If you are searching for an easy way to apply Bates numbering across multiple PDF files. The Cigati PDF Bates Numbering Tool is a great option. Built with a zero data leakage architecture. This  software keeps PDF files secure and protects sensitive information throughout the entire process.The application also allows to change the encryption settings of PDF files without affecting their original formatting, metadata, or document properties. It offers complete customization of Bates stamps by letting users add prefixes, suffixes, dates, or labels like "Confidential." Users can also choose the stamp's font, size, color, and placement based on requirements.Its batch processing feature enables you to apply Bates numbering to multiple PDF documents at the same time while preserving the original quality of every file. The software works efficiently with password-protected and encrypted PDFs and provides a real-time preview that displays how the Bates number will appear before processing. A free trial version is available for evaluation, and the tool is fully compatible with both Windows and macOS operating systems.