# PDF Watermark Expert vs eSign PDF Documents

The clearest difference is ads: eSign PDF Documents at none against PDF Watermark Expert's shown. eSign PDF Documents also leads on update cadence (weekly vs every 4 months). PDF Watermark Expert's advantage is device support (3 vs 1) and iOS requirement (12.0 vs 17.0). On price, rating, ratings volume and in-app purchases there is nothing between them.

Both are free to download. PDF Watermark Expert sells 3 in-app purchases, starting at $2.99 per 7 days and eSign PDF Documents sells 2 in-app purchases, starting at $8.99 per 7 days. Whichever you choose, the download price is not the number that matters.

On the App Store both sit at effectively the same score — 5.0 for PDF Watermark Expert against 5.0 for eSign PDF Documents. Both are backed by a comparable volume of ratings — 1 and 1 respectively.

PDF Watermark Expert ships an update every 4 months, eSign PDF Documents weekly. The most recent releases landed on October 30, 2026 and October 31, 2026 respectively.

## The numbers

| Metric | PDF Watermark Expert | eSign PDF Documents |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [5.0 (1 ratings)](https://appshunter.io/ios/app/pdf-watermark-expert/id6737170415/reviews) | [5.0 (1 ratings)](https://appshunter.io/ios/app/esign-pdf-documents-signate/id6775252492/reviews) |
| Number of ratings | 1 | 1 |
| In-app purchases | Yes | Yes |
| Ads | Yes | **No** |
| Update frequency | Every 4 months | **Weekly** |
| Monetization | Free with in-app purchases | Freemium |
| Size | 68 MB | 16 MB |
| Requires iOS | **12.0** | 17.0 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Muhammad Awais Younas](https://appshunter.io/developer/1771187232) | [Nikita Mishin](https://appshunter.io/developer/6775252734) |

## What reviewers say

### PDF Watermark Expert

[App page](https://appshunter.io/ios/app/pdf-watermark-expert/id6737170415)

Easily add custom text watermarks to your PDF documents for enhanced security and branding. Personalize fonts, colors, transparency, and position to protect your files from misuse and plagiarism. The app offers a user-friendly interface and cross-platform compatibility for seamless document workflow.

**Highlights:** Add custom text watermarks, Full watermark customization, Secure PDF files, User-friendly interface, Cross-platform compatibility, Fast processing

**Features:** macOS Compatibility

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Premium Week | $2.99 | per 7 days |
| Premium Month | $7.99 | per month |
| Premium Year | $44.99 | per year |


### eSign PDF Documents

[App page](https://appshunter.io/ios/app/esign-pdf-documents-signate/id6775252492)

Easily sign, fill, and edit PDF documents directly from your iPhone. This app allows you to scan paper documents, merge or split files, and organize pages without needing an internet connection or an account.

**Highlights:** Sign PDFs with custom signatures, Fill out any form fields, Scan paper documents to PDF, Merge and split PDF files, Organize, rotate, and compress pages, Offline functionality

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Signate Pro Weekly | $8.99 | per 7 days |
| Signate Pro Yearly | $49.99 | per year |


## Frequently asked questions

### Is PDF Watermark Expert free?

PDF Watermark Expert is free to download, with in-app purchases available.

### Is eSign PDF Documents free?

eSign PDF Documents is free to download, with in-app purchases available.

### Which has better reviews, PDF Watermark Expert or eSign PDF Documents?

PDF Watermark Expert and eSign PDF Documents are both rated 5.0 out of 5 on the App Store, from 1 and 1 ratings respectively.

### Do PDF Watermark Expert or eSign PDF Documents have ads?

PDF Watermark Expert shows ads; eSign PDF Documents does not.

### Which is updated more often, PDF Watermark Expert or eSign PDF Documents?

PDF Watermark Expert ships an update every 4 months, and eSign PDF Documents weekly. Most recently, PDF Watermark Expert was updated on October 30, 2026 and eSign PDF Documents 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.*