How do I use the Batch File Renamer?

Enter or paste your input value, select the source and target formats, then click Convert. The result appears instantly. All conversions run locally in your browser — no data is sent to any server.

Is the Batch File Renamer free to use?

Yes, this tool is completely free with no signup required. Everything runs locally: Rename Rule and Prefix text are processed on your device, never sent to a server — your data is never uploaded to any server, ensuring complete privacy and security.

Is there a file size limit for the Batch File Renamer?

Since all conversions happen locally in your browser, the limit depends on your device's memory. Most typical inputs are processed instantly. Very large files may take longer but will still work without server upload.

📝 Batch File Renamer

Free online Batch File Renamer - supports prefix/suffix/replace/numbering rules, generates rename scripts for your files.

Supports prefix, suffix, replace, numbering rules — generates rename scripts

📂 Enter file names (one per line)

🔄 Rename Rule

What is Batch File Renamer?

Batch File Renamer is a free online tool that runs entirely in your browser. No download or signup needed — enter Rename Rule and Prefix text to get results instantly. All data is processed locally.

Use Cases

Rename a batch of photos with a consistent prefix or sequence number
Clean up downloaded files by removing or replacing characters in names
Prepare asset files with uniform naming for projects and deployments
Generate a rename script (bash/batch) to apply names on your own machine

Key Features

Completely Free: No registration, no limits
Privacy Safe: Data never leaves your browser
Cross-Platform: Any modern browser
Zero Dependencies: Open and use

📝 Batch File Renamer

📂 Enter file names (one per line)

What is Batch File Renamer?

Use Cases

Key Features

🔗 Related Tools