# PDFer-Water Marker Tool — Water Marker Tool

> Utility for adding customizable text and image watermarks to PDFs. (iPhone/iPad app by chenghui Duan.)

- Source: https://appshunter.io/ios/app/pdfer-water-marker-tool/id1291642190 (this page in markdown: same URL + `.md`)
- Developer: [chenghui Duan](https://appshunter.io/developer/1611953038)
- Category: Utilities, Productivity
- Price: Free
- Rating: 3.00/5 from 2 App Store ratings
- Age rating: 4+
- Requires: iOS 13.0 · 13 MB
- Languages: American English, Chinese (Simplified, China)
- Released: 2018-02-01
- Data updated: 2026-06-01
- Monetization: free
- User reviews in markdown: https://appshunter.io/ios/app/pdfer-water-marker-tool/id1291642190/reviews.md

## What is PDFer?

【功能】
  1. 支持从其他软件导入PDF。
  2.支持从电脑上传PDF到手机。
  3.支持添加文字水印。
  4.支持添加图片水印。
  5.支持修改颜色，透明度等参数。

## Key features

- Import PDFs from other apps
- Upload PDFs from computer
- Add text watermarks
- Add image watermarks
- Customize watermark color
- Adjust watermark transparency


## Frequently asked questions about PDFer

### How do I add a watermark to a PDF using PDFer?

You can import a PDF from other apps or upload it from your computer. Then, select the option to add a text or image watermark and customize its appearance before applying it to the document.

### What kind of watermarks can PDFer add?

PDFer allows you to add both text-based watermarks and image-based watermarks to your PDF files. You can also modify parameters like color and transparency for these watermarks.

### Can I import PDFs from other applications into PDFer?

Yes, PDFer supports importing PDF files directly from other software installed on your device. This makes it convenient to watermark documents you've created or received elsewhere.

### What devices does PDFer support?

PDFer is available for iPhone and iPod devices. It is designed to function on these Apple mobile platforms.

### How often is PDFer updated?

The latest version of PDFer was released on September 27, 2022. While specific update frequency isn't detailed, the app has received updates since its initial release in 2018.

### What is the age rating for PDFer?

PDFer has an age rating of 4+, making it suitable for a wide range of users including younger individuals.

### Does PDFer have ads?

No, PDFer does not contain advertisements. The app is free to use without any ad interruptions.

### What is the user rating for PDFer?

PDFer currently has a rating of 3.0 stars based on 2 user reviews. This feedback indicates a mixed reception from its user base.

## Version history (last 4 releases)

### 1.2.1 — 2022-09-27

fix crash bug.

### 1.2.0 — 2022-08-28

Fix bug.

### 1.1 — 2018-03-31

This app has been updated by Apple to display the Apple Watch app icon.

支持图片的快速替换，国际化

### 1.0 — 2018-02-01

No release notes.

## Apps similar to PDFer

| App | Rating | Price | Category |
| --- | --- | --- | --- |
| [Avi Pdf Pro](https://appshunter.io/ios/app/avi-pdf-pro/id1469857534) | 4.0 (8) | Free | Utilities |
| [PDFToolbox-Converter/Watermark](https://appshunter.io/ios/app/pdftoolbox-converterwatermark/id6744648102) | 5.0 (1) | Free | Utilities |
| [AnyKit - 20+ Tools in One App](https://appshunter.io/ios/app/anykit-20-plus-tools-in-one-app/id1435159279) | 4.7 (115) | Free | Utilities |
| [知了，RSS智能聚合阅读](https://appshunter.io/ios/app/rss/id1525056652) | 5.0 (1) | Free | Utilities |
| [精灵数据-投融资并购服务平台](https://appshunter.io/ios/app/id1495747412) | 5.0 (2) | Free | Utilities |
| [Watermark maker - Marklio](https://appshunter.io/ios/app/watermark-maker-marklio/id1609667205) | 4.7 (30) | Free | Utilities |

## More apps by chenghui Duan

- [Time Quadrants-Time Management](https://appshunter.io/ios/app/time-quadrants-time-management/id1536600844)
- [Picture Animal-Nature ID](https://appshunter.io/ios/app/picture-animal-nature-id/id1611953036)
- [Phone Cleaner&Smart Search](https://appshunter.io/ios/app/phone-cleaner-and-smart-search/id1625620446)
- [SpamFilter-AI Blocker](https://appshunter.io/ios/app/spamfilter-ai-blocker/id1627187777)
- [Jewels Classic-Match3 Puzzle](https://appshunter.io/ios/app/jewels-classic-match3-puzzle/id1642682419)

All apps by chenghui Duan: https://appshunter.io/developer/1611953038

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*Data collected daily from the US App Store and indexed by [AppsHunter](https://appshunter.io/). User reviews are verbatim App Store reviews. Ratings, prices and chart positions refresh continuously; this snapshot is from 2026-06-01.*