Compress PDF
Reduce PDF file size with high-quality compression.
or
Drop your pdfs here...
No file size limit
PDF
or
Reduce PDF file size with high-quality compression.
Drop your pdfs here...
No file size limit
No sign-up. No uploads. Everything runs locally in your browser for complete privacy.
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Select your PDF file, choose compression quality, and click compress. Your file is processed entirely in your browser without uploading to any server.
Click the upload area or drag and drop your PDF file. Files are processed locally in your browser for complete privacy.
Choose from Auto (recommended), High quality (minimal loss), Medium (balanced), or Low (maximum compression). Preview the estimated file size reduction.
Click the Compress button. Watch real-time progress as Ghostscript WASM optimizes images, removes metadata, and reduces file size.
Once complete, download the compressed PDF instantly. Compare the original and compressed file sizes to see your savings.
This tool works with all standard PDF versions and specifications, ensuring compatibility with documents created by any PDF software.
Absolutely. All compression happens locally in your browser, so your PDF never leaves your device.
Auto mode balances size and quality. High quality preserves more detail, while medium and low are best for very large files.
Yes. You can select multiple PDFs, we compress them one after another, and you can download each result individually or as a single ZIP bundle.
Our presets preserve text clarity while optimizing images and removing redundant metadata for smaller files.
Sarah Chen
Rating: 5 / 5
"Reduced my 50MB PDF to 15MB without losing quality. Perfect for email attachments!"
Mike Johnson
Rating: 5 / 5
"Love that it's browser-based. No need to download software or worry about file security."
Emma Davis
Rating: 4 / 5
"Fast and reliable. The progress tracking is really helpful for large files."
Drop a PDF above or choose a file to see instant results.