# 无痕水印 vs Image Compression Assistant

The clearest difference is in-app purchases: Image Compression Assistant at none against 无痕水印's 4. Image Compression Assistant also leads on update cadence (every 3 days vs fortnightly). On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. 无痕水印 sells 4 in-app purchases, starting at $3.99 per 7 days. Image Compression Assistant asks for nothing beyond the download.

无痕水印 ships an update fortnightly, Image Compression Assistant every 3 days. The most recent releases landed on September 22, 2026 and August 29, 2026 respectively.

## The numbers

| Metric | 无痕水印 | Image Compression Assistant |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.8 (13 ratings)](https://appshunter.io/ios/app/id6749143256/reviews)** | — |
| Number of ratings | **13** | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Fortnightly | **Every 3 days** |
| Monetization | Freemium | — |
| Size | 53 MB | 34 MB |
| Requires iOS | **15** | 15.1 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [结荣 徐](https://appshunter.io/developer/1896516258) | [俊岚 贺](https://appshunter.io/developer/1892054410) |

## What reviewers say

### 无痕水印

[App page](https://appshunter.io/ios/app/id6749143256)

This app offers a suite of tools for editing videos and images. It allows for the removal of unwanted elements, addition of custom watermarks, and enhancement of image/video quality. It also provides AI-powered copywriting assistance and various video manipulation functions.

**Highlights:** Smart element removal, Customizable watermarks, Link parsing and material extraction, Image and video enhancement, AI copywriting assistant, Video mirroring and reversing, Precise background removal

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

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 周会员 | $3.99 | per 7 days |
| 月会员 | $12.99 | per month |
| 年会员 | $19.99 | per year |
| 永久会员 | $39.99 | one-time |


### Image Compression Assistant

[App page](https://appshunter.io/ios/app/image-compression-assistant/id6762612155)

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

**In-app purchases:** none


## Frequently asked questions

### Is 无痕水印 free?

无痕水印 is free to download, with in-app purchases available.

### Is Image Compression Assistant free?

Image Compression Assistant is free to download, with no in-app purchases.

### Do 无痕水印 or Image Compression Assistant have ads?

Neither 无痕水印 nor Image Compression Assistant shows ads.

### Which is updated more often, 无痕水印 or Image Compression Assistant?

无痕水印 ships an update fortnightly, and Image Compression Assistant every 3 days. Most recently, 无痕水印 was updated on September 22, 2026 and Image Compression Assistant on August 29, 2026.

---

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