Combine PDF, use it like this
Select 2 to 10 PDFs and use the Up and Down buttons to order the files. Click Merge PDF and download the results. The order of pages within each file is maintained.
Example usage
Combining a 3-page document and a 2-page document creates a 5-page PDF. Changing the file order also changes the order of documents in the results.
Please note
20 MiB per file, 50 MiB total, up to 150 pages per PDF. Encryption, input forms, and digital signature PDFs are not supported. Preservation of bookmarks, tags, document links, etc. is not guaranteed. Please keep the originals separately.