What's the easiest way to shrink a PDF to 500 KB?

Just upload your PDF, click the 'Compress PDF' button, and download the result. Our tool optimizes down-sampling and unused resource stripping to quickly reach 500 KB.

Can color-rich portfolios reliably hit 500KB?

Yes, most 3–5 page portfolios with moderate-resolution color images compress reliably to around 500 KB. Ultra-high-resolution portfolios may need additional manual image reduction.

Compress PDF to 1000KB

Compress your PDFs to 1000KB online for free. Upload one or up to 4 files at once to compress them seamlessly.

Free, Fast and Secure

Compress PDF size without losing quality

Completely online, no installation required

How to Compress PDF to 1000KB

Step: 01

Upload your PDF file to our online PDF compressor, or drag and drop it to start.

Step: 02

Click the “Compress PDF” button. Our free PDF document compression tool will start reducing your PDF size to 1000KB for free.

Step: 03

Lastly, download your PDF file. You can also rename the file before downloading.

Compress PDF to 1000KB the Smarter Way

Works on:

Windows

Linux

Mac

iPhone

Android

Compress PDF

Our compress PDF to 1000KB tool is perfect for reducing document files sizes for email attachments, online form submissions, website uploads, academic documents, reports and more. Whether

Batch PDF Compression to 1000KB

Save time by batch compressing PDFs to 1000KB with a single click. You can upload all your files at once or click the “Select PDF Files” button to add more files one by one, up to a maximum of four files.

High Quality PDF Compression

Compress your PDFs to 1000KB without losing quality with our online PDF compressor. We analyze your document and compress key parts of your file to retain maximum quality.

Easy to Use

Reduce your PDF size in just a few tools. Our tool is easy to use - from uploading your file to downloading the compressed version, the entire process is simple and intuitive.

100% Secure

All your files are processed securely with industry best practices. Additionally none of your files are stored after compressing them to 1000KB.

Compress to Exactly 1000KB

Our online compress PDF to 1000KB tool aims to shrink your PDF size to exactly 1000KB every time.

Frequently Asked Questions

Will compressing my PDF to 1000KB affect its quality?
We use advanced compression and quality preservation techniques that allow us to preserve the original quality. Some files with rich media might see some quality reduction.
Can I compress a PDF file if it is password protected?
If your file is password protected, our tool will ask you to enter the password. You can compress the file just like any other PDF after entering your password.
Can I bulk compress PDFs for free with this tool?
You can batch compress PDF up to four files at a time to 1000KB. Upload up to four files at once or click the “Select PDF Files” button to add more.
Do I need to sign up to use this PDF size reducer?
No. We focus on user experience. You can start compressing your PDF file sizes without logging in or signing up for a new account.
How does this tool ensure my files are safe?
We delete all your files soon after compressing them to 1000KB. PDFNoob uses industry standard encryption and security practices to ensure your information is safe and secure.
How long will it take to compress PDF to 1000KB with this tool?
Our tool compresses your files in just a few moments depending on how big your file is.
Can I compress PDF from MB to 1000KB?
Yes. This online PDF compressor tool can reduce PDF files sizes to 1000KB for most PDF files.