Batch CompressPro
Compress multiple PDFs at once. Pro plan required. Secure and fast.
How to Batch Compress
Upload multiple PDFs
Set compression quality
Click 'Batch Compress'
Download ZIP of compressed files
Frequently Asked Questions
1How many files can I compress at once?
Up to 50 PDF files per batch. Each file can be up to 300 MB.
2Can I set different compression levels?
One compression level applies to all files in the batch. Choose low, medium, or high compression.
3How much space can I save?
Typical savings range from 40–80% depending on the content. Image-heavy PDFs see the largest reductions.
4Are all files downloaded at once?
Yes. All compressed files are bundled into a single ZIP archive for easy download.
Why Use ZiaSign's Batch Compress Tool?
ZiaSign's batch compression tool processes multiple PDF files simultaneously. Upload up to 50 files, set your compression level, and download all compressed files as a ZIP. Save hours compared to compressing one file at a time.
Also known as: batch compress pdf · compress multiple pdfs · bulk pdf compression · mass pdf compressor
How-to guide
Prefer the step-by-step version first?
Step-by-step instructions to compress multiple pdfs at once with ZiaSign.
Popular Ways to Use Batch Compress
Jump straight to the query-specific guide that matches what you are trying to do, then open the tool when you are ready.
Why teams stay with ZiaSign after the first quick fix
The strongest tool pages do not just solve one file problem. They make the next document task easier to start and easier to trust.
Secure file handling by default
Files are processed securely and automatically deleted after 1 hour so quick PDF jobs do not turn into storage risk.
118 tools and 139 workflow guides
Start with a single tool page, then move into guided document tasks without leaving the platform.
Free to start, deeper when the workflow grows
Anonymous tools cover quick fixes, while accounts, Pro, and Enterprise plans support heavier document operations.
118+
Free PDF Tools
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Browser-Based
No
Installation Needed
SOC 2
Compliant Security
Trusted by thousands of professionals worldwide. All files are processed securely in your browser or encrypted servers and automatically deleted.
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