Compress PDF tool · Honest size goals

Get closer to ~500 KB for tight portals

Half-megabyte caps sit between “tiny form field” and “email attachment.” Use balanced compression first; if you are still over, remove duplicate or blank pages, then retry. Exact 500 KB is not promised—treat it as a goal, not a contract.

No guaranteed target size. Compress PDF uses browser presets (Balanced, Email, Maximum)—not an iterative loop to hit 500 KB exactly. Check the downloaded file size and readability after each pass.
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Tips for 500 KB goals

FAQ

Why did my file stay above 500 KB?

Embedded photos dominate size. Re-export scans at lower resolution or compress after splitting photo pages.

Where is the compress tool?

Open Compress PDF from the link on this page—presets include Balanced, Email, and Maximum shrink.

Related: Image PDF under 1MB · Email attachment workflow