Compress a PDF to a target size
Need to reduce a 3 MB PDF to around 500 KB? Enter your desired target size and the tool will try different compression levels to produce a smaller PDF.
How to compress a PDF to 500 KB
- 1. Upload your PDF. Select the PDF you want to compress.
- 2. Enter the target size. For example, enter 500 and select KB.
- 3. Start compression. Click the compression button.
- 4. Download the result. The tool downloads the smallest suitable result it can produce.
Can I compress a 3 MB PDF to 500 KB?
The tool will try to reach the selected target size. Whether a particular PDF can reach 500 KB depends on its pages, images, resolution, and content. The tool reports the actual resulting file size instead of falsely claiming an exact size.
Are my PDF files uploaded?
No. This version processes the PDF directly in your browser and does not require a PDF-processing backend.
Frequently asked questions
Can I select a target size in KB?
Yes. You can enter a target size and select KB.
Can I select a target size in MB?
Yes. You can switch the target unit between KB and MB.
Will the result always be exactly 500 KB?
No. PDF compression depends on the document content. The tool tries to reach the target and reports the actual resulting size.
Is the compression performed in my browser?
Yes. The current version performs the conversion locally in the browser.