PDF Compressor
Compress PDF files online for free. Reduce PDF size by stripping metadata — no quality loss. Works in your browser, no upload needed.
Drop your PDF file here
We'll strip metadata to reduce file size
Reduce PDF File Size Online for Free
Compress PDF files online for free. Reduce PDF size by stripping metadata — no quality loss. Works in your browser, no upload needed. AllToolsFree processes everything locally in your browser using JavaScript and WebAssembly — your files are never uploaded to any server. This makes it one of the most private and secure free online tools available.
Frequently Asked Questions
How can I reduce the size of a PDF?
Upload your PDF to our compressor. It strips unnecessary metadata and optimizes the file structure to reduce size while maintaining document quality.
Will compressing a PDF affect quality?
Our compressor removes metadata only. Text and images remain unchanged — no quality loss.
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