# 上海中建 vs PlanForm

The clearest difference is in-app purchases: 上海中建 at none against PlanForm's 3. 上海中建 also leads on iOS requirement (12.0 vs 15.0). PlanForm's advantage is device support. On price there is nothing between them.

Both are free to download. PlanForm sells 3 one-off in-app purchases. 上海中建 asks for nothing beyond the download.

## The numbers

| Metric | 上海中建 | PlanForm |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (2 ratings)](https://appshunter.io/ios/app/planform/id6748180587/reviews)** |
| Number of ratings | — | **2** |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | **No** | Yes |
| Ads | — | No |
| Update frequency | — | Every 3 weeks |
| Monetization | — | Free |
| Size | 84 MB | 22 MB |
| Requires iOS | **12.0** | 15.0 |
| Devices | — | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [CHINA STATE CONSTRUCTION OVERSEAS DEVELOPMENT CO.,LTD](https://appshunter.io/developer/1693328280) | [Beijing Honghu Yuntu Technology Co., Ltd.](https://appshunter.io/developer/1480505512) |

## What reviewers say

### 上海中建

[App page](https://appshunter.io/ios/app/id6450442362)

**In-app purchases:** none


### PlanForm

[App page](https://appshunter.io/ios/app/planform/id6748180587)

This professional-grade PDF reader is built for AEC professionals to view, measure, and annotate technical drawings and PDFs with precision. It offers advanced tools for measurement, markup, OCR, and document management across various devices.

**Highlights:** Seamless PDF viewing and browsing, Precise measurement tools with scale setting, Extensive annotation options, OCR for text and table extraction, Document management and conversion tools, Revision drawing comparison

**Features:** macOS Compatibility

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 1 Month Plan | $15.00 | one-time |
| 6 Month Plan | $80.00 | one-time |
| 1 Year Plan | $100.00 | one-time |


## Frequently asked questions

### Is 上海中建 free?

上海中建 is free to download, with no in-app purchases.

### Is PlanForm free?

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

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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.*