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Add watermark to XLSX

Add text or image stamp in XLSX online

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About Watermark app

Watermark XLSX is an online service that allows to add stamps to XLSX. Add text or image stamp to XLSX easily. You can add simple watermarks like DRAFT, CONFIDENTIAL and implement more complex cases like Copyright text or evaluation mark.

With this easy-to-use application you can place watermarks with a few clicks: just open your XLSX file, provide text or image and choose a desired template. We prepared most demanded presets for your convenience. Please choose where the stamp can be placed: Top, Bottom or Center. The resultant file will be available quickly and can be downloaded during 24 hrs.

Features

Discover GroupDocs.Watermark free online app!

XLSX

Microsoft Excel Open XML Spreadsheet

Microsoft Excel Open XML Spreadsheet (.xlsx) is the default file format for Excel 2007 and later, based on the Open Packaging Convention. It stores data, formulas, charts, and formatting in a compressed XML structure, reducing file size and improving data recovery. Widely used for financial analysis, reporting, and data management, it supports macros, pivot tables, and extensive formatting options.

How it works

How to add watermark to XLSX

Step 1
Open this free online watermarking tool in your favourite browser.
Step 2
Click inside the file drop area to upload a XLSX file or drag & drop a XLSX file.
Step 3
Add a text or select image and select watermark template.
Step 4
Download the updated XLSX file with watermark added.

Other Watermark App supported file formats

You can also add watermark to many other file formats. Please see the complete list below.

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