Size target
Compress PDF to 10MB Online — Free, No Upload
10 MB is the typical Slack and Microsoft Teams upload threshold and the cap for many web forms.
- Slack / Teams friendly
- Very mild compression
- Free, no signup
Compress PDF to 10 MB
Iteratively shrinks your PDF and stops when it fits under 10 MB. Runs entirely in your browser.
Drop your PDF here, or click to browse
PDF up to ~100 MB · stays on your device
// FAQ
Frequently asked
+Should I use a higher target?
If your PDF is already under 10 MB, no need to compress. This preset is just to guarantee a ceiling.