的推出，都要有个成熟的过程，初期可能存在一些问题，敬请谅解。请您在遇到问题、有建议想法时，及时与我们联系。我们会努力完善平台，用更好的服务回报大家！ 客服电话：0379-80883238 客服手机：13838499509 罗女士 客服 QQ： 3237384153 电子邮箱：zzguifan@163.com
CHM+
This app provides a streamlined way to read CHM documents on iOS devices. It offers quick import from local storage and iCloud, fast opening of large files, and efficient chapter navigation. Enjoy a smooth reading experience with support for multiple encodings.
- Quick document import (local storage, iCloud)
- Fast opening of large CHM files
- Table of contents chapter switching
- Multi-screen collaboration on iPad
- Support for multiple encoding types
- Smooth reading experience
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CHM+ focuses on enhancing the reading experience of CHM documents on the iOS platform. Main features: - Quick document import: Supports importing CHM documents from local storage and iCloud. - Fast opening of extremely large files. - Quick chapter switching: Supports switching by table of contents and quick switching in the order of the table of contents. - Multi-screen collaboration: Available for iPad. - Support for multiple encoding types. - A smooth reading experience.
Screenshots
Verdict
The clearest difference is rating: 建标库HD at 5.0 against CHM+'s 3.0. 建标库HD also leads on in-app purchases (none vs 1) and ads (none vs shown). CHM+'s advantage is update cadence (every 6 weeks vs every 7 months) and device support (3 vs 1). On price and ratings volume 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. CHM+ sells 1 one-off in-app purchase. 建标库HD asks for nothing beyond the download.
建标库HD holds the better App Store score, 5.0 against 3.0. Both are backed by a comparable volume of ratings — 1 and 2 respectively.
建标库HD ships an update every 7 months, CHM+ every 6 weeks. The most recent releases landed on September 9, 2026 and September 26, 2026 respectively.
| Parameter | 建标库HD | CHM+ |
|---|---|---|
| Price | Free | Free |
| Rating | 5.0 (1 ratings) — better | 3.0 (2 ratings) |
| Positive reviews | — | 83.3% of reviews |
| Number of ratings | 1 | 2 — better |
| Update frequency | Every 7 months | Every 6 weeks — better |
| Ads | No — better | Yes |
| In-app purchases | No — better | Yes |
| Monetization | Free — better | Free with in-app purchases |
| Devices | iPad | iPhone, iPad, iPod — better |
| Requires iOS | 8.0 — better | 15.0 |
| Further details — not scored | ||
| Size | 29 MB | 16 MB |
| Age rating | 4+ | 4+ |
| Developer | Luoyang Jianbiao Library Network Technology Co., Ltd. | 俊锋 仝 |
Customer experience
建标库HD
CHM+
In-app purchases
建标库HD
No in-app purchases
CHM+
- CHM Pro$4.99
