Utility software for Windows

CCleaner (; originally meaning "Crap Cleaner"), developed by Piriform Software, is a utility used to clean potentially unwanted files and invalid Windows Registry entries from a computer. It is one of the longest-established system cleaners, first launched in 2004. It was originally developed for Microsoft Windows only, but in 2012, a macOS version was released. An Android version was released in 2014, and an iOS version was released nine years later.

orthodox file manager

task manager application included with the Windows NT family of operating systems

WinSCP (Windows Secure Copy) is a file manager, SSH File Transfer Protocol (SFTP), File Transfer Protocol (FTP), WebDAV, Amazon S3, and secure copy protocol (SCP) client for Microsoft Windows. The WinSCP project has released its source code on GitHub under an open source license, while the program itself is distributed as proprietary freeware.

orthodox file manager

software

Speccy, developed by Piriform Software, is a freeware utility software and runs under Microsoft Windows 11, Windows 10, Windows 8, Windows 7, Vista and XP for both IA-32 and x64 versions of these operating systems, which shows the user information about hardware and software of the computer. The information displayed by Speccy includes processor brand and model, hard drive size and speed, amount of memory (RAM), information about graphics card and operating system. Speccy is used to monitor what hardware is present in a system and how it is being used.

Defraggler is a freemium defragmentation utility developed by Piriform Software, which can defragment individual files or groups of files on computer memory systems. Defraggler runs on Microsoft Windows; it has support for all versions since Windows XP. It includes support for both IA-32 and x64 versions of these operating systems.

CPU-Z is a freeware system profiling and monitoring application for Microsoft Windows and Android that detects the central processing unit, RAM, motherboard chipset, and other hardware features of a modern personal computer or Android device.

set of freeware system utilities developed by Microsoft

MemTest86 and Memtest86+ are memory test software programs designed to test and stress test an x86 architecture computer's random-access memory (RAM) for errors, by writing test patterns to most memory addresses, reading back the data, and comparing for errors. Each tries to verify that the RAM will accept and correctly retain arbitrary patterns of data written to it, that there are no errors where different bits of memory interact, and that there are no conflicts between memory addresses.

Windows utility which deletes the contents of certain folders

utility software suite for Microsoft Windows designed to help manage, maintain, optimize, configure, and troubleshoot a computer system

fast freeware Windows desktop search engine by David Carpenter (voidtools)

InstallShield is a proprietary software tool for creating installers or software packages. InstallShield is primarily used for installing software for Microsoft Windows desktop and server platforms, though it can also be used to manage software applications and packages on a variety of handheld and mobile devices.

Computer utility software

PartitionMagic is a utility software program for hard disk drive partitioning originally made by PowerQuest, but subsequently owned by Symantec. As of December 8, 2009, the Symantec website stated that they no longer offer PartitionMagic.

f.lux (pronounced "flux") is a cross-platform computer program that adjusts a display's color temperature according to location and time of day, offering functional respite for the eyes. The program is designed to reduce eye strain during night-time use, helping to reduce disruption of sleep patterns.

BartPE ('''Bart's Preinstalled Environment) is a discontinued tool that customizes Windows XP or Windows Server 2003 into a lightweight environment, similar to Windows Preinstallation Environment, which could be run from a Live CD or Live USB drive. A BartPE system image is created using PE Builder''', a freeware program created by Bart Lagerweij.

Sandboxie is an open-source OS-level virtualization solution for Microsoft Windows. It is a sandboxing solution that creates an isolated operating environment in which applications can run without permanently modifying the local system. This virtual environment allows for controlled testing of untrusted programs and web surfing.

TechPowerUp GPU-Z (or just GPU-Z) is a lightweight utility designed to provide information about video cards and GPUs. The program displays the specifications of Graphics Processing Unit (often shortened to GPU) and its memory; also displays temperature, core frequency, memory frequency, GPU load and fan speeds.

