Why did my PDF barely get smaller?
PDFs that are mostly selectable text compress less than scanned or image-heavy documents. This tool rebuilds pages as lighter images, which works best on scans.
Compress scanned and image-heavy PDF files directly in your browser.
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The guide and instructions on this page are available while the tool loads.
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.
Typical tasks this tool is built for.
Compression runs locally in your browser. PDF pages are rebuilt as lighter images inside a new file — your document is not uploaded for this task.
Practical tips before you download or share the output.
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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Common next steps after using this tool.
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Situations where this workflow saves time.
PDFs that are mostly selectable text compress less than scanned or image-heavy documents. This tool rebuilds pages as lighter images, which works best on scans.
On image-based compression, pages may become images inside the PDF. That can reduce selectable text. Check the output before submitting official documents.
Yes. Compression runs in your browser. Files are not uploaded for this workflow.
Yes. Keep an uncompressed backup for archival or legal copies. Use the compressed version for sharing and uploads.
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