How to Compress PDF Files Online

Need to compress a PDF to reduce file size online? Here's how:

1. Open our Compress PDF tool.
2. Upload your PDF or drag & drop it.
3. Choose compression level: high quality, medium, or low (smaller file).
4. Click "Compress & Download" — compression happens in your browser.

Why use it?

• 📄 Reduce file size for email or web uploads.
• ⚡ Instant processing, no uploads to servers.
• 🌍 Available in 14+ languages.

FAQ

Will text remain selectable?
No. Pages are rasterized to images. Text becomes non-selectable. Use high quality for better readability.

Is my PDF uploaded to a server?
No! All compression happens in your browser for privacy.

Is it free?
100% free — the site is supported by ads.