Wuyou - One-Tap Watermarks
Offline batch photo watermark
$6.99 · Designed for iPad
100% offline photo watermarking.
No cloud, no tracking, no subscriptions.
Batch watermark photos with one tap.
Why choose Wuyou?
In an age of frequent data leaks, who is truly protecting your photo privacy?
Wuyou is a strictly offline watermarking app — it can only be used when the network is disconnected. Through technical enforcement, we ensure that your photos never leave your device. There is zero risk of upload, storage, or remote access.
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True Offline Privacy Protection
• Watermarking is only available when offline
• 100% on-device processing, zero network transmission
• No servers, no cloud, no data collection
• Even the developer cannot access your photos
Batch Processing, Double the Efficiency
• Add watermarks to multiple photos at once
• Smart processing queue with high-speed background rendering
• Automatically saves to your Photos library
• Real-time progress indicators keep everything clear and transparent
Professional-Level Customization
• Watermark text: up to 50 characters, any content
• 8 preset colors + custom RGB color picker
• Opacity control from 10% to 100%
• Rotation angle from -90° to 90°
• Watermark density adjustable from 50% to 200%
• Diagonal tiling for professional anti-theft protection
Simple and Intuitive in 3 Steps
1. Select photos from your library
2. Adjust watermark settings with real-time preview
3. Process with one tap and save automatically
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Use Cases
Photographers
• Protect displayed works from unauthorized use
• Secure client preview images
• Add copyright statements to originals
Designers & Illustrators
• Sign portfolios and artwork
• Prevent unauthorized redistribution
• Protect images shared on social media
E-commerce Sellers
• Prevent competitors from stealing product images
• Add brand identity to supplier materials
• Protect customer case images
Content Creators & Bloggers
• Prevent image reposting without credit
• Apply consistent watermarks across platforms
• Trace image sources when shared by followers
Businesses & Individuals
• Add identifiers to documents sent to others
• Label internal or confidential photo materials
• Prevent sensitive images from leaking
• Batch watermark meeting photos with company names or logos
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Our Promise
• No ads
• No in-app purchases
• No subscriptions
• No internet required
• No data collection
One-time purchase. Lifetime access.
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Advanced Features
We plan to introduce invisible watermarks in future updates, using technical methods to protect your privacy and ownership without affecting visual appearance.
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Your photos. Your privacy.
Protected by technology.
Choose Wuyou — and create with confidence.
Ratings & Reviews
This app hasn’t received enough ratings or reviews to display an overview.
Added multilingual support and fixed known issues.
The developer, Beijing YouAn Technology Co., Ltd., indicated that the app’s privacy practices may include handling of data as described below. For more information, see the developer’s privacy policy .
Data Not Collected
The developer does not collect any data from this app.
Accessibility
The developer has not yet indicated which accessibility features this app supports. Learn More
Information
- Seller
- Beijing YouAn Technology Co., Ltd.
- Size
- 730.1 KB
- Category
- Photo & Video
- Compatibility
Requires iOS 16.0 or later.
- iPhone
Requires iOS 16.0 or later. - iPad
Requires iPadOS 16.0 or later. - Mac
Requires macOS 13.0 or later and a Mac with Apple M1 chip or later. - Apple Vision
Requires visionOS 1.0 or later.
- Languages
- English and Simplified Chinese
- Age Rating
4+
- 4+
- Copyright
- © 2026 Beijing YouAn Technology Co., Ltd.
