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How-to GuidePhoto editing≈ 1 minute · no install

How to Watermark Many Photos at Once

Watermarking a whole catalogue one image at a time is soul-destroying. A bulk tool applies one watermark to 30 files in a single pass and hands back a ZIP — the same protection, a fraction of the effort. Here is the batch setup.

The short version

Follow the steps below with the free Bulk Watermark Tool tool — it runs entirely in your browser, needs no upload, account or watermark, and finishes in about a minute.

Step by step

1
Load the batch

Drag up to 30 photos in together.

2
Define the watermark once

Text, size, colour, opacity and position (or tiling) set a single time.

3
Apply to all

One command stamps every image identically.

4
Download the ZIP

Get the whole watermarked set in one archive.

Open the Bulk Watermark Tool toolFree · unlimited · runs in your browser

Pro tips & common mistakes

  • Use relative positioning so the mark lands well on both portrait and landscape files.
  • Over 30 images? Run back-to-back batches — no daily limit.
  • Save the settings you like; consistent marks brand a whole portfolio.

Related guides

How to Add a Watermark to a PhotoHow-to guideHow to Copyright-Protect ImagesHow-to guideHow to Batch Compress Images (Many at Once)How-to guide

Frequently asked questions

How many can I watermark at once?
Up to 30 per batch, unlimited batches, free and private.
Does each image get the same size mark?
Positioning scales so the mark stays proportional across varied dimensions.
Do I lose quality?
No — watermarks are composited at full resolution.