# Hei OCR vs 绿云PMS

The clearest difference is price: 绿云PMS at Free against Hei OCR's $0.99. 绿云PMS also leads on in-app purchases (none vs 1) and update cadence (every 10 days vs every 3 weeks). Hei OCR's advantage is iOS requirement (9.0 vs 12.0). On ads and device support there is nothing between them.

绿云PMS is free to download; Hei OCR costs $0.99 up front. Hei OCR sells 1 one-off in-app purchase. 绿云PMS asks for nothing beyond the download.

Hei OCR ships an update every 3 weeks, 绿云PMS every 10 days. The most recent releases landed on November 2, 2026 and November 4, 2026 respectively.

## The numbers

| Metric | Hei OCR | 绿云PMS |
| --- | --- | --- |
| Price | $0.99 | **Free** |
| Rating | **[3.7 (3 ratings)](https://appshunter.io/ios/app/hei-ocr/id1216969875/reviews)** | — |
| Number of ratings | **3** | — |
| Positive reviews | 90.9% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 3 weeks | **Every 10 days** |
| Monetization | Free | — |
| Size | 16 MB | 7 MB |
| Requires iOS | **9.0** | 12.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 17+ | 4+ |
| Developer | [Can Sun](https://appshunter.io/developer/1097010180) | [杭州绿云科技有限公司](https://appshunter.io/developer/1670027672) |

## What reviewers say

### Hei OCR

[App page](https://appshunter.io/ios/app/hei-ocr/id1216969875)

This utility app uses advanced OCR technology to extract text from images and documents. It allows for easy editing, copying, and organization of extracted text, supporting multiple languages and offering smart previews for interactive content like links and phone numbers.

**Highlights:** High-quality OCR technology, Edit and copy extracted text, Automatic paragraphing, Support camera and album images, Merge and copy text from multiple pictures, Smart preview with interactive links/numbers, 10 languages supported

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| A cup of coffee | $4.99 | one-time |


### 绿云PMS

[App page](https://appshunter.io/ios/app/pms/id6502438533)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Hei OCR free?

Hei OCR costs $0.99, and also offers in-app purchases.

### Is 绿云PMS free?

绿云PMS is free to download, with no in-app purchases.

### Do Hei OCR or 绿云PMS have ads?

Neither Hei OCR nor 绿云PMS shows ads.

### Which is updated more often, Hei OCR or 绿云PMS?

Hei OCR ships an update every 3 weeks, and 绿云PMS every 10 days. Most recently, Hei OCR was updated on November 2, 2026 and 绿云PMS on November 4, 2026.

---

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