Add Watermark to Image
Protect your photos from unauthorized sharing by applying custom copyright watermarks.
Choose an image or drag & drop here
Supported formats: jpg, jpeg, png, webp. Fast, secure, and private.
How to Use Add Watermark to Image
Upload your photograph.
Type your watermark text, pick an opacity (e.g. 50%), text color, and position.
Download your watermarked photo.
Technical Specifications & Architecture
The Add Watermark to Image operates with a high-performance client-side rendering pipeline utilizing modern browser APIs including the HTML5 Canvas 2D context, OffscreenCanvas, and Web Workers. By eliminating unnecessary server hops, your images remain completely private on your local machine while completing operations in milliseconds.
Key Features & Guarantees
- Custom text, opacity, and color
- 9 preset positions (corners, center, edges)
- Real-time live preview
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Our Privacy Guarantee
Unlike traditional image sites that store your photos indefinitely, ImageForge processes your image locally in your browser. We never collect or inspect your private files.
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