Free Online Watermark Tool
zenlyta's watermark tool helps you protect your images by adding text or image watermarks. Perfect for photographers, artists, and content creators who want to protect their work.
No account is required. All processing happens locally on your device, ensuring your images remain private.
How to Add Watermark to Image
- Select a JPG, PNG, or WebP image from your device.
- Choose between text or image watermark.
- Customize the watermark content, position, opacity, and size.
- Click "Apply Watermark" and preview the result.
- Download the watermarked image.
Why Add Watermarks?
Watermarks help protect your intellectual property, prevent unauthorized use of your images, and promote your brand. They're essential for photographers, designers, and content creators.
Privacy-First Image Processing
zenlyta is designed around a client-side, privacy-first architecture. For supported local processing, your image never leaves your device.
Learn more about how zenlyta works on the System Architecture page and read our Privacy Policy.
Supported Image Formats
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