📝 Batch File Renamer

Supports sequential numbering, find & replace, prefix/suffix and more

🔒 Fully local processing, no server upload
🌍 Used by 50,000+ users ⭐ 4.9/5 rating 🔒 100% Private 🚫 No Ads, No Signup
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100% Free & Private

No ads, no signup, no watermark. Everything runs locally in your browser. Your data never leaves your device.

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Multiple Rules

Supports prefix/suffix, numbering, date, find & replace, case conversion and more

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Real-time Preview

Preview rename results in real-time as you adjust rules, confirm before applying

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Local Processing

Files are not uploaded, only filenames are processed in browser, privacy secured

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Click to select files/folder or drag & drop here

Supports any file type, selecting folder will read all files automatically

⚙️ Rename Mode

# indicates number position, count determines zero padding; {self} represents original filename

### {self}_### IMG_#### Keep original

📋 File List

0 files total

❓ FAQ

Q: How many files can be batch renamed?

Theoretically unlimited, depends on browser performance. Recommended not to exceed 1000 files for smooth operation.

Q: What renaming rules are supported?

Supports prefix/suffix, sequential numbering, date insertion, find & replace, case conversion and more to meet most needs.

Q: Are files uploaded to a server?

No, all processing is done locally. Files never leave your computer, ensuring complete privacy.

Q: Can I undo the rename?

Before downloading, you can readjust rules or click "Reset" to restore. After downloading, you need to manually restore filenames.

Q: Can folders be renamed?

Only file renaming is supported, not folders. Selecting a folder will automatically read all files within for renaming.

Q: Is this tool really free? Are there any hidden charges?

Yes, this tool is 100% free with no hidden charges, no ads, and no signup required. It runs entirely in your browser — your data never leaves your device.