Base
id.jpg + “For verification only”
Output
Image with tiled text watermark
Image Tools
Image Watermark — Tiled Text Overlay Locally
Overlay tiled text watermarks with adjustable opacity, size, and angle using Canvas in your browser. Useful for ID scans and draft artwork—files stay on this device.
WatermarkImagePrivacy
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Quick actions
Copy this tool URL or open the system share sheet on a supported device.
图片处理
Image Watermark
Overlay tiled text watermarks with adjustable opacity, size, and angle using Canvas in your browser. Useful for ID scans and draft artwork—files stay on this device.
透明度 (Opacity) 40%
字号大小 (Size) 42px
倾斜角度 (Angle) -30°
排布密度 (Density/Gap) 120px
请先上传图片，或载入示例底图。
上传包含身份证/营业执照的关键图像
Use cases
- Watermark ID copies before sending
- Stamp preview art with “for review only”
- Mark scanned contracts with intended use
How to use
- Upload a base image
- Enter watermark text and tune opacity, size, and angle
- Preview, then download the watermarked image
Example input and output
FAQ
Can I use a custom font?
Drawing uses common system sans-serif fonts. Uploading corporate font files is not supported yet.
Does a watermark prevent tampering?
Visible watermarks reduce casual misuse but do not replace encryption or access control, and they can still be edited out later.
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