Reduce PDF file size
Shrink large scanned PDFs from your phone or scanner — 33 MB uploads often drop to a few megabytes. Runs entirely in your browser.
Files processed locally — zero upload, zero server
Drop a PDF here or click to browse
Works best on scanned / image-heavy PDFs · large files OK
About this tool
- Files are never uploaded. Everything runs in your browser tab.
- Maximum and Balanced re-encode scanned pages as JPEG — ideal for 10–50 MB phone scans.
- Need to edit text after shrinking? Open in the editor (native text PDFs only).
Need to edit PDF text too?
PDFAmend lets you click any text block and edit it directly in your browser. Edit free, pay $2.99 when you download.
Edit a PDF