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Reduce PDF file size instantly without losing quality. 100% secure and processed locally in your browser.
Drag & drop or click to select a PDF file
Upload your PDF file
Compression runs instantly
Download compressed PDF
Upload your PDF file and the tool will automatically reduce its file size. Once compressed, click download to save the smaller PDF to your device.
Yes. All compression happens locally inside your browser. Your PDF files are never uploaded to any server — they stay completely private on your device.
Compression is optimized to maintain the best possible visual quality while reducing file size. For most documents, the difference is not noticeable.
It depends on the content. PDFs with many images can often be reduced by 50–80%. Text-heavy PDFs may see smaller reductions since text is already efficient.
You can upload PDF files up to 50MB. All processing happens locally in your browser.
Yes, this PDF compressor works on all modern browsers including mobile browsers on Android and iOS.
Yes, completely free. No signup, no watermarks, no hidden fees.