Compress PDF Without Losing Quality
Shrink a PDF to fit email and upload limits. Trade-off: pages become images — text stays readable but is no longer selectable.
Drop a file here, or browse
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Step by step
How to compress a PDF
The classic trigger is an email that bounces — “attachment exceeds the 25 MB limit” — seconds before a deadline. The same for upload forms that cap at 2 or 5 MB, job portals rejecting your CV-and-portfolio PDF, government sites with strict size limits, or a photo-filled document you need to slip into a chat. Compress once, resend, done.
Drop your PDF
Drag the file into the box above, or click to browse. Photo-heavy and scanned PDFs — the usual oversize culprits — see the biggest wins.
Pick a compression level
High quality keeps text crisp with moderate savings. Balanced is the recommended middle. Max compression chases the smallest possible file and accepts softer text.
Click “Run Compress PDF”
Each page is re-encoded at your chosen level on our server, with a progress bar tracking the job. Processing is automatic and the file is deleted right after.
Check the savings & download
The result box shows exactly what you gained — for example “8.2 MB → 0.74 MB (91% smaller)”. If the file couldn't get smaller, you'll be told honestly and get your original back unchanged.
Why PDFication
Why use PDFication to compress PDF files?
Savings you can see
Photo-heavy PDFs routinely shrink by 60–90%. You get the exact before-and-after numbers with every run — no guessing whether it worked.
Processed securely, then deleted
This tool runs on our server (compression needs more power than a browser has). Your file travels over an encrypted connection, is processed automatically, and is deleted immediately after — never stored, never looked at.
Honest by design
Some PDFs are already as small as they can get. When compression wouldn't help, the tool says so plainly and hands back your original — instead of a fake success and a bigger file.
Three levels, your call
Crisp-for-print or smallest-possible — you choose where quality meets size, instead of accepting whatever a one-button compressor decides.
Choosing the right tool
Which compression level should I pick?
The three presets trade quality for size. Here's what each one is for:
High quality — polish matters
Documents that will be read closely or printed: contracts with fine print, design-heavy proposals. Moderate savings, text stays crisp.
Balanced — the safe default
Everyday documents headed for email or upload forms. Big savings with results that still look professional on screen. Start here.
Max compression — size is everything
When the file simply must fit a hard limit and reading comfort can bend a little — bulky scans, reference copies, chat attachments. Smallest results, visibly softer text.
Or maybe it shouldn't be compressed
Already-tiny PDFs and text-only documents may not shrink at all — the tool will tell you. And if your goal is sharing pages as pictures rather than a smaller PDF, PDF to JPG is the different job you want.
Rules of thumb: emailing a normal document → Balanced. Printing or close reading → High quality. Fighting a hard upload limit → Max. If the result box says “already optimized”, believe it — that file has no fat left to trim.
Need a different tool?
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Split, compress, convert, organize, OCR and more — every tool free, no sign-up required.
FAQ
Frequently asked questions
▸How much smaller will my PDF get?
It depends on what's inside. Photo-heavy and scanned PDFs — where embedded images dominate the file size — typically shrink by 60–90%. Text-only PDFs may not shrink at all: text itself is already tiny, and there are no images to re-encode. The result box shows your exact numbers after every run.
▸Is the quality lost when compressing?
Some, by design — compression works by re-encoding page images at a chosen resolution and JPEG quality. At High and Balanced settings the difference is hard to spot on screen. At Max, text becomes visibly softer. The result box always shows the trade you made, and you can re-run at a different level if the first choice went too far.
▸Will my text stay selectable after compression?
No — this is compression's one important trade-off. Pages are rebuilt as high-quality images, so text remains perfectly readable but can no longer be selected, searched or copied. If you need selectable text (for indexing or copy-paste), keep the original and share a compressed copy alongside it.
▸Why does it say my PDF is already optimized?
Because compression would have made your file *larger* — usually meaning it's a text-only or previously optimized document with nothing left to squeeze. Rather than pretend otherwise, the tool delivers your original file unchanged and explains why. That honesty check runs on every job.
▸Is my uploaded file safe?
Compression is one of the tools that runs on our server rather than in your browser, because it needs more computing power. Your file is transferred over an encrypted connection, processed automatically with no human involvement, and deleted immediately after the job completes. It is never stored or shared.
▸Does compression work on scanned PDFs?
Partially — scans are already photographs of paper, so there are no hidden fat images to re-encode, and savings are smaller than for photo-heavy digital PDFs. Max compression can still shrink a bulky scan meaningfully. If you need the scan's text afterward, run the compressed file through the OCR tool.
▸Can I compress a password-protected PDF?
Not directly — protected files can't be processed until they're unlocked. Remove the password first (with the tool that set it), compress the document, then re-protect the compressed copy if you need to.
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