Split PDF by File Size

Break a big PDF into parts under 5, 10 or 25 MB for email and portals.

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How it works

Choose your file or drop it in the box.
Adjust the options if you want to.
Press the button and download the result.

Files are sent over HTTPS and deleted automatically after 60 minutes. You can delete them sooner.

Frequently asked questions

Is Split PDF by File Size free?

Yes. You can use Split PDF by File Size for free without installing anything. A free account gives you higher daily limits, and paid plans remove most limits.

Is it safe to use?

Yes. Files are sent over an encrypted HTTPS connection, processed automatically and deleted from our servers after 60 minutes. Nobody looks at your files.

Do I need to install any software?

No. Split PDF by File Size works in any modern web browser on Windows, Mac, Linux, Android and iPhone.

Which files can I use?

You can use PDF file. Files up to 50 MB are free; paid plans allow up to 1000 MB.

Can I use Split PDF by File Size in my own app or website?

Yes. Split PDF by File Size is available through our Developer API with simple REST requests. See the API documentation

Does it work on mobile phones?

Yes. The page adapts to any screen size, so you can use it on your phone or tablet just like on a computer.

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