Developer Tool Image Tool

Bulk Image Watermark

Protect one photo or an entire batch with polished text and logo watermarks—privately in your browser.

Text + logo watermarks Batch ZIP export Original resolution
Add images to watermarkChoose up to 20 JPG, PNG or WebP images • 20 MB eachChoose Images

How to Use

  1. 1. Upload one or multiple images.
  2. 2. Enter text or upload a logo.
  3. 3. Adjust placement, size, opacity, and rotation.
  4. 4. Download one image or the full ZIP.

Privacy & Quality

Every photo is processed locally and exported at its original pixel dimensions. Nothing is uploaded, stored, analyzed, or sent to an external API.

Related Tools

Protect an entire photo collection in seconds

Apply consistent branding to product photography, portfolios, property listings, social posts, proofs, and client galleries. Batch processing uses the same proportional settings on every landscape, portrait, and square image.

Frequently Asked Questions

Can I watermark several images at once? +

Yes. Add up to 20 images and download the processed collection as one ZIP archive.

Can I use my logo as a watermark? +

Yes. PNG and SVG logos with transparent backgrounds provide the cleanest result.

Will image dimensions change? +

No. Each watermarked image is rendered at its original width and height.

Are my images uploaded? +

No. Preview, watermark rendering, and downloads run entirely in your browser.

Watermark Tips

  • Use 50–75% opacity for visible but balanced branding.
  • Tiled watermarks provide stronger proof protection.
  • Use a subtle shadow when photos contain mixed colors.
  • Keep important branding inside a 3–5% edge margin.

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