Compressing huge PDF files is one of the greatest ways to save space on your iPhone. However, in most methods, there is a high chance that the quality of the file may get hampered in the compressed version. So in this article, I’ve mentioned multiple methods to compress PDF files on your iPhone and iPad without sacrificing quality.
How to compress PDF on iPhone without using a third-party app
You should be able to manually compress the PDF files on your iPhone and iPad for free. The two standard approaches are listed below.
Using Files app
- Launch the Files app on your iPhone.
- Open the PDF file.
- Tap and hold the PDF.
- Choose Quick Actions → Optimize File Size.
Your PDF with a reduced file size will start reflecting in the same location as the original.
Additionally, if you want to compress multiple files at once, you can tap the three dots on the top right → Select → Choose the PDF(s) → tap three dots on the bottom right → select Optimize File Size.
Using iOS Shortcuts app
If not already installed, add Optimize PDF File Size to the Shortcuts app on your iPhone and iPad.
- Launch the Shortcuts app on your iPhone.
- Tap Optimize PDF File Size.
- Select the PDF to be compressed.
You can select multiple PDFs at one time.
- Choose Open → Open.
The PDF with reduced size will now start reflecting in the original location of the file.
Use PDF Compressor apps for iPhone to reduce PDF size
Though there are a lot of numerous paid tools on the market, I’ve made a list of free apps that can help you make your PDF files smaller.
You can also use a free online PDF compressor without installing any software. I have listed some of my favorite websites here.
Compress PDF files online for free