What is the input file size limit?

Process files up to the browser memory limit.

What if a single page exceeds the target size?

That page becomes its own file — a single page cannot be split further.

No. Pages are extracted without re-encoding.

Split a large PDF into smaller files of a specified maximum size. Processed entirely in your browser for 100% data privacy an

Your files never leave your device. Processed locally. 100% private.

Unlocking Tool Engine...

Complete your task perfectly in just three straightforward steps.

Drop your large PDF file.

Enter the maximum size in MB for each output file.

Download a ZIP of all split parts.

Everything you need to know about the Split PDF by Size.

Why split by size?

Email attachments, upload limits, and storage quotas often require files under a specific size.

Is my file uploaded?

No. Everything runs locally in your browser.

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