UltraVNC is remote control software that displays the screen of another computer on your local machine over the internet or a LAN, while allowing you to control the remote PC with your local mouse and keyboard. The text explicitly positions it as βremote control for everyone,β but in practice its focus is strongly oriented toward Windows remote support, IT services, and system administration scenarios.
Feature-wise, UltraVNC covers remote desktop control, file transfer, text chat, a client toolbar, automatic reconnect, multi-monitor support, Repeater/Proxy support, and more. One of its distinctive features is an optional mirror video driver, which can improve display performance and reduce CPU usage. For authentication, it supports the traditional VNC password as well as MS-Logon I and MS-Logon II, enabling permission control based on Windows users, domains, and groups. On the security side, it provides DSM data stream encryption modules, but the text indicates that encryption is an optional plugin, and some OpenSSL modules are described as beta. Deployment therefore requires extra attention to configuration quality.
UltraVNC is mainly aimed at Windows. The systems listed in the main text include Windows 95/98/Me/NT4/2000/XP/2003, while the mirror driver supports W2000/XP/2003. It also provides a Java client, allowing Linux, Mac OS, and other Java-capable systems to access a remote UltraVNC Server through a browser. The software is free and distributed under the GNU GPL, making it an open-source tool. Its deployment model is closer to self-hosting: users install the server, client, and any required Repeater, NATtoNAT, or related modules themselves.
The pricing information is very clear: it is free, with no commercial edition or subscription plan observed. In terms of documentation, the page provides fairly in-depth explanations of authentication, drivers, file transfer, the Java client, DSM encryption, and related topics. It also includes details such as command-line ACL import and export, making it suitable for technical users. However, the site news and example versions are quite old, and information on modern Windows versions, mobile support, cloud management, compliance auditing, and similar topics is missing.
Its strengths are that it is free and open source, feature-complete, and suitable for Windows domain environments and remote support. Its drawbacks are that configuration can be complex, security depends on correctly configured plugins and policies, and the website information is clearly outdated. It is a good fit for IT teams with Windows operations experience that want to build their own remote support capability. If you need an out-of-the-box SaaS product, mobile support, or a modern enterprise management console, you may need to evaluate other remote desktop solutions.
The crawled text does not provide information on access, payment, or mirrors for mainland China, so the access status is unknown. Since it is free, open source, and self-hostable, payment barriers should be minimal. If the official website or downloads are affected by network conditions, consider evaluating the official GitHub, trusted open-source mirrors, or similar remote control tools as alternatives.
β This review is compiled from public sources and does not constitute a purchase recommendation. Verify all facts on the vendor's official site. Verify on ultravnc.fr official site.
ultravnc.fr is an France Dev Tools provider. TG4G tracks its product information, an overall rating of 6.0/10, and a China-accessibility score of Workable. Click "Visit Official Site" to reach ultravnc.fr directly.