Browser PDF Merger allows users to combine multiple PDF documents quickly and securely within their web browser. It supports up to 20 files, each up to 100 MB, with options to reorder, preview, and remove pages before merging. This tool is ideal for personal, academic, or professional use, enabling seamless handling of invoices, reports, scanned forms, and more—without any file uploads or registration requirements. Its privacy-focused design ensures documents stay on your device, making it a reliable choice for confidential or sensitive documents.