Drop files here, or click to browse
Max 100 MB · Multiple files
Why Bulk File Renamer
- Batch-rename files with a custom pattern.
- Use {n} for sequence number, {orig} for original name.
- Outputs a ZIP, files are not modified on disk.
Common questions
Is Bulk File Renamer free to use?
Yes. Bulk File Renamer is completely free. There is no sign up, no trial, and no usage cap.
Do I need an account to use Bulk File Renamer?
No. You can start using Bulk File Renamer straight away. We do not ask for an email address or a login.
Is my data uploaded to a server when I use Bulk File Renamer?
No. Bulk File Renamer runs entirely inside your browser, so the files you enter never leaves your device and nothing is sent to us.
Do you store the files I use with Bulk File Renamer?
No. Because everything happens locally in your browser, there is nothing for us to store. Close the tab and it is gone.
How many files can I process at once with Bulk File Renamer?
Bulk File Renamer is built for batches, so you can handle many files in a single run. Very large batches depend on your device's memory.
Are my files uploaded when I use Bulk File Renamer?
Processing happens in your browser where possible, so your files stay on your device.
How do I use Bulk File Renamer?
Enter or paste your files and Bulk File Renamer updates the result as you go. When it looks right, copy or download it with one click.
Does Bulk File Renamer work on phones and tablets?
Yes. Bulk File Renamer is responsive and works in any modern browser on mobile, tablet, and desktop.
Which browsers does Bulk File Renamer support?
It works in current versions of Chrome, Firefox, Safari, and Edge. For the best experience, keep your browser up to date.
Is there a limit on how often I can use Bulk File Renamer?
No. You can use Bulk File Renamer as many times as you need, at no cost.
Can I use Bulk File Renamer for commercial or client work?
Yes. You are free to use the output in personal, educational, and commercial projects.
Why is Bulk File Renamer free?
The site is supported by advertising, which lets us keep every tool free and open to everyone.
What should I do if Bulk File Renamer gives an unexpected result?
First check that your files is formatted as expected. If something still looks wrong, use the feedback link on the page and we will take a look.