Add a text watermark to images with custom opacity, size, rotation, placement, and export format. Works locally in your browser for private image processing. Designed specifically for developers and professionals, this free online image runs entirely in your browser to process tasks quickly and securely. Enjoy unlimited usage with no data tracking, no registration required, and an entirely ad-free experience.
Drag & drop an image here
or click to browse • Supports JPG, PNG, WebP, GIF, and more
Add a text watermark to any image directly in your browser. Adjust placement, opacity, size, rotation, and output format before downloading a clean branded image.
PNG export preserves full lossless quality. JPEG exports at maximum quality (100%) for the best possible output. Both formats render the watermark at full original resolution.
All processing happens locally in your browser. Your data never leaves your computer, ensuring complete privacy and security.
DevToolLab is 100% free & ad-free. If this image saved you some time today, please consider supporting our work.
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