Make big PDFs small enough to email or upload. Lossless mode keeps everything sharp; strong mode shrinks scanned documents the most.
Private: your file stays on your deviceUse Lossless first. If the file is a scan or full of photos and still too big, use Strong — it turns pages into compressed images, so text can no longer be selected.
Scanned PDFs often shrink by 50–90% in Strong mode. Text-only PDFs are usually already small.
No. PDFCop works entirely inside your browser. Your files are processed on your own phone or computer and are never sent to us or anyone else.
Yes. There is no sign-up, no daily limit and no watermark on your file. The site is supported by ads.