How to Compress PDF on iPhone

Need to make a PDF smaller on your iPhone? You don't need any app.

Steps

1. Open Safari on your iPhone
2. Go to FreeConversion.io
3. Tap the upload area and select your PDF
4. Choose compression level (Medium recommended)
5. Tap Compress
6. Tap Download — saves to Files app

Tips for iPhone Users

• Works on all iPhone models and iOS versions
• Files never leave your device
• Works in Safari, Chrome, and other browsers
• No app or account needed

Troubleshooting

If download doesn't work, try using Safari instead of other browsers. Safari has the best compatibility with file downloads on iOS.