Sometimes a PDF contains pages you simply do not want to keep — a blank scanner page, an internal cover sheet, or confidential appendices you should not forward. Removing pages gives you a clean version to share.
ColaPDF displays thumbnails of every page so you can visually select exactly which ones to delete before exporting. Because everything happens in your browser, removing sensitive pages does not require uploading the document anywhere.
Yes. Click as many pages as you want before clicking Remove.
No — you must keep at least one page.
No. Everything runs in your browser.
No — work on a copy if you are unsure. The original file on your device is never modified.