Compress PDFs
Shrink PDF Size & Maintain Quality, Free Online

Reduce your PDF file size in seconds, without compromising quality. Trusted by millions, Smallpdf makes PDF compression easy and secure.

⚡️Fast & Efficient Compression
Maintain Document Quality

Effortless Compress PDFs Online for Free: The Simple Solution

Are you struggling with large PDF files that are difficult to share or store? Smallpdf's free online PDF compressor is the perfect solution. Instantly reduce your PDF size while preserving its original quality, making it easy to manage your documents.

Our intuitive tool allows you to compress PDFs in seconds, without any software installations or sign-ups. Whether you're on a Mac, Windows, iOS, or Android device, you can access our online PDF compressor from any browser. Experience seamless performance and optimal results with Smallpdf.

How It Works Easy Steps to Compress Your PDF

Compressing your PDF is incredibly straightforward with Smallpdf:

1. Drag & Drop: Simply drag and drop your PDF file into our online PDF compressor.

2. Choose Compression: Select 'Basic' or 'Strong' compression (Strong available with Pro).

3. Compress & Download: Click 'Compress,' and within seconds, download your reduced-size PDF. You can then optionally edit or share your file.

Smallpdf’s powerful compression algorithms analyze your document, remove redundant data, and re-encode images to shrink the file size, all without sacrificing quality.

Why Choose The Benefits of Using Smallpdf's PDF Compressor

Smallpdf offers several advantages that set it apart from other online PDF compressors:

Speed & Efficiency: Our tool is designed for speed, compressing your files in seconds.

Quality Preservation: Reduce file size without affecting the quality of your documents. Fonts, images, and formatting remain intact.

Accessibility: Compress PDFs on any device with a web browser. No downloads or installations required.

Security: We use TLS encryption, are GDPR compliant, and ISO/IEC 27001 certified, ensuring your files are always secure. Files are automatically deleted after one hour.

Free to Use: Basic compression is completely free. Unlock 'Strong' compression and more tools with a Smallpdf Pro subscription.

Compressing your PDF shouldn't be complicated. Smallpdf makes it simple and fast!

Smallpdf Team

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Edit PDF

Easily add text, images, and annotations to your PDFs.

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Merge PDF

Combine multiple PDFs into a single, organized document.

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Sign PDF

Sign and request signatures electronically.

FAQs Frequently Asked Questions about PDF Compression

Is Smallpdf's PDF compressor free to use?

Yes! Basic PDF compression is free. Strong compression is available to Pro users.

Can I compress PDFs with my whole team?

Yes! Smallpdf for Teams offers unlimited Pro access and flexible payment options.

Will compression affect fonts or document quality?

No! Compressing PDFs with Smallpdf does not alter fonts or document quality. All text styles and embedded fonts are fully preserved.

Is the compress tool safe to use?

Yes. Smallpdf is GDPR compliant, ISO/IEC certified, and employs TLS encryption to ensure your files are secure.

Can I compress PDFs on the go?

Yes, our iOS and Android apps let you compress PDFs while mobile.