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Compress PDF Online

Large PDF files can be difficult to upload, send by email, or store on your device. Our Compress PDF tool helps you reduce PDF file size quickly and easily.

Compress PDF online free and reduce PDF file size with ToolPickrr

Upload

Drag & drop your PDF here

or select a file from your device

One PDF at a time · Max 80MB

Your files stay private — all processing happens directly in your browser.

  • Instant results
  • Private & secure
  • Works on mobile
  • Custom quality control
document.pdf
0 pages · 0 MB

Choose Compression Level

Medium and high compression rebuild pages as optimized images. This shrinks file size a lot, but text will no longer be selectable in the output.

File Details

Original size
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Pages
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Estimated output
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Your PDF is Compressed!

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About this tool

Compress PDF Online

Large PDF files can be difficult to upload, send by email, or store on your device. Our Compress PDF tool helps you reduce PDF file size quickly and easily.

Just upload your PDF, choose the compression option if available, and download the smaller file. You don't need complicated software or technical knowledge.

Use this free compress PDF online tool whenever you need a smaller file that’s easier to read, share, upload, and store. For a longer guide, read How to Compress PDF Files Online for Free Without Losing Quality. Need to combine files first? Try Merge PDF. Want only some pages? Use Split PDF.

Smaller files

Reduce PDF File Size Easily

A smaller PDF is easier to share and upload. It can also help when a website has a file-size limit for applications, forms, assignments, or other documents.

You can use this tool to reduce PDF size online whenever you need a smaller version of your document.

Quality balance

Compress PDF Without Losing Too Much Quality

PDF compression reduces unnecessary file data while trying to keep the document readable. For documents containing images, compression can make a noticeable difference in file size.

If you need a specific size, options such as compress PDF to 1MB, compress PDF to 100KB, or reduce PDF size to 100KB are useful for finding the right type of compression with the settings available on this page.

Free & simple

Free PDF Compressor Online

You can use our browser-based PDF compressor without installing extra software. It is useful for students, professionals, businesses, and anyone who regularly works with PDF files.

With all tool in one place, you can also merge PDF files, split PDF pages, convert Word to PDF, or turn pages into images with PDF to JPG — without searching for separate websites.

This free online tool in one place makes common file work simple and convenient.

  • 1. Upload

    Drop in your PDF or choose it from your device.

  • 2. Choose level

    Pick low, medium, high, or set custom quality and DPI.

  • 3. Compress

    Processing happens locally in your browser.

  • 4. Download

    See the size savings, then download or open the result.

Related tools

You Might Also Need

Merge PDF

Merge PDF

Combine multiple PDF files into one document.

Open Merge PDF → Split PDF

Split PDF

Extract pages or split a PDF into multiple files.

Open Split PDF → Word to PDF

Word to PDF

Convert DOC or DOCX files to PDF in your browser.

Open Word to PDF → PDF to JPG

PDF to JPG

Turn PDF pages into JPG, PNG, or WebP images.

Open PDF to JPG →

Quick answers

Frequently Asked Questions

How can I compress a PDF?

Upload your PDF, select the compression option, and download the compressed file.

Is this PDF compressor free?

Yes, you can use the tool for free.

Can I reduce a PDF to 1MB?

You can use the available compression settings to reduce the file size, depending on the original PDF.

Will compression affect PDF quality?

Compression can reduce image or file quality depending on the level selected. A good compression setting aims to balance size and readability.

Can I compress PDF online without software?

Yes. The tool works directly in your browser.

Need another tool?

Try Merge PDF, Split PDF, Word to PDF, or PDF to JPG — or browse all free tools.

All Tools →

Compressing your PDF

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