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Compress PDF
Reduce PDF size by re-rendering pages at lower quality.
Introduction
Compress PDF reduces file size by creating a lighter working copy. It is useful when an upload portal or email rejects a large scan, but it requires a visual check because smaller files can also mean softer text or images.
Use cases
- Reduce a scanned invoice or document before upload.
- Make a document easier to email from a mobile connection.
- Create a lighter review copy while retaining the original archive file.
Steps
- Upload a copy of the PDF you want to reduce.
- Choose a level that balances file size and readable detail.
- Open the result at normal zoom before sending or submitting it.
Example
Practical example
Example: use Compress PDF when you want to reduce PDF size by re-rendering pages at lower quality. and need a faster, cleaner first pass before you share or publish the result.
Limitations
- Compression may make small text, stamps or signatures harder to read.
- A smaller PDF is not automatically suitable for printing or official records.
- Retain the original whenever document quality matters.
Privacy and file processing
Read the Tool Privacy & File Processing Policy before using sensitive files or text.
FAQs
What does Compress PDF do?
Reduce PDF size by re-rendering pages at lower quality.
What should I check before using the result?
Compression may make small text, stamps or signatures harder to read.
Will the site keep my file?
The tool is designed to process your working file in the browser tab. Read the file-processing policy before using highly sensitive material.
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Last reviewed: August 7, 2026