Bulk File Renamer
Rename multiple files at once using logic-based rules — date stamps, sequential numbering, custom patterns, and find & replace. Free, instant, and completely private.
Logic-Based Renaming
Not just find-and-replace. Use date stamps, sequential numbering, custom patterns with variables, and find-replace — all with logic rules.
Instant Preview
See exactly what each file will be renamed to before committing. Download a rename script for Windows (.bat) or Mac/Linux (.sh).
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Frequently Asked Questions
Use the Toolsz Bulk File Renamer. Instead of downloading clunky desktop applications like Bulk Rename Utility, you can deploy sequencing, date insertion, regex, and find-and-replace rules right inside your web browser. A totally unique client-side integration — no signup, no premium.
Yes! Modern File API integrations allow Toolsz to queue up file edits and execute bulk renames instantaneously without touching a network connection. Safe, secure, and incredibly fast.
How to Use This Tool
- 1
Select Files
Load the batch of files you want to adjust
- 2
Define Rules
Apply prefix, suffix, string replace, or regex parameters
- 3
Preview Map
Verify the new names via the visual preview diff
- 4
Execute Rename
Confirm changes to instantly produce the new outputs