Optical disc authoring software

ShareX is a free and open-source screenshot and screencast software for Windows. It is published under the GNU General Public License. The project's source code is hosted on GitHub. It is also available on the Microsoft Store and Steam.

process explorer

AIDA64 is a system information, diagnostics, and auditing application developed by FinalWire Ltd (a Hungarian company) that runs on Windows, Android, iOS, ChromeOS, Windows Phone, Sailfish OS, Ubuntu Touch and Tizen operating systems. It displays detailed information on the components of a computer. Information can be saved to file in formats such as HTML, CSV, or XML.

BleachBit is a free and open-source disk space cleaner, privacy manager, and computer system optimizer. The BleachBit source code is licensed under the GNU General Public License version 3.

utility software

Rainmeter is a free and open-source desktop customization utility for Windows released under the GNU GPL v2 license. It allows users to create and display user-generated customizable desktop widgets or applets called "skins" that display information. Ready to use collections of skins can be downloaded and installed in packages known as "suites".

bundle of applications and supporting libraries that are developed by the KDE community and shipped together

Computer program that can make portable applications

application software

RoboForm is a password manager, which is a class of software that allows users to have secure, unique passwords for every website accessed. It is amongst the older password managers on the market, developed by US company Siber Systems, distributed as a freemium product with a subscription plan, available on macOS, Windows, iOS and Android and as a plugin for web browsers.

former umbrella term by KDE for the Plasma 4.x desktop environment bundled with an associated range of applications produced by KDE

TeraCopy is a file transfer utility focused on data integrity, transfer reliability and the ability to pause and resume transfers. It dynamically adjusts buffers to reduce seek times and provides asynchronous copying to reduce overall transfer time between two storage media.

Discontinued application platform

Wikimedia list article

graphical keyboard software

dual-pane Amiga file manager, later extended to a complete workbench and ported to Windows

file-deleting software

Ext2Fsd (short for Ext2 File System Driver) is a free Installable File System driver written in C for the Microsoft Windows operating system family. It facilitates read and write access to the ext2, ext3 and ext4 file systems.

a tool to test functionality of and troubleshoot DirectX video- or sound-related problems

Windows defragment software

PageDefrag is a program, developed by Sysinternals (now distributed by Microsoft), for Microsoft Windows that runs at start-up to defragment the virtual memory page file, the registry files and the Event Viewer's logs (files such as AppEvent.Evt, SysEvent.Evt, SecEvent.Evt and so on).

FastCopy is software for file copying on Windows. Originally open-source, under the GPLv3 license, later releases were freeware with a note that "Due to various circumstances, distribution of the source code is temporarily suspended". In version 5.0.0, licensing was changed for a newly added Pro version with additional features, and separated the use case in non-domestic environments, while previous versions allow using FastCopy in workplace.

RivaTuner is a freeware overclocking and hardware monitoring program that was first developed by Alexey Nicolaychuk in 1997 for the Nvidia video cards. It was a pioneering application that influenced (and in some cases was integrated into) the design of subsequent freeware graphics card overclocking and monitoring utilities. It supports Nvidia GPUs from the Riva TNT to the GeForce 700 series, and has limited support for the ATI/AMD Radeon series of video cards from the Radeon 8500 and above.

In computing, systeminfo, is a command-line utility included in Microsoft Windows versions from Windows XP onwards and in ReactOS.

WhatPulse is a key-counting program that monitors computer uptime, bandwidth usage and the number of keystrokes and mouse clicks made by a user over a period of time. Unlike keyloggers, the authors claim WhatPulse does not record the order in which keys are pressed but instead counts the number of times keys are pressed. As of June 24, 2025, over 418,000+ users are active on WhatPulse.

JkDefrag is a free open-source disk defragmenting utility computer program for Windows. It was developed by Jeroen Kessels (initials "JK", hence the name) beginning in 2004 and was released under the GNU General Public License. Since version 4 of 2008, much changed from previous versions, JkDefrag was renamed MyDefrag by its developer; earlier JkDefrag versions continued to be available. MyDefrag, which was closed source freeware, was discontinued, with the last version being v4.3.1, file date 21 May 2010; for several years the MyDefrag website has been a redirect to the still-existing JkDefra