File
Batch Rename Files
Rename multiple files with prefixes, suffixes, numbering, search and replace, or case conversion directly in your browser.
Tool
Rename multiple files with prefixes, suffixes, numbering, search and replace, or case conversion directly in your browser.
This tool runs in your browser. Your input is processed locally and is not uploaded.
About this Tool
Use this free Batch Rename Files tool to create renamed copies of multiple files with consistent rules. Add a prefix or suffix, replace text, change letter case, remove unwanted characters, or generate sequential numbers while preserving file extensions. Review every proposed filename before downloading the renamed files together as a ZIP archive. Processing runs locally in your browser.
Examples
- IMG_001.jpg → holiday-001.jpg
- report-final.pdf → client-report-final.pdf
- Photo Copy 1.JPG → photo-001.jpg
Frequently Asked Questions
Which batch rename rules are supported?
Common rules include prefix and suffix insertion, search and replace, sequential numbering, case conversion, sanitizing, and extension preservation.
Can I preview the new filenames first?
Yes. A preview should show the original and proposed filename before any renamed files are downloaded.
Does the tool rename the original files on my device?
No. Browsers cannot directly rename the original local files. The tool creates renamed copies that you can download together as a ZIP archive.
Are my files uploaded?
No. Filename processing is designed to run locally in your browser.