Is this PDF compressor free?

Yes, it is free to use with no signup required.

Can I compress PDF on mobile?

Yes, the tool works on Android, iPhone, and desktop browsers.

Are my PDF files uploaded?

Compression is performed in your browser for privacy-first processing.

Can I compress PDF under 1MB?

Use Compact mode for maximum reduction and then verify output size.

Compress Pdf For Thesis Submission

Need to compress pdf for thesis submission quickly? This page helps you reduce file size for thesis and appendix uploads while keeping readable quality and fast delivery.

Select PDF file

or drag and drop a PDF here

Secure processing â€¢ Fast compression â€¢ No account required

Compression Settings

Compression Level

Pages to compress

All pages Selected pages

For scanned PDFs, Compact mode usually gives the best size reduction.

PDF Compressed!

Your optimized PDF is ready.

Original 0 KB

Compressed 0 KB

Saved 0%

compressed.pdf 0 KB

or Merge PDFs

Compressing PDF...

How to use compress pdf for thesis submission

Upload your PDF file.
Choose compression mode by quality target.
Click Compress PDF and process instantly.
Download your reduced-size PDF file.

Benefits

Built for thesis and appendix uploads.
Fast browser-only workflow.
Clear quality and size balance.
Works on desktop and mobile.
Private processing with no signup.

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