nuku tools
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Batch rename files

Rename many files at once: add text before or after, numbering, the date the photo was taken, or find and replace. Works with any file type.

⭐ Use this often? Press Ctrl+D (⌘+D on Mac) to bookmark it — next time it is one click away.

How to use

  1. Add the files to rename (any type, as many as you like).
  2. Choose what to add: text, numbering, date, find and replace — the preview shows every new name.
  3. Press Start and download the renamed files as a ZIP.

Questions

Are my files uploaded anywhere?
No. Everything runs inside your browser on your own device. Your files are never sent to our servers.
Is it free?
Yes. No sign-up, no watermark, no limit on how many times you use it.