Guide · Compress PDF
Compress a PDF to send by email
Gmail blocks above 25 MB, Outlook at 20 MB by default, some corporate servers at 10 MB. Compressing a PDF avoids using WeTransfer for files that should pass as plain attachments.
Steps
- 1
Drop your heavy PDF into the compression tool.
- 2
Pick the 'Medium' level — it typically divides weight by 5 with no visible on-screen loss.
- 3
Run compression and compare before/after sizes.
- 4
Download and email.
Use Compress PDF now
Compress your PDFs without visible quality loss. Reduce file size for easier sharing or archiving. Free, unlimited, no signup.
Open the tool