Compress PDF to 500KB
Try to compress your PDF as close as possible to 500KB. Medium compression applied locally in your browser. No upload required.
Free up to 100 MB · No signup · No ads · Your files never leave your device
Drag & drop your file here
or click to browse (.pdf, max 100MB)
Processed locally in your browser — your file is never uploaded.
Use this tool to reduce your PDF file size as close as possible to 500KB while maintaining good quality. Ideal for sharing documents via email or uploading to portals with file size restrictions. Files are processed locally for speed and privacy.
Why Use This Tool
- Processed locally in your browser
- No signup or waiting
- Balanced compression for quality and size
- Private by design — no file uploads
- Works on desktop and mobile
How It Works
- 1Upload your PDF
- 2Medium compression is automatically applied
- 3Download the smallest readable version your file can reach
Frequently Asked Questions
How do I compress a PDF to 500KB?▾
Upload your file and the tool will apply medium compression to reduce its size. The result will get as close as possible to 500KB depending on the original file.
Is Medium or Strong compression better for 500KB?▾
Upload your PDF and the tool will apply medium compression automatically. If the result is still larger than expected, try again with a stronger level.
Can I compress multiple PDFs?▾
This tool handles one PDF at a time. Upload, compress, download — then repeat for additional files.
Does compression affect text quality?▾
Text remains sharp at all compression levels. Compression may slightly reduce image quality, especially at stronger levels.