ImageNodeClient-side Engine

Add Watermark to Image

Fast, free, and private client-side photo watermarking. Your photos never leave your device.

Click or drag image to watermark

Add text copyright or stamp your custom transparent logo

Supports Single Placement & Full-Page Stock Grid

Why Watermark Your Images Online with ImageNode?

Protecting your creative assets and product photography should not require risking your privacy by uploading high-resolution original files to unknown third-party servers. ImageNode executes all watermarking rendering routines directly within your browser's memory using the HTML5 Canvas API.

Key Benefits

  • 100% Client-Side Privacy: Zero cloud storage. No data leaks.
  • Realtime Visual Tuning: Change opacity, font sizing, color, and positions with immediate visual feedback.
  • Preserve Original Dimensions: Output images retain their native resolution and crisp quality.