100% Secure & Free Online File Utility

Rename Files Online Instantly & Safely

Upload any document, photo, video, or archive, enter a new filename, and download your file with original extensions preserved automatically.

Drag & Drop Your File Here

or click anywhere to browse from your computer / phone

Select File
Files uploaded under safe temporary random names
file_name.pdf
0 KB
.PDF
.pdf
Original extension is automatically appended to protect file integrity.
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Uploading file safely...
0 MB / 0 MB 0%

Renaming Complete!

Ready to download: my_renamed_document.pdf

Download File Now

Why Use JustRename.com?

Built for speed, security, and total peace of mind

100% Hacker-Proof Uploads

When you upload a file, it is immediately converted into a randomized temporary filename without script execution rights. No malicious code can run on our server.

Extension Integrity

Our smart engine detects your file's original format and locks the extension tag, preventing accidental extension loss or file corruption.

Real-Time Progress Bar

Monitor your upload percentage, speed, and size in real time with our smooth progress indicator.

Simple Process

How It Works in 3 Easy Steps

1
Upload File

Drag and drop your file into the tool box or select it from your device.

2
Type New Name

Enter the new desired filename. The original extension is locked automatically.

3
Instant Download

Click download to retrieve your file instantly with its updated name.

Frequently Asked Questions

Yes, 100%. Uploaded files are stored under randomized temporary filenames without executable rights. File contents are never indexed or shared, and temporary files are automatically deleted after processing.

You can rename any file type including PDFs, Word documents (.docx), Excel spreadsheets (.xlsx), images (.png, .jpg), audio files (.mp3), video files (.mp4), and zip archives.

No. JustRename.com preserves your file's binary stream and original format extension so your file opens perfectly after download.