How do I add a watermark to an image online for free?

Upload one or more JPG, PNG, or WEBP files, type your watermark text or upload a logo, adjust position, opacity, and size, then click Apply Watermark and download the results. The entire process happens in your browser — no upload, no signup.

Does watermarking change the image quality?

The watermark is added on top of your original image without re-encoding the pixels underneath. Downloaded PNG files are lossless. For JPG output, quality is preserved at a high level.

Can I add a logo watermark?

Yes. Upload a PNG, JPG, or WEBP logo, adjust its size and opacity, and place it in any corner, the center, or tile it across the image.

Add Text or Logo Watermark to Images Online Free

🖼️

Drop your images here

Supports JPG, PNG, WEBP — select one image or a batch

How to Add a Watermark to an Image Online

Adding a watermark to an image protects your work, establishes ownership, and deters unauthorized use. freewatermark.online makes this process simple and completely private. Upload JPG, PNG, or WEBP files, add text or a logo watermark, adjust the settings, and download the result — all without your image ever leaving your device.

The tool uses the HTML5 Canvas API to draw text and logo watermarks directly onto your images in the browser. You can process a single image or a small batch with the same watermark settings.

Tips for Effective Watermarking

✓ Use 20–40% opacity for a subtle watermark that doesn't obscure the image

✓ White or light gray works well on most photos; use dark colors on light backgrounds

✓ Diagonal rotation (-30° to -45°) is harder to crop out than horizontal text

✓ Use Tile mode to repeat the watermark across the entire image for maximum protection

✓ Upload a transparent PNG logo for clean brand watermarking

Common Questions

How do I add a watermark to a JPG image for free?

Upload your JPG using the tool above, type your watermark text or upload a logo, adjust position and opacity, click Apply Watermark, then download the result. The entire process is free and happens in your browser.

Does watermarking reduce image quality?

The watermark is rendered on top of your original image. When downloading as PNG, the output is lossless. The original pixels are not modified — only a text layer is added on top.

Can I watermark multiple images at once?

Yes. Select multiple JPG, PNG, or WEBP files at upload. The same text or logo watermark settings are applied to each image, and the processed files are listed for download.

Which image formats are supported?

JPG, PNG, and WEBP are all supported. For PNG files with transparent backgrounds, use the dedicated Watermark PNG tool which preserves transparency on download.