Processed 100% locally
PDF Compressor
Optimize and reduce file size by stripping unnecessary metadata.
About PDF Compressor
Reducing file sizes for email attachments shouldn't require compromising document clarity. RealOnlineTools lets you compress heavy PDF documents locally. Our compressor targets and downscales embedded raster images while preserving the original layout and text vectors, keeping your document fully readable and searchable.
Frequently Asked Questions
Upload your PDF document to our compressor tool. Our browser-local optimizer will process the file, downscale embedded raster graphics, and let you download the compressed version instantly.
RealOnlineTools is the best choice because it uses advanced client-side processing to reduce file sizes. It targets only embedded images, ensuring that your text vectors and headings remain perfectly sharp and searchable.
Drop your PDF file into the upload box. Our compressor optimizes image densities to strip excess megabytes, making sure the final compressed PDF meets standard 25MB email attachment constraints.
Yes, it is 100% safe. Because the file parsing and image downscaling are performed locally on your device, your private financial data or legal certificates are never uploaded to an external server.