How to split PDF based on page size?

program supports batch convert mode, which allows you to batch split multiple PDFs into different files based on page size.

1. Add PDF document(s) or add a folder of PDF files;

2. Define output settings: Name pattern and output folder;

3. Click "Setting" button to choose page size types, if the page size list does not include page size of your PDF, you can define value for it;

4. Click "Split Selected" or "Split All" to split PDF into different files, each of which is made up of same size pages.

PS: The page size list of A-PDF Size Page Split includes almost all the standard page size: Letter, Legal, Junior Legal, Ledger, Tabloid, A0~A10, B0~B10 and C0~C10.