Compress Your PDF

Why Compress a PDF?

PDF files can get large quickly — especially if they contain images, graphics, or many pages. A 20MB PDF is fine to print, but it is a headache to email, upload to a web form, or share via messaging apps. Many email services cap attachments at 10MB or 25MB. Some document portals have strict upload limits. Compressing your PDF makes it smaller so it travels faster, takes up less storage, and fits within size limits without any visible loss in quality for most uses.

When Should You Compress a PDF?

• Email Attachments: If your PDF is too big to attach to an email, compress it first.
• Web Uploads: Form portals, job sites, and university submission systems often have file size limits. Compression helps you stay within them.
• Faster Sharing: Smaller files load faster on mobile devices and slow connections.
• Cloud Storage: Compressing PDFs before archiving saves you storage space over time.
• Presentations: If you are embedding a PDF in a presentation or website, a smaller file means faster load times.

Compression Levels Explained

• Recommended: A balanced setting — noticeably smaller file with minimal quality loss. Good for most everyday use.
• Extreme: Maximum compression for the smallest possible file size. Some image quality is traded off. Use when size matters more than sharpness.
• Less Compression: Light compression with almost no quality loss. Use when the document has small images you need to preserve clearly.

How to Compress Your PDF

1. Click "Choose PDF File" and select your document.
2. Pick your preferred compression level — Recommended is the best choice for most files.
3. Click "Compress PDF" and wait while it processes.
4. Click "Download Compressed PDF" to save the smaller file.

Things to Know

Q: How much smaller will my file get?
A: It depends on the content. Image-heavy PDFs compress significantly. Text-only PDFs may see a smaller reduction since text is already compact.

Q: Will the text still be readable?
A: Yes. Text is not affected by image compression. Only images are reduced in quality on higher compression settings.

Q: Is my PDF uploaded to a server?
A: No. The compression runs entirely in your browser. Your file never leaves your device.