Image Watermark & Optimizer

Upload an image, add text or logo watermark, optimize file size, and download — all in your browser.

Controls

Main image

Optional logo watermark

Text watermark

Watermark position

Opacity: 0.35

Text size: 36px

Logo scale: 18%

Max width

Output format

Quality: 0.82

Static deploy ready: No backend required. Works on Cloudflare Pages because processing happens in the browser.

Preview

Upload an image to begin.

Original—

Output—