Key capabilities
- Compress without uploading your document
- Choose balanced quality and resolution presets
- Compare original and compressed size before download
- Optional grayscale output for smaller documents
PDF Compressor
Compress PDF pages locally with quality and resolution presets, optional grayscale output, and a before-and-after size preview.
Reading PDF pages...
About PDF Compressor
Reduce PDF file size locally in your browser. Compress PDF pages locally with quality and resolution presets, optional grayscale output, and a before-and-after size preview. The core workflow is designed to run in your current browser.
Useful for
- Shrink attachments before sending email
- Meet file-size limits on forms and portals
- Reduce storage used by scanned documents
Frequently asked questions
Is PDF Compressor free to use online?
Yes. PDF Compressor opens in a modern browser and does not require desktop software installation.
What is PDF Compressor useful for?
Common use cases include Shrink attachments before sending email; Meet file-size limits on forms and portals.
Is my input or file uploaded?
The core processing workflow is designed to run locally in the browser. Key capabilities include Compress without uploading your document, Choose balanced quality and resolution presets, Compare original and compressed size before download; account, comments, and anonymous analytics may still create normal site requests.
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