Split PDF by Size – Break Large PDFs into Smaller Files Easily

The moment when a PDF file refuses to upload in any of your work can be really frustrating. Size limits on email or portals often block important documents.

That’s where the split PDF by size feature helps.You don’t need to change content or reduce quality. Just divide the file into smaller pieces and share them easily. This method works well when you need to split PDF for email attachment or meet strict upload rules. 

With VelaPDF, you can split PDF online free in seconds, no downloads, no confusion, just quick results. Let’s learn how to split PDF by size with the help of VelaPDF.

What is Split PDF by Size

Split PDF by size means breaking one large PDF into multiple smaller files based on a specific file size limit, such as 5MB or 10MB. Each output file stays within the limit you choose.

This is different from splitting by pages, where you manually select page numbers. It is also not the same as compressing PDF, which reduces file size by lowering quality or optimizing content.

How Split Large PDF Tool Works? (Steps)

Follow the steps to split your PDF in whatever your preferred size is:

1. First of all, upload your PDF file on the Split PDF by size tool

2. Now, choose any split methods from the given:

• - by file size
• - by page count
• - by document count

3. Then, Choose target value or size limit (e.g., 5MB, 10MB)

4. Once done, tap/click on “Split By PDF” and let the tool work on it.

5. When your file is ready, just download split files.

Key features of a Good PDF Size Splitter

A good PDF size splitter should feel simple to use and solve your problem quickly. It should help you stay within file size limits without extra effort.

• Set custom size limits (like 5MB, 10MB, or any size you need)
• Fast processing so you don’t waste time waiting
• No quality loss, keeping your content clear and original
• Secure file handling to protect your documents
• Works on all devices, including mobile and desktop
• No installation required, everything runs in your browser

The right tool saves time and makes it easy to split PDF into smaller files whenever needed.

Use cases

There are many situations where you may need to split large PDF files:

- Sending documents as email attachments

- Uploading files to government or job portals

- Sharing reports with clients

- Submitting academic assignments

- Managing storage limits on cloud platforms

Apart from these, in many day to day activities you can use Split PDF by size tool.

Explore More PDF Tools

VelaPDF offers a complete set of tools to manage your documents easily. You can use all essential PDF tools in one place without any setup.

• If your file is slightly over the limit, you can first reduce PDF file size before splitting by using the Compress PDF tool online.
• After dividing files, you can also merge PDF files again if needed.
• Want to clean up your document? Use the remove unwanted pages PDF tool and keep only what matters.

All these PDF tools work together to give you full control over your documents.

Overall, even if you’re working on large files, it should not slow you down. That’s what we understand better. With VelaPDF, you can split PDF by size or upload in just a few clicks. 

So, why wait? Upload your PDF, choose your size limit, and get perfectly sized files in seconds.