Bulk File Renamer

Apply prefixes, suffixes, find-and-replace, numbering, and case changes while preserving file contents.

Choose files

Prefix

Suffix before extension

Find

Replace with

Numbering

Start number

Case

Sanitize reserved filename characters

Choose filesBrowsers cannot rename files on your disk in place. This tool creates downloadable copies with the new names.

How to use this Bulk File Renamer

Preview and download a renamed copy set for multiple local files. Enter your values above and the result is calculated directly in your browser. No account is required.

Fast answer, clear inputs

This tool is built around one job: give the answer quickly without forcing a signup or hiding the result. Related tools are linked nearby when the next calculation or conversion is useful.