Images watermarking

Bulk Watermark Your Images

Don't waste time doing it one-by-one. Watermark thousands of photos in seconds using our batch engine.

Why teams pick us

Built specifically for images

1-Click Processing

Select multiple files at once, configure your watermark once, and let our system handle the rest.

ZIP File Output

Once batching finishes, download a single ZIP file containing all your protected assets.

Consistent Formatting

Ensure uniformity across your branding by using a single strict profile to process all chosen files.

Developer flow

One endpoint per file

POST a images and a config. Get the watermarked result back. Same request shape across formats — only the file type changes.

Full API reference
cURL
curl -X POST https://api.apiwatermark.com/watermark/batch \
  -H "Authorization: Bearer aw_••••••••" \
  -F "images[]=@photo1.jpg" \
  -F "images[]=@photo2.jpg" \
  -F "images[]=@photo3.jpg" \
  -F "text=© MyBrand" \
  -F "position=bottom-right" \
  -o watermarked-batch.zip

# Up to 20 files per request · returns a single ZIP

FAQ

Images watermarking — the short answers

How many images can I batch at once?

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You can select up to 50 images at a time visually through the web app, or thousands programmatically via the API.

Are they processed locally or in the cloud?

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We utilize our highly scalable cloud servers to render batches flawlessly in parallel so your browser doesn't freeze.

Ready to watermark your images?

Free tier covers 100 calls a month. No credit card needed.