Geek64.exe Jun 2026

Have you found geek64.exe in an unexpected place on your system? Run the checks above, and drop a comment below if you need further help identifying a suspicious file.

When you use the native Windows uninstaller, it usually runs the uninstaller provided by the software developer. Many developers deliberately leave behind folders, registry keys, and configuration files to track user data or make reinstallation easier. This leaves your system cluttered over time.

The file geek64.exe is the core component of the 64-bit version of Geek Uninstaller. Developed by Thomas Koen, it is designed to run on modern versions of Windows (7, 8, 10, and 11). geek64.exe

Some antivirus engines (e.g., Avast, AVG) mark Geek Uninstaller as a PUP not because it’s malicious, but because it modifies the registry and can force-delete software. This is a false positive common to system utilities.

Deletes stubborn programs that refuse to uninstall via standard methods. Have you found geek64

: It serves as the 64-bit engine for Geek Uninstaller, allowing the application to interface with 64-bit registry keys and file system directories to ensure "clean" uninstalls.

While there is a geek.exe (32-bit), geek64.exe is optimized for the architecture of modern PCs. Using the 64-bit version allows the tool to: Access 64-bit registry hives more accurately. Developed by Thomas Koen, it is designed to

: Many users prefer the portable version of Geek Uninstaller, which runs directly from the .exe without a full installation, often creating temporary files in the user's Temp folder during use.

The legitimate version is not. But malware disguised as geek64.exe often is. Check CPU usage: a miner will keep your GPU/CPU at high load constantly. A legit uninstaller won’t.