Compress PDF to 1 MB
Shrink your PDF to under 1 MB for email, e-filing and court or tax portals. Free and private.
Drop your PDF here
Or click to browse. Your file is read on this device only.
Processed entirely in this browser tab. Nothing is uploaded anywhere.
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How to compress a PDF to 1 MB
- Drop your PDF into the box above.
- The 1 MB target is already selected for you.
- Press Compress PDF and download the smaller file.
Tip: scanned pages compress the most. For sharp text at small sizes, remove blank or extra pages first.
Questions
- How do I compress a PDF to 1 MB?
- Drop your PDF above, keep the 1 MB target selected and press Compress PDF. avalpdf finds the highest quality that still fits under 1 MB.
- Will the file be exactly 1 MB?
- It will be at or just under 1 MB, so it passes upload limits. If your file is already smaller, it is kept as-is.
- Is my file uploaded?
- No. Compression runs inside your browser tab. Your document never leaves your device.
- Is it free?
- Yes. There are no sign-ups, no watermarks and no limits.
- What if 1 MB is too small for my file?
- We stop at the smallest size that keeps pages readable and tell you. Try splitting the PDF or removing extra pages.