Compress PDF
Shrink PDF file size while keeping quality, fully in your browser.
Never uploadedInstant, in-browserNo account needed
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Shrink PDF file size while keeping quality readable, fully in your browser. It reduces the size of large PDFs so they are easier to email, upload, or store. It is free, needs no signup, and your file is processed on your device so it is never uploaded.
How to use Compress PDF
- Select the PDF you want to compress.
- Choose a compression level if the option is available.
- Start the compression.
- Compare the new size to the original.
- Download the smaller PDF.
Frequently asked
Is the PDF compressor free?
Yes, it is free with no account.
Is my PDF uploaded anywhere?
No. Compression runs in your browser, so the file never leaves your device.
Will compression reduce quality?
It aims to keep quality readable while reducing size; higher compression saves more space with some quality trade-off.
Is there a size limit?
There is no fixed limit, but very large files depend on your browser and device memory.
Why compress a PDF?
Smaller PDFs are easier to email, upload to size-limited forms, and store.
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