Chrome users can compress PDFs without any extension or plugin — just open a website and compress in the same tab.
Type pdfeditor.onl/compress-pdf into Chrome's address bar. The compressor loads as a standard web page — no extension needed.
Click the upload area or drag the PDF directly from Windows Explorer into the Chrome tab.
Tip: Chrome on Windows lets you drag a file from the Downloads bar at the bottom of the window directly onto the upload area.
Select compression level, click Compress Now, and Chrome automatically downloads the result to your Downloads folder.
No. Chrome's built-in PDF handling covers viewing, printing, and basic annotation only. Use pdfeditor.onl/compress-pdf for compression.
No. pdfeditor.onl runs entirely as a web page — no extension is needed.