Need a fast, portable solution to clean and speed up your PC without installation? Download CCleaner Portable 6 [2025 Version] for free—a compact, plug-and-play edition of the world’s most trusted PC cleaner. Whether you’re troubleshooting your own system or helping friends, just run it directly from your USB drive and enjoy instant access to powerful optimization tools—no setup required.
Developed by Piriform (an Avast company) since 2004, CCleaner has earned its reputation as the go-to tool for removing junk files, fixing registry issues, and improving overall system performance. The Portable Version 6 brings all these features in a lightweight, portable format, ideal for IT professionals, home users, and tech support on the move.
Pair it with CCEnhancer to expand its cleaning database and get even deeper scans across hundreds of programs. If you’re looking for a safe, effective, and free way to optimize any Windows PC in 2025, CCleaner Portable 6 is your ultimate toolkit.
Cleans the Following – What CCleaner Portable 6 (2025) Can Do
CCleaner Portable 6 [2025] performs an extensive system cleanup by removing unnecessary files, optimizing system performance, and enhancing privacy. Below is a breakdown of what it effectively cleans:
- Web Browsing Data
- Internet Explorer: Cache, History, Cookies, and Index.dat
- Other Browsers: Deletes cookies, browsing history, download logs, and temporary Internet files from Firefox, Opera, and more
- Removes recently opened URLs and files to ensure privacy
- System Cleanup
- Recycle Bin: Empties all trashed files to recover storage
- Temporary Files & Log Files: Cleans system temp folders and app logs
- Removes junk from Recently Used Files and MRU lists
- Third-Party Application Support
- Cleans temporary files and usage logs from popular programs like:
Media Player, eMule, Google Toolbar, Netscape, Office XP, Nero, Adobe Acrobat, WinRAR, WinAce, WinZip, and more
- Cleans temporary files and usage logs from popular programs like:
- Advanced Registry Cleaning
- Scans and removes invalid or outdated entries such as:
- File Extensions, ActiveX Controls, ClassIDs, ProgIDs, Uninstallers
- Shared DLLs, Fonts, Help Files, Application Paths, Icons, and Broken Shortcuts
- Includes automatic registry backup for safety
- Scans and removes invalid or outdated entries such as:
- Windows System Tools Cleanup
- Cleans Windows Startup entries and suggests tweaks to improve boot speed
- Assesses system health and provides real-time recommendations for optimization
- Custom Cleaning
- Supports cookie whitelisting, custom file exclusions, and cleaning rules
- Enables selective cleaning for both system and third-party apps
- Privacy Protection
- Removes tracking files and system usage traces to protect user privacy
- Clears local activity logs and improves digital footprint security
How to Use CCleaner Portable?
Using CCleaner Portable is simple and efficient. It’s designed for users who want to clean and optimize their system without installing software. Follow these easy steps to get the most out of this lightweight yet powerful tool:
1. Download and Extract the Files
First, download the portable version of CCleaner and extract the ZIP file to a folder or USB drive. This allows you to run it on any compatible Windows PC without installation.
2. Launch CCleaner Portable
Open the folder where you extracted the files and run the CCleaner executable file. The program will launch immediately—no setup required.
3. Start with Custom Clean
Click on the Custom Clean tab to scan your system for unnecessary files like cache, temporary files, recycle bin contents, and more. After scanning, click “Run Cleaner” to safely delete the clutter.
4. Use the Duplicate File Finder
Navigate to the Tools section and select Duplicate Finder. This feature scans your system for duplicate files and helps you free up valuable storage space by allowing you to delete the ones you don’t need.
5. Explore Additional Tools
CCleaner Portable also includes options like Registry Cleaner, Startup Manager, and Uninstall Manager. These tools help improve system performance and give you more control over your PC.
6. Monitor and Optimize (Pro Feature)
If you have access to the Professional version, you can enable System and Browser Monitoring. This allows CCleaner to automatically detect when cleaning is needed and perform maintenance in the background.
7. Optional: Enhance with CCEnhancer
Advanced users can use CCEnhancer to expand the cleaning database, allowing CCleaner to target even more programs and files.
🔍 What’s New in CCleaner Portable 6.38.11537?
The latest release of CCleaner Portable 6.38.11537 brings several bug fixes, performance enhancements, and user experience improvements, making this version even more stable and reliable—especially for those who use it across multiple user accounts.
