Tools
Compress PDF Online
Reduce your PDF file size without losing the quality you need.
Fast, secure, and hassle-free
Compress PDF Without Losing Quality
Almost every job portal, government application form, or online submission site has some kind of file size limit, and it's usually smaller than you'd expect. Two or three megabytes is common, and that's often not enough for a scanned certificate or a resume with a photo on it. If your file gets rejected for being too large, this tool brings the size down while keeping the text readable and the document usable. Upload your PDF, pick how much you want it compressed, and the smaller file downloads within a few seconds. No account needed, no waiting around.
There isn't one perfect compression setting for every file. A scanned document with a lot of image data behaves very differently from a plain text PDF exported from Word, so the tool gives you a few levels to choose from depending on what you're working with and how strict the upload limit actually is.
Why People Usually Need This
- Sarkari job applications : recruitment portals like SSC, state PSCs, and railway recruitment sites often cap file size for resumes, certificates, and ID proof, sometimes at just 1 or 2 MB.
- Email attachments : a smaller file is just easier to send, especially if someone's on a weak mobile connection or the inbox has a size limit on attachments.
- Resume uploads : a lot of ATS platforms and job boards reject resumes past a certain size, so compression becomes a necessary step before you can even submit.
- Scanned documents : PDFs made from a phone camera or a scanning app are almost always bigger than they need to be, and usually shrink a lot without the text becoming hard to read.
Compression Levels
Different documents need different amounts of compression, so there are three levels to pick from here, depending on what matters more for your file smaller size or sharper quality.
Squeezes the file down as much as possible. Good option when a portal has a very strict upload limit and you just need the file to fit, even if image quality drops a bit.
A middle ground between size and quality. Text stays sharp and images still look fine for things like resumes, certificates, and everyday documents. Works for most people most of the time.
Trims the file size down with almost no visible change in quality. Better suited to PDFs with photos, diagrams, or anything where visual detail actually matters.
How Much Smaller Will My File Get?
This really depends on what's inside your PDF. A text-heavy document, like a plain resume with no images, usually only shrinks a little, because there isn't much to compress in the first place text takes up very little space compared to images. Scanned documents are a different story. Since a scan is basically one big image per page, there's a lot more room to compress, and you'll often see the file size drop by more than half, sometimes a lot more depending on how the scan was originally saved. If your file barely shrinks after compressing, it's usually a sign that it was already fairly text-based to begin with, not that something went wrong with the tool.
Choosing the Right Level for Your Situation
Honestly it comes down to what you're using the file for. Say you're uploading a resume somewhere with a tight 2 MB cap go with Extreme and just double-check the text still reads fine after. Sending a certificate over email where the limit's more relaxed? Recommended handles that without the document looking any different really. And if there are diagrams or photos in there that someone actually needs to look at closely, Less Compression keeps it closer to the original while still shaving off some size. Nothing stopping you from trying a couple of these and comparing before picking one to actually submit.
Things to Keep in Mind
- Hold on to your original PDF until you've checked that the compressed version still looks right.
- Password-protected PDFs sometimes don't compress as much, since the encryption limits what the tool can rework.
- Text-only PDFs will usually show a smaller reduction than scanned or image-heavy files, and that's expected.
- If quality matters more than size for a particular file, Less Compression is usually the safer pick.
Frequently Asked Questions
Is this tool free?
Yes, completely free. No account, no payment, no limit on how many times you use it.
Will compression reduce PDF quality?
A little, depending on the level you pick. Recommended keeps text sharp and is fine for most resumes and documents. If quality matters more than size for you, go with Less Compression instead.
Does it work on mobile?
Yes, works fine from any mobile browser, no app needed.
Are my files stored anywhere?
No. Your file gets processed for compression and that's it, nothing gets kept or saved afterward.
What's the maximum file size I can upload?
That changes based on whatever limit is currently set on the tool. If a file won't upload, chances are it's just over that.
Why did my file barely shrink after compressing?
Most likely it was already mostly text. There just isn't a lot to squeeze out of plain text compared to images, so scanned files usually shrink way more than something like a Word-exported resume.
Can I compress a scanned document?
Yes, and scanned PDFs actually tend to compress the most, since each page is basically one big image and there's plenty of room to reduce.
Should I always pick Extreme compression?
Not necessarily. Extreme is great when you're up against a strict upload limit, but it can affect image quality more than the other levels. If your file already fits comfortably, Recommended or Less Compression is usually a better balance.
Will compressing a password-protected PDF work the same way?
Not quite as well usually. The encryption gets in the way of how much the tool can rework the file, so heavily protected PDFs tend to shrink less than you'd expect.
Can I compress the file more than once if it's still too big?
You can, but repeated compression usually gives diminishing results and can start hurting quality noticeably. It's better to go back to the original file and pick a stronger compression level in one pass instead.