Why use online Image Watermark?

JieBang Image Watermark requires no downloads or installations, supports multiple image formats. It's completely free with processing done locally for privacy.

← Home 🌐 中文

图片加水印

给图片添加文字水印，支持自定义位置、透明度和大小

📁

点击或拖拽图片到这里

支持 JPG、PNG 格式

水印文字

水印颜色

建议用灰色，不影响看图

水印位置

透明度 50%

水印大小 24px

What is Image Watermark?

Image Watermark adds text or image watermarks. Supports transparency, position, size adjustment. For copyright protection and branding.

How to Use Image Watermark?

Upload image to watermark
Enter watermark text or upload watermark image
Adjust position and style, then download

Common Use Cases

Add copyright watermark to photos
Add brand logo to product images
Prevent image theft

Why Choose JieBang Image Watermark?

100% free, no signup required
Data stays in your browser, completely private
Works on any device, instant access

Frequently Asked Questions

How to compress images online?

Upload your image, adjust the quality slider, and download the compressed file. JieBang compresses images locally — your files never leave your browser.

Is my image data safe?

Yes, all image processing happens in your browser. Nothing is uploaded to any server. Your privacy is fully protected.

What image formats are supported?

JieBang supports PNG, JPG, WebP, GIF, BMP, and SVG for most image tools including compression, resize, crop, and format conversion.

图片加水印