UltraViewer 6.6.124
Control a Windows PC remotely, chat during support sessions and exchange files with UltraViewer. Free use is available, with paid plans for additional capabilities.
Software for Windows
Desktop tools and games for Windows. Check each listing for its documented version, license and download details.
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UltraVNC 1.8.3.1
Control a remote Windows PC, transfer files and chat with the other user using UltraVNC, a free, open-source VNC server and viewer.
Unciv 4.22.15
Build cities, research technologies and fight rival civilizations in Unciv, a free, open-source 4X strategy game for Windows inspired by Civilization V.
UNetbootin 702
Create a bootable Linux USB drive from Windows with UNetbootin. Choose a supported distribution to download or supply a Linux ISO you already have.
UnHackMe 18.85.2026.1027
Inspect suspicious startup entries, browser settings and rootkits with UnHackMe, a Windows malware-removal utility with a 30-day full-feature trial.
UNIGINE Valley 1.0
Benchmark graphics performance with UNIGINE Valley, a Windows GPU stress-testing tool with configurable presets, temperature monitoring and an explorable mountain landscape.
Uninstall Tool 3.8.2
Uninstall Windows programs, review leftover files and registry entries, trace installations and manage startup apps with CrystalIDEA's paid utility and 30-day trial.
UninstallView 1.52
Inspect installed Windows programs, export their details and launch their uninstall commands with UninstallView, a portable freeware utility from NirSoft.
Unity Hub 3.22.4
Manage Unity Editor versions, install build modules and organize projects with Unity Hub for Windows. The Editor is a separate download managed through the Hub.
Universal Document Converter
Convert printable documents to PDF, JPEG, TIFF or PNG with Universal Document Converter, a Windows virtual printer with reusable conversion settings.
Universal Radio Hacker 2.10.0
Inspect radio signals, decode messages and map wireless protocol fields with Universal Radio Hacker, an open-source Windows tool whose original repository is archived.
Universal Theme Patcher 1.5.0.22 (build 20090409)
A legacy third-party visual-style patcher for Windows XP, Vista and 7-era systems, with per-file patch and restore controls—not a Windows 11 theme tool.
Universal Viewer 5.7.3
View text, images and supported media files in one Windows application. This download is Universal Viewer Free 5.7.3, supplied as a ZIP package by UVviewsoft.
Universal x86 Tuning Utility 26.3.1
Adjust power limits and temperature targets on supported AMD and Intel Windows PCs, save custom presets, or use temperature-based Adaptive Mode with free, open-source UXTU.
Unleashed Recompiled 1.0.3
Run the Xbox 360 version of Sonic Unleashed on Windows through an unofficial native PC port with ultrawide and high-frame-rate options. Requires your own legally acquired game files.
UpNote
Write and organize notes with notebooks, tags and Markdown support in UpNote for Windows 10/11. Read and edit offline, with account-based sync across devices; the free tier is limited to 50 notes.
UPX 5.3.0
Compress supported Windows executables and DLLs with UPX, a free, open-source command-line packer. This download is the Windows x64 ZIP package.
UPX Shell 3.2.1.2007
Use UPX through a graphical Windows interface to pack executables. This entry links to the legacy UPX Shell 3.2.1.2007 EXE package.
USB Device Tree Viewer 4.8.0
Inspect USB controllers, hubs and connected devices in a tree view, with device descriptors, drive letters and COM ports. This freeware Windows utility links hardware connections to detailed device information.
USB Drive Letter Manager 5.7.6
Assign preferred letters to USB drives and avoid conflicts with network mappings using USBDLM, a Windows service configured through an INI file.
USB Network Gate 11.0.2772
Share USB peripherals over a network and access them from another Windows computer. The free version shares one local device for non-commercial use; paid licenses support broader use.
USB Oblivion 1.17.0.0
Remove stale USB-device registry entries with USB Oblivion, a portable Windows utility with simulation mode and registry backups. Cleaning requires administrator access and an immediate restart.
USBDeview 3.10
Inspect connected and previously used USB devices, export their details and manage device states with USBDeview, a free portable Windows utility.
USBDriveLog 1.15
View USB drive connection history on Windows 10 and 11, including device details and plug/unplug times, with NirSoft's standalone freeware utility.