# 工務現場 vs OCR Server

The clearest difference is in-app purchases: 工務現場 at none against OCR Server's 1. 工務現場 also leads on device support (3 vs 1) and iOS requirement (12.0 vs 18.4). OCR Server's advantage is update cadence (every 4 days vs monthly). On price and ads there is nothing between them.

Both are free to download. OCR Server sells 1 one-off in-app purchase. 工務現場 asks for nothing beyond the download.

工務現場 ships an update monthly, OCR Server every 4 days. The most recent releases landed on October 25, 2026 and October 10, 2026 respectively.

## The numbers

| Metric | 工務現場 | OCR Server |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Monthly | **Every 4 days** |
| Size | 15 MB | 19 MB |
| Requires iOS | **12.0** | 18.4 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Sole-Vision Technologies, Inc.](https://appshunter.io/developer/931740235) | [Wei-Cheng Ling](https://appshunter.io/developer/1155984309) |

## What reviewers say

### 工務現場

[App page](https://appshunter.io/ios/app/id1607290679)

**Features:** macOS Compatibility

**In-app purchases:** none


### OCR Server

[App page](https://appshunter.io/ios/app/ocr-server/id6749533041)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Buy me a coffee | $4.99 | one-time |


## Frequently asked questions

### Is 工務現場 free?

工務現場 is free to download, with no in-app purchases.

### Is OCR Server free?

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

### Do 工務現場 or OCR Server have ads?

Neither 工務現場 nor OCR Server shows ads.

### Which is updated more often, 工務現場 or OCR Server?

工務現場 ships an update monthly, and OCR Server every 4 days. Most recently, 工務現場 was updated on October 25, 2026 and OCR Server on October 10, 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.*