Compress PDF
Shrink file size while preserving quality.
Your privacy matters. This operation runs entirely in your browser; your files are never sent to our servers.
How to compress pdf
- 1Open the Compress PDF tool
Open the FluoPDF Compress PDF page and sign in with your free account.
- 2Add your file
Drag and drop your file onto the upload area, or click to select it from your device.
- 3Adjust the settings
Choose the options that fit your needs — FluoPDF ships with sensible defaults so you can usually skip this.
- 4Process and download
Click the process button and download your result instantly. No watermarks, no waiting in a queue.
Frequently asked questions
Is Compress PDF free to use?▼
Yes. Create a free FluoPDF account and you get daily free operations. Upgrade to Pro for unlimited use, larger files and extra features.
Are my files uploaded to a server?▼
No. Compress PDF runs entirely in your browser. Your files are never uploaded to our servers — they never leave your device.
Do I need to install any software?▼
No installation required. Compress PDF works in any modern web browser on desktop or mobile — nothing to download.
What file size can I process?▼
Free accounts support files up to 5 MB. Pro raises the limit to 100 MB per file.