Watermark image

Stamps semi-transparent text across photos — centred, diagonal, or tiled over the whole image — alone or in batches. Each image keeps its own format.

This tool runs entirely in your browser — nothing you type or open here is ever uploaded. You can disconnect from the internet after the page loads and it still works.

Drop files here or click to choose

JPG, PNG or WEBP — several at once is fine

up to 80 MB, 100 files at a time

Watermark text

Layout

Opacity 25%

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The PDF Toolbox desktop app compresses, redacts with verified removal, OCRs scans, repairs damaged files, converts to PDF/A and handles 500-page documents — all offline, on your machine, with the same promise: nothing ever leaves it. See everything it does →

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