✅ Key Updates & Fixes:
- Fixed an issue preventing Software Updater from updating Windows Defender for certain users.
- Improved the stability of Performance Optimizer, especially in multi-user environments.
- Enhanced the Driver Updater tool with minor UI and user experience tweaks.
- Resolved an activation issue affecting some users during CCleaner setup.
- Made various minor bug fixes, UI refinements, and performance improvements for smoother operation.
With this update, CCleaner Portable 6.38.11537 continues its mission to simplify PC maintenance, offering a faster, cleaner, and more secure Windows experience—without the need for installation.
🧹 Frequently Asked Questions About CCleaner Portable 2025
1. Is there a CCleaner Portable?
Yes, CCleaner Portable 2025 is a lightweight, no-install version of the popular PC optimization tool. It’s designed to run directly from a USB drive, allowing users to clean and speed up any Windows computer without installing the software. This is ideal for on-the-go PC maintenance or IT professionals offering remote support.
2. Is Disk Cleanup the same as CCleaner Portable?
No, Disk Cleanup is a basic built-in Windows utility, while CCleaner Portable offers advanced cleaning features. CCleaner scans deeper, removes temporary files, browser cache, and invalid registry entries, and even includes tools like Software Updater and Startup Manager, all without installation.
3. How to clean your computer without installing CCleaner?
You can use CCleaner Portable to clean your PC without installing anything. Simply download the portable version, extract it to a USB drive, and run it. It provides a complete system cleanup including junk removal, registry cleaning, and performance optimization—without leaving any traces behind.
4. Is CCleaner still recommended?
Yes, CCleaner, including its Portable edition, is still recommended in 2025 for safe and effective PC cleaning. The latest version offers improved stability, better compatibility with Windows Defender, and enhanced features like Performance Optimizer and Driver Updater.
5. Is there a better cleaner than CCleaner Portable?
While there are alternatives like BleachBit or Wise Disk Cleaner, CCleaner Portable remains one of the most reliable and feature-rich options. Its plug-and-play portability, powerful cleaning engine, and active development make it a top choice for both beginners and tech professionals.
6. Is it safe to use CCleaner again?
Yes, CCleaner is safe to use in 2025, especially the Portable version, which doesn’t require installation and reduces the risk of unwanted background processes. The developers at Piriform (part of Avast) have addressed past security concerns and continuously update the tool for better performance and safety.
7. Is CCleaner still good in 2025?
Absolutely. CCleaner Portable 6.38.11537 includes important bug fixes, performance enhancements, and support for modern Windows systems. It remains a top choice for cleaning junk files, optimizing performance, and freeing up space in 2025—without the need for a full install.
8. Is there still a free version of CCleaner?
Yes, there is a free version of CCleaner, including the CCleaner Portable edition. It offers essential features like junk file removal, privacy protection, and basic system optimization—all without costing a penny.
9. What is the difference between CCleaner Free and CCleaner Pro?
CCleaner Free provides core cleaning tools like junk removal and privacy protection. CCleaner Pro adds real-time monitoring, automatic updates, and premium support. The CCleaner Portable is similar to the free version but offers the advantage of portability, making it perfect for quick, on-the-go cleanups.
🏁 Conclusion: Why CCleaner Portable 6 [2025] Is a Must-Have PC Cleaner
If you’re looking for a reliable, fast, and portable system cleaner, CCleaner Portable 6.38.11537 [2025 Version] is one of the best tools available today. Its no-install, plug-and-play design makes it perfect for tech professionals, IT support, and everyday users who want to clean and optimize any Windows PC quickly and securely.
With powerful features like Custom Clean, Registry Cleaner, Duplicate Finder, and support for third-party applications, CCleaner Portable ensures deep, effective system cleanup without any installation. Its latest updates bring improved stability, bug fixes, and enhanced support for modern Windows environments—all while keeping your digital footprint safe.
Whether you’re maintaining your own PC or helping others troubleshoot slow systems, CCleaner Portable 2025 gives you the tools you need—all packed into a lightweight, portable solution.
⚠️ Important Note:
To get the most out of CCleaner Portable, make sure you’re downloading it from the official website or a trusted source. Avoid unofficial versions, as they may come bundled with unwanted software or malware. For advanced cleaning, you can optionally integrate CCEnhancer, but always use caution and back up your registry before making changes.
