Merge hundreds of Excel and CSV files into one clean workbook — offline and free
Portable Open source
1 downloads
38.8 MB
Bulk Rename Utility
Fast, Simple & Powerful Bulk File Renaming.
Free
Open source Portable Windows 10 & 11
Screenshots
What it does
Standalone EXE
Run the application directly without installing Python.
No Installation
Simply download the EXE and start using it instantly.
Portable
No Windows Registry modifications or background services.
Bulk File Renaming
Rename hundreds or thousands of files in one operation.
Prefix & Suffix
Add custom text before or after filenames.
Find & Replace
Replace text in filenames with optional Match Case support.
Auto Numbering
Generate sequential filenames automatically.
Zero Padding
Create numbered files like 001, 002, 003, and more.
Extension Changer
Save renamed files with a different file extension.
Keep Originals
Save renamed copies while preserving the original files.
Live Preview
Preview all filename changes before applying them.
Fast Processing
Optimized for quick and reliable bulk renaming.
Simple Interface
Clean, beginner-friendly UI with no unnecessary complexity.
# Bulk Rename Utility
Bulk Rename Utility is a lightweight, portable Windows desktop application built with Python that makes renaming multiple files quick, easy, and efficient. Whether you're organizing photos, documents, music, videos, or project files, this tool helps you rename hundreds or even thousands of files in just a few clicks.
Designed with simplicity in mind, the application requires no installation—just download the executable and run it. It doesn't modify the Windows Registry, install background services, or require Python to be installed on your computer.
✨ Features
- 🚀 Lightweight standalone Python EXE
- 📥 No installation required — simply download and run
- 🔒 No registry changes or hidden background processes
- 📂 Rename multiple files in a single operation
- 🔤 Add custom Prefix and Suffix
- 🔍 Find & Replace text with Match Case support
- 🔢 Automatic sequential numbering
- 0️⃣ Custom Zero Padding (001, 002, 003...)
- 📄 Change file extensions when needed
- 💾 Save renamed files to a new location while keeping originals
- 👀 Live preview before renaming
- ⚡ Fast, simple, and beginner-friendly interface
💡 Perfect For
- Photographers
- Designers
- Developers
- Office users
- Students
- Anyone managing large collections of files
🖥️ System Requirements
- Windows 10 / Windows 11 (64-bit)
- No Python installation required
📦 Built With
- Python
- CustomTkinter
- PyInstaller
📄 License
This project is released under the MIT License.
Installing it
- Download Exe
- Click it and open application for work
Version history
v1.0.0 Current
3 Aug 2026 · 17.1 MB
Questions about Bulk Rename Utility
What is Bulk Rename Utility?
A lightweight Windows application for renaming multiple files quickly and efficiently.
Does it require installation?
No. Just download the EXE file and run it.
Do I need Python installed?
No. The standalone EXE includes everything required.
Does it modify the Windows Registry?
No. The application does not create registry entries.
Can I rename hundreds of files at once?
Yes. It is designed for fast bulk file renaming.
Can I add prefixes and suffixes?
Yes. You can add custom text before or after filenames.
Does it support Find & Replace?
Yes. It includes text replacement with Match Case support.
Can I automatically number files?
Yes. Sequential numbering with customizable zero padding is supported.
Can I keep the original files?
Yes. You can save renamed copies while preserving the originals.
Which Windows versions are supported?
Windows 10 and Windows 11 (64-bit).
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