Nothing is more frustrating than attempting to email an important PDF contract or presentation, only to receive a "File exceeds attachment limit" bounce error.

Why Are PDFs So Large? Most high-file-size PDFs are bloated not by text, but by high-DPI uncompressed scanned images, embedded duplicate fonts, and uncompressed PDF stream objects.

How to Shrink Them Using Free Reducer's PDF compressor: 1. Upload your PDF. 2. Select **Compress PDF**. 3. Our engine removes unneeded duplicate font references and packs PDF object streams into DEFLATE streams. 4. Download the newly optimized file ready to send!