# FastID vs 簡單浮水印

The clearest difference is price: FastID at Free against 簡單浮水印's $1.99. FastID also leads on iOS requirement (13.0 vs 26.2). 簡單浮水印's advantage is update cadence (every 3 months vs every 24 months). On ads, in-app purchases and device support there is nothing between them.

FastID is free to download; 簡單浮水印 costs $1.99 up front. Neither carries in-app purchases, so what you see is what you pay.

FastID ships an update every 24 months, 簡單浮水印 every 3 months. The most recent releases landed on October 21, 2026 and October 31, 2026 respectively.

## The numbers

| Metric | FastID | 簡單浮水印 |
| --- | --- | --- |
| Price | **Free** | $1.99 |
| Positive reviews | 50.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 24 months | **Every 3 months** |
| Monetization | Free | — |
| Size | 46 MB | 9 MB |
| Requires iOS | **13.0** | 26.2 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Changing Information Technology Inc.](https://appshunter.io/developer/329855504) | [Hua Yu Hung](https://appshunter.io/developer/1818123866) |

## What reviewers say

### FastID

[App page](https://appshunter.io/ios/app/fastid/id1558782763)

Easily capture and edit ID photos for online services. Automatically detect, crop, and correct images, and add custom watermarks to protect your photos before sharing.

**Highlights:** Automatic ID detection and capture, Image correction and cropping, Customizable watermark text, Photo preview and editing, Offline usage, Share to other apps

**Features:** macOS Compatibility

**In-app purchases:** none


### 簡單浮水印

[App page](https://appshunter.io/ios/app/id6760877984)

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

**In-app purchases:** none


## Frequently asked questions

### Is FastID free?

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

### Is 簡單浮水印 free?

簡單浮水印 costs $1.99, with no in-app purchases.

### Do FastID or 簡單浮水印 have ads?

Neither FastID nor 簡單浮水印 shows ads.

### Which is updated more often, FastID or 簡單浮水印?

FastID ships an update every 24 months, and 簡單浮水印 every 3 months. Most recently, FastID was updated on October 21, 2026 and 簡單浮水印 on October 31, 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.*