Question 1

How do I add a watermark to an image online?

Accepted Answer

Upload your image to NexTool's Image Watermark Tool by dragging and dropping or clicking to browse. Enter your watermark text, adjust the font, size, color, opacity, and position, then click Download to save the watermarked image. Everything runs in your browser — no files are uploaded to any server.

Question 2

Is this image watermark tool free?

Accepted Answer

Yes, NexTool's Image Watermark Tool is completely free. No signup, no download, no file size limits. Your images stay private because all processing happens locally in your browser.

Question 3

Can I tile a watermark across the entire image?

Accepted Answer

Yes. Enable the Tiled / Diagonal mode checkbox to repeat the watermark text across the entire image. You can adjust the tile spacing and rotation to create the exact pattern you need for maximum protection.

Question 4

What image formats are supported for download?

Accepted Answer

You can download your watermarked image as PNG (lossless quality) or JPG (smaller file size with adjustable quality slider from 10% to 100%). The tool accepts PNG, JPG, WEBP, BMP, and GIF images as input.

Free Image Watermark Tool

Need something more powerful?

NexTool on GitHub