500KB is a common ceiling for email attachments and document portals. It's generous enough that you can usually keep near-original quality. Here's the quickest way to get there.
Hitting 500KB
Pick 500KB as the target, drop your PDF in, and download. At this size, even image-rich documents typically retain crisp quality.
Try it nowCompress to target size — free, in your browser, nothing uploaded.
Open Compress to target size →Great for reports and presentations exported to PDF
Slide decks and image-heavy reports often balloon past email limits. Targeting 500KB usually shrinks them enough to send while keeping charts and photos clear.