# 施工相机 vs Timestamp Camera

The clearest difference is monetization model: 施工相机 at free against Timestamp Camera's freemium. On price, update cadence, ads and in-app purchases there is nothing between them.

Both are free to download. 施工相机 sells 4 in-app purchases, starting at $4.99 per 7 days and Timestamp Camera sells 9 in-app purchases, starting at $6.99 per 7 days. Whichever you choose, the download price is not the number that matters.

Both ship on a similar rhythm, roughly monthly. The most recent releases landed on August 8, 2026 and September 23, 2026 respectively.

## The numbers

| Metric | 施工相机 | Timestamp Camera |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.9 (13 ratings)](https://appshunter.io/ios/app/id1641453616/reviews)** | — |
| Number of ratings | **13** | — |
| Positive reviews | — | 3.8% of reviews |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Monthly | Monthly |
| Monetization | **Free** | Freemium |
| Size | 71 MB | 91 MB |
| Requires iOS | 15.0 | 15.0 |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Beijing Tianlian Ruihe Technology Co., Ltd.](https://appshunter.io/developer/1896585896) | [DXPLORER TECHNOLOGY LIMITED](https://appshunter.io/developer/1503310198) |

## What reviewers say

### 施工相机

[App page](https://appshunter.io/ios/app/id1641453616)

This app adds custom watermarks to photos and videos, including date, time, and location. It's useful for work attendance, construction projects, and personal life logging.

**Highlights:** Real-time photo/video watermark photography, Work attendance and check-in, Professional engineering and project recording, Variety of watermark templates, Flexible watermark customization, Field evidence collection

**Features:** macOS Compatibility

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 周订阅 | $4.99 | per 7 days |
| 周订阅 | $6.99 | per 7 days |
| 年订阅 | $19.99 | per year |
| 终身 | $29.99 | one-time |


### Timestamp Camera

[App page](https://appshunter.io/ios/app/timestamp-camera-true-time/id6456408721)

Easily add real-time date, location, and custom notes to your photos. This tool is ideal for work-related documentation, attendance tracking, and travel logs, offering customizable templates for various scenarios.

**Highlights:** Add real-time date and location, Customizable watermark information, Dedicated templates for various scenarios, Combine multiple photos, Personalized titles and notes, Tamper-proof watermarks

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

**In-app purchases (9)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 1 Week Subscription | $6.99 | per 7 days |
| 1 Week Subscription | $6.99 | per 7 days |
| 1 Week Subscription | $6.99 | per 7 days |
| Timestamp Camera Premium | $6.99 | per 7 days |
| Timestamp Camera Premium | $6.99 | per 7 days |
| 1 Month Subscription | $19.99 | per month |
| 3 Months Subscription | $39.99 | per 3 months |
| Timestamp Camera Premium | $69.99 | per year |
| Lifetime Member | $29.99 | one-time |


## Frequently asked questions

### Is 施工相机 free?

施工相机 is free to download, with in-app purchases available.

### Is Timestamp Camera free?

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

### Do 施工相机 or Timestamp Camera have ads?

Neither 施工相机 nor Timestamp Camera shows ads.

### Which is updated more often, 施工相机 or Timestamp Camera?

施工相机 ships an update monthly, and Timestamp Camera monthly. Most recently, 施工相机 was updated on August 8, 2026 and Timestamp Camera on September 23, 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.*