Compress PDF
Reduce PDF size with lossless or image compression.
- 1Choose files
- 2Adjust settings
- 3Download
Start with your files
Private processingDrop your PDF file here
One less file task on your list.
Up to 50 MB per fileHow to use Compress PDF
Choose your PDF file
Select one file from your device. Free supports 50 MB per file; Pro supports 250 MB.
Make it yours
Choose the available settings before converting. Keep your original files.
Convert and download
Save your PDF result. Server files expire one hour after upload.
A little guidance before you convert
No. Lossless mode compresses streams and removes duplicate objects. Balanced and smaller modes also recompress raster images. Text stays selectable. If the result is larger, the smaller original is returned. Keep your original, especially if it is digitally signed.
Good to know
Will every PDF become smaller?
No. Lossless mode compresses streams and removes duplicate objects. Balanced and smaller modes also recompress raster images. Text stays selectable. If the result is larger, the smaller original is returned. Keep your original, especially if it is digitally signed.
Are my files uploaded?
This converter uploads files to private server storage after you sign in with a verified email. Files and results expire one hour after the earliest input upload. Download results before expiry.
What are the limits?
Free supports 50 MB per file. Pro supports 250 MB per file. PDFs can contain at most 25 pages in total on Free or 200 on Pro. Unlock password protected PDFs with the Unlock PDF tool first. Outputs are limited to 120 MB on Free or 500 MB on Pro. Server processing has a two minute limit on Free or five minutes on Pro. Server credit costs are shown before confirmation; only successful conversions spend credits. Browser processing uses no credits.
How many credits does this tool use?
One credit per five processed pages, rounded up. The quote appears before confirmation. Failed or cancelled conversions do not spend credits.