"I need a tool that can merge multiple PDF files into one document and is compatible with different operating systems."

The problem statement refers to the need to combine various PDF files into a single document. This is particularly relevant for individuals who need to create a single, easily shareable format from multiple documents or reports. Furthermore, it is important that the desired tool is compatible with different operating systems to ensure broad accessibility for various users. It should have a simple and intuitive user interface, and it should be possible to review and adjust the order of the PDF files before the final creation of the document. Finally, consider that the tool should not have any limit in terms of the number of PDFs that can be combined, and that it maintains the quality of the original files.

The Merge PDF tool from PDF24 solves these problems with a simple-to-use function for merging PDF files. Users can combine multiple PDF files into one document in a single step, which is especially useful for those who need an easily sharable format from multiple documents. With its intuitive drag-and-drop user interface, users can adjust the order of the files as needed, and review the document before final creation. The tool is available on all platforms and operating systems, ensuring universal accessibility. Moreover, there is no limit to the number of PDF files that can be combined, and the tool maintains the quality of the original files. The software is free, requires no registration, and respects user privacy by deleting files after processing.