PDF Tools
PDF Compressor
Shrink your PDF files without losing quality. Upload, compress, and download in seconds.
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Why FileReadyNow
Built for people who just want it done
PDF too large to email or upload? Reduce the file size in seconds. The text stays sharp and readable; only the excess image data gets trimmed.
Reduce File Size Instantly
Upload your PDF and get a smaller version back in seconds. No software to install and no waiting around for a heavy desktop tool to process it.
Three Compression Levels
Choose Low for best quality, Medium for a balanced result, or High to make the file as small as possible. Pick what fits your use case.
Text Stays Sharp
Text in PDFs is stored as vectors, not pixels, so compression never affects its quality. Only image data is reduced, leaving all text crisp and readable.
Works on Any PDF
Handles scanned documents, presentation exports, reports, and mixed-content files up to 250MB without any pre-processing required.
Files Deleted After Download
Your uploaded PDF and the compressed output are automatically removed from the server once the download link expires. Nothing is stored or shared.
No Account Required
Upload your PDF, choose a compression level, and download. No signup, no email, and no limit on how many files you compress.
Why PDF files get so large
Most PDFs are bigger than they need to be. Scanned documents embed high-resolution images, presentations carry uncompressed graphics, and many files still hold invisible metadata from the app that created them. None of that makes the document better to read. It just makes it slower to send and harder to upload.
What happens when you compress
The compressor lowers image resolution inside the PDF to a level that still looks sharp on screen and in print. It also strips out hidden metadata and cleans up the internal file structure. Text stays crisp because it is stored as vectors, not pixels, so compression does not affect it at all. What you get back is a smaller file that looks exactly the same as what you uploaded.
Which compression level should I pick?
Low is the right choice when your PDF has important photos or diagrams and you just need to shave off a few megabytes. Medium works well for most everyday documents like contracts, reports, and slide decks where you want a good balance between file size and visual quality. High makes the file as small as possible and works best for text-heavy documents where image sharpness is not a priority.
When people use this tool
- Email attachments: Gmail caps attachments at 25MB. Compress first, then attach.
- Job applications: Many HR portals cap uploads at 2 to 5MB. A compressed CV gets through without issues.
- Client files: Smaller PDFs open faster on a phone or tablet, which matters when a client is on the go.
- Cloud storage: 10 compressed PDFs take up roughly the same space as one uncompressed file.
- WhatsApp and Telegram: Both limit file sizes on mobile. Compress the PDF before sending and it goes through first time.
Step by Step
How to Compress a PDF File Online for Free
Drag your PDF onto the upload area, or click 'Browse' to pick a file. Anything up to 250MB works.
Once your file is selected, the Compression Level options will appear. Choose Low, Medium, or High based on your preference.
Click 'Compress PDF'. A progress bar will show you the upload and compression status in real time.
Once compression is complete, you'll see the original vs compressed file size and the compression percentage achieved.
Click 'Download' to save your compressed PDF. Your file is automatically deleted from our servers after processing.
Frequently Asked Questions
You can compress a PDF on Mac using built-in tools like Preview, but the results may vary. Online tools like the PDF Compressor on FileReadyNow offer more consistent compression with better control over file size and quality, without needing additional software.
Yes, in many cases you can reduce a PDF to 1MB, depending on the original file size and content. Files with large images or scanned pages may require higher compression, which can slightly affect quality. The tool automatically applies the best possible compression to get close to your desired size.
This tool provides a simpler and faster alternative for users who want quick results without complex settings or subscriptions. While Adobe offers advanced features, this PDF Compressor focuses on ease of use, accessibility, and efficient performance for everyday needs.
The tool is designed to maintain a balance between size and quality. Most text-based documents will see little to no visible difference, while image-heavy PDFs may experience slight compression effects.
Yes, files are processed securely, and your data is handled with privacy in mind. Uploaded files are not stored permanently.
No installation is required. The tool works entirely online, making it accessible from any device with a browser.