Private online renaming
How this online file renamer works
Drop files into the browser
Select files from your device. The online file renamer reads filenames locally and prepares a preview without uploading your files.
Apply a clean naming style
Choose a preset for professional names, SEO-friendly names, dates, documents, invoices, or photos. Use Custom for your own naming rule.
Export clean renamed files
Download renamed files in a ZIP or export a CSV mapping. Your original files remain untouched on your device.
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What users say
Trusted by people cleaning messy files
5.0
★★★★★
190+ users
Verified reviews
98% recommend
SR
May 2026
"Exactly what I needed from an online file renamer. Simple, fast, and private."
StudentHH
Apr 2026
"I renamed a folder of client files without installing anything. The browser workflow is smooth."
FreelancerML
Mar 2026
"Great for downloaded files with random names. I use it weekly."
Office AdminFAQ
Online file renaming, answered
Is this online file renamer free?
Yes. You can rename files online for free with no account required.
Does it work without upload?
Yes. Files stay on your device and are processed in your browser.
Can I rename files for SEO?
Yes. Use the SEO Friendly preset for lowercase hyphenated filenames.
Can I edit filenames before download?
Yes. You can review and edit suggested names before exporting the ZIP.