PDF Compressor – Reduce PDF File Size Online Free

Compress PDF files to reduce their size for email or upload. Maintains readable quality for most documents.

pdfFree · No signup · 100% browser-based

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Click to upload a PDF

Note: Client-side PDF optimization removes redundant objects and cross-reference tables. For maximum compression (especially image-heavy PDFs), server-side tools like Ghostscript achieve better results.

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About PDF Compressor

Compress PDF files to reduce their size for email or upload. Maintains readable quality for most documents.

This tool works entirely in your browser — no server uploads, no account required. Your data stays on your device at all times.

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