How do I download the results?

All processed images download automatically as a single ZIP file. The original filenames are preserved.

Can I mix different image formats in a batch?

Yes — the bulk tools accept mixed formats (JPEG, PNG, WebP, HEIC, BMP, GIF) in the same batch.

Are my images uploaded for bulk processing?

No. All bulk processing runs in your browser. Files never leave your device.

What is the maximum file size per image in a batch?

Up to 20MB per image. The batch limit is 100 images regardless of total size.

Bulk Tools

Bulk Image Watermark

Add a watermark to multiple images at once online free. Apply text or logo watermarks to up to 100 images in one batch. Download as ZIP. Browser-based....

✓ Free⚡ Instant🔒 Private

Up to 100 images per batch. All processing runs in parallel Web Workers for maximum speed.

No. All bulk processing runs entirely in your browser. Files never leave your device.

Drop image here

or click to browse · Paste with Ctrl+V

JPGPNGWebPHEICGIFBMP

Max 20 MB · Processed locally · Zero uploads

Settings

Watermark Type

Watermark Text

Opacity50%

Position

Font Size

Processing…

Change

smaller

Extracted Text

PreviewTap images to zoom

ORIGINAL

Original

RESULT

Result appears here

How to Use

Upload up to 100 images.

Configure watermark text, opacity, and position.

Click Apply to All.

Download the ZIP of watermarked images.

Quick Answer

Bulk Image Watermark: free, browser-based tool — Add a watermark to multiple images at once online free. Apply text or logo watermarks to up to 100 images in one batch. Download as ZIP. Browser-based.... No upload required, works instantly on any device.

Frequently Asked Questions

Yes — select "Image" watermark type and upload your logo. PNG with transparent background is recommended.