# 建标库HD vs Origo Reader

The clearest difference is in-app purchases: 建标库HD at none against Origo Reader's 3. 建标库HD also leads on iOS requirement (8.0 vs 17.0). Origo Reader's advantage is update cadence (every 4 days vs every 7 months). On price, ads and device support there is nothing between them.

Both are free to download. Origo Reader sells 3 in-app purchases, starting at $2.99 per month. 建标库HD asks for nothing beyond the download.

建标库HD ships an update every 7 months, Origo Reader every 4 days. The most recent releases landed on October 12, 2026 and October 9, 2026 respectively.

## The numbers

| Metric | 建标库HD | Origo Reader |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/hd/id589314959/reviews)** | — |
| Number of ratings | **1** | — |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 7 months | **Every 4 days** |
| Monetization | **Free** | Freemium |
| Size | 29 MB | 87 MB |
| Requires iOS | **8.0** | 17.0 |
| Devices | iPad | **iPhone, iPad** |
| Age rating | 4+ | 4+ |
| Developer | [Luoyang Jianbiao Library Network Technology Co., Ltd.](https://appshunter.io/developer/1460554486) | [旺涛 谢](https://appshunter.io/developer/1855434728) |

## What reviewers say

### 建标库HD

[App page](https://appshunter.io/ios/app/hd/id589314959)

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.

**Highlights:** 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

**Features:** macOS Compatibility

**In-app purchases:** none


### Origo Reader

[App page](https://appshunter.io/ios/app/origo-reader/id6760361796)

A serene digital library for personal reading and note-taking. Import your EPUB, PDF, and TXT files to enjoy refined typography, smooth navigation, and integrated tools for capturing thoughts and summaries.

**Highlights:** Import EPUB, PDF, TXT, Refined typography, Highlights and notes, Reading progress tracking, Local library management, AI-assisted summaries

**Features:** macOS Compatibility, Family Sharing

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Premium Monthly | $2.99 | per month |
| Premium Yearly | $9.99 | per year |
| Origo Founding Member | $0.99 | one-time |


## Frequently asked questions

### Is 建标库HD free?

建标库HD is free to download, with no in-app purchases.

### Is Origo Reader free?

Origo Reader is free to download, with in-app purchases available.

### Do 建标库HD or Origo Reader have ads?

Neither 建标库HD nor Origo Reader shows ads.

### Which is updated more often, 建标库HD or Origo Reader?

建标库HD ships an update every 7 months, and Origo Reader every 4 days. Most recently, 建标库HD was updated on October 12, 2026 and Origo Reader on October 9, 2026.

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*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*