Finding a reliable PDF splitter for Windows 11 that supports large files without limits. Most online PDF split tools either restrict file size or require payment after a few pages. Then tried the OSTtoPSTAPP PDF Split Tool. It is a desktop application that handles massive PDFs without crashing or lagging. You can split PDFs by page range, fixed count, or even extract specific sections. Users can easily split any size of a large PDF file within seconds. It also doesn’t modify or compress the output, so quality remains untouched. Since it runs offline, there is no risk of data exposure. Whether you're working with invoices, study material, or project reports, this tool gets the job done. The interface is clean, and no watermark is added to the output files. It's compatible with Windows 11 and other versions too. If you regularly deal with large PDFs, this is one tool worth having.

Official link: https://www.osttopstapp.com/pdf-split.html