Compress scanned and image-heavy PDF files directly in your browser.
Preparing the browser-based editor.
PDF Compressor helps reduce the size of scanned and image-heavy PDF files by rebuilding pages as lighter images inside a new PDF.
It is useful for email attachments, upload limits, and workflows where large PDFs need to be made smaller quickly.
Everything runs locally in the browser, which makes it convenient and privacy-friendly for everyday document compression tasks.
Files and inputs stay in your browser during processing.
This method works best for scanned or image-based PDFs. Text-heavy PDFs may not shrink much, and selectable text can become image-based after compression.
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PDF Compressor is a free online tool from DevToolKit that helps you complete this task quickly from your browser without installing extra software.
Yes. DevToolKit tools are designed to be free and simple for PDF, image, developer, and productivity workflows.
No account is required for normal tool usage. Open the tool, add your input, and generate the result directly.
Files and inputs stay in your browser during processing.