Free PDF Compressor
Shrink PDF file size while keeping the document readable.
Click to upload or drag & drop
application/pdf
About the PDF Compressor
PDF Compressor is a free online compress pdf from Tool Marry. Shrink PDF file size while keeping the document readable. There is nothing to install and no account to create — open the page, upload your PDF file and get your result straight away. People mainly use it for compress pdf to 100kb online free, compress pdf to 200kb, compress pdf to 500kb without losing quality. It works the same on desktop, tablet and mobile, and it sits alongside the rest of our pdf tools so you can move from one job to the next without switching apps.
What people use the PDF Compressor for
- compress pdf to 100kb online free — handled free in your browser, no signup and no watermark.
- compress pdf to 200kb — handled free in your browser, no signup and no watermark.
- compress pdf to 500kb without losing quality — handled free in your browser, no signup and no watermark.
- pdf size reducer online — handled free in your browser, no signup and no watermark.
- increase pdf file size online — handled free in your browser, no signup and no watermark.
- reduce pdf size below 1mb — handled free in your browser, no signup and no watermark.
How to use the PDF Compressor
- 1Open the compress pdf and upload your PDF file.
- 2Adjust the available options to match what you need.
- 3Run the tool and review the result.
- 4Copy or download your output — that's it.
Frequently asked questions
Can I use this for compress pdf to 100kb online free?
Yes. PDF Compressor is built exactly for that — set your options, run it once and download the result. It stays free with no limit.
Is the PDF Compressor free to use?
Yes. It is completely free with no signup, no email gate and no usage limit for normal personal or business use.
Which is the best free compress pdf online?
Tool Marry's PDF Compressor runs entirely in your browser, so it is faster than upload-based sites, keeps your files private and never adds a watermark.
Do I need to create an account?
No account is required. Open the tool and use it immediately — everything is completely free.
Is my data safe?
We keep processing as close to your browser as possible and never sell or share what you enter. Nothing you type is used for advertising.
Can I use PDF Compressor on my phone?
Yes. The whole site is responsive, so the tool works in any modern mobile or desktop browser.