Bulk Rename PDF Files on Mac

Taming messy PDF file names on macOS

If you've ever received a folder of PDFs named things like "scan_001.pdf," "Document (3).pdf," or "IMG_20260114_143022.pdf," you know the pain. Finder's built-in rename tool handles basic find-and-replace, but it knows nothing about PDF metadata and offers no way to use page counts, titles, or creation dates in the new name.

Paradise PDF's Bulk Rename tool is purpose-built for PDF files on Mac. It goes beyond simple text replacement by letting you construct file names from metadata tokens — the PDF title, author, page count, creation date, and more — combined with custom text, counters, and separators. You build a naming pattern once and apply it across hundreds of files in a single operation.

As a native macOS application written in Rust and Swift, Paradise PDF processes renames at native speed. It reads metadata directly from each file without launching a subprocess or uploading anything. On an Apple Silicon Mac, renaming 500 files takes only a few seconds.

How it works

1. Add your PDF files. Drag a folder or a selection of files into Paradise PDF. The tool displays the current file names alongside a preview of what the new names will look like as you build your pattern.
2. Build a naming pattern. Combine tokens like {title}, {author}, {pages}, {date}, and {counter} with any custom text you want. For example, {date} - {title} ({pages}p) might produce "2026-01-14 - Q4 Report (12p).pdf".
3. Preview the results. The app shows a side-by-side preview of every old and new file name before anything is renamed. You can spot conflicts, duplicates, or unexpected results and adjust the pattern before committing.
4. Apply the rename. Click once and every file is renamed simultaneously. Paradise PDF handles duplicate name collisions by appending a numeric suffix, and it preserves the original file's metadata, permissions, and Finder tags.

Common use cases for batch renaming PDFs on Mac

Organising scanned documents. After a scanning session, you might have dozens of generically named files. Bulk Rename lets you assign meaningful names using the PDF's embedded title and date, or apply a custom counter like "Invoice-001," "Invoice-002," and so on.

Standardising file names across a team. When multiple colleagues contribute PDFs to a shared folder, naming conventions drift. Use Bulk Rename to enforce a consistent format — say, "YYYY-MM-DD - Department - Title.pdf" — across every file in the folder.

Preparing files for archival. Many archival and document management systems expect file names to follow a specific format. Rather than renaming each file by hand in Finder, set up a pattern in Paradise PDF and apply it to your entire archive at once.

Cleaning up downloaded PDFs. PDFs downloaded from the web often have URL-encoded names, random hashes, or truncated titles. Bulk Rename can strip those artifacts and replace them with the actual document title pulled from the PDF metadata.

Legal and accounting workflows. Law firms and accounting teams often process hundreds of PDFs per engagement. Naming them consistently — by client, date, and document type — is critical but tedious when done manually. Paradise PDF automates the process on macOS.

Key features

• Pattern-based renaming with tokens for PDF metadata (title, author, date, page count)
• Sequential counters with configurable start number, step, and zero-padding
• Find-and-replace mode for quick text substitutions across file names
• Live preview of old and new names before applying
• Automatic duplicate name resolution
• Preserves Finder tags, file permissions, and extended attributes
• Handles hundreds of files in seconds on Apple Silicon and Intel Macs
• No internet connection required — everything runs locally on macOS
• Undo support — revert all renames if needed

Related tools