PDFToolbox-Converter/Watermark
钊辰 王 Utilities iPhoneiPadiPod touch
PDFToolbox-Converter/Watermark is a free Utilities app for iPhone and iPad by 钊辰 王. Rated 5.0/5 from 1 ratings. Requires iOS 15.0. Updated May 27, 2026.
- Rating
- 5.0
- 1 ratings
- Price
- Free
- on the App Store
- Size
- 8 MB
- Age 4+
- Updated
- May 27
- 2026 · v1.0.2
Screenshots
About PDFToolbox-Converter/Watermark
PDF Toolbox is a powerful PDF processing tool that works entirely on your device, with no internet connection required, ensuring your file privacy and security. We provide comprehensive PDF handling solutions that allow you to easily convert, protect, and customize your PDF documents. Key Features PDF to Image Conversion Transform PDF documents into high-quality images with multiple customization options: • Image format selection: JPG, PNG, or GIF • Result type: Multiple separate images or one large image • Color modes: Color, grayscale, or black & white • Quality levels: Low, medium, high to meet different needs • Batch export: Export all pages with one tap Image to PDF Conversion Easily merge multiple images into PDF documents: • Multi-image processing: Select multiple images simultaneously • Flexible conversion: Merge into a single PDF or generate multiple separate PDFs • Color processing: Color mode, grayscale mode, black & white mode • Source selection: Choose images from your photo library or file system Add Watermark Add professional text watermarks to your PDFs: • Custom watermark text • Adjustable font size • Transparency settings (0-100%) • Rotation angle (0-360°) • Horizontal/vertical spacing control • Automatically applied to all PDF pages Add Password Protect important documents with password encryption: • Secure encryption: Using standard PDF encryption technology • Simple operation: Add password protection with one tap • Secure storage: Encrypted files saved locally only Remove Password Easily remove encryption from PDFs with known passwords: • Enter the correct password to unlock PDF documents • Remove password protection with one tap • Preserve all formatting and content of the original document Our Advantages • Completely local processing: All file processing is performed locally on your device, never uploaded to any servers • Privacy protection: Your document contents remain only on your device • Efficient processing: Optimized processing engine provides fast conversion experience • Rich options: Meet various customization needs for professional users • High-quality output: Maintain the clarity and formatting of original documents Use Cases • Students: Convert study materials, course slides, and e-books • Professionals: Process work documents, add company watermarks or password protection • Designers: Convert PDF designs to images for editing or sharing • Teachers: Add watermarks to teaching materials to prevent unauthorized distribution • Anyone who needs simple, efficient PDF file processing Download PDF Toolbox now and experience professional-grade PDF processing features! END USER LICENSE AGREEMENT (EULA): https://www.apple.com/legal/internet-services/itunes/dev/stdeula/ PRIVACY POLICY: https://jiw.github.io/PDFToolbox/privacy_policy_en.html
What’s new
Version 1.0.2 · Updated May 27, 2026
Add support of iOS 26.
App privacy
The developer, 钊辰 王, reported these privacy practices to Apple.
Data Not Collected
The developer does not collect any data from this app.
Alternatives to PDFToolbox-Converter/Watermark
Looking for apps like PDFToolbox-Converter/Watermark? Here are 6 similar apps on the App Store. The highest rated is Tiny PDF Toolbox・Merge & Split (4.3/5), and 5 of the 6 are free to download.
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Watermarker Photos & PDFs, Pro
| App | Rating | Price | Last updated | Compare |
|---|---|---|---|---|
| PDFToolbox-Converter/Watermark | 5.0 / 5 (1 rating) | Free | May 27, 2026 | |
| PdfToolBox | – | Free | Jan 24, 2026 | Compare |
| PDFToolAppNew | – | Free | Apr 4, 2026 | Compare |
| Tiny PDF Toolbox・Merge & Split | 4.3 / 5 (6) | Free | Feb 7, 2025 | Compare |
| PdfShot PDF to image converter | – | Free | Sep 15, 2026 | Compare |
| Image to PDF: Convert PDF | – | Free | Oct 17, 2026 | Compare |
| Watermarker Photos & PDFs, Pro | – | 0.99 USD | Oct 9, 2025 | Compare |