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Frequently Asked Questions
Clear answers about licensing, security, connections, and safe use.
UltraViewer is free remote desktop software for Windows that lets you control a partner's computer for support, training, or remote work. You connect using an ID and password shown in the application, similar to other tools in the remote control category.
Yes. UltraViewer is 100% freeware for personal and commercial remote support. Optional paid licenses (Lite, Pro, Premium) remove ads and raise limits on devices, concurrent sessions, remote endpoints per month, and per-file transfer size.
UltraViewer focuses on simplicity, free commercial use, and a lightweight installer without mandatory registration for basic sessions. It includes chat, file transfer, multi-computer control, and firewall-friendly ID/password connectivity. See our comparison table on the home page.
UltraViewer supports Windows XP, Windows 7, Windows 8, Windows 10, Windows 11, and Windows Server editions on 32-bit and 64-bit systems.
No registration is required for standard ID and password connections. Optional account sign-in can sync contacts and devices across machines and enable web-based access from other platforms.
UltraViewer is primarily a Windows desktop application. Remote control from smartphones is typically done through the vendor web client linked from the desktop program rather than a native mobile app. Competitors may offer dedicated mobile apps; UltraViewer emphasizes Windows desktop support.
Official UltraViewer builds are legitimate remote support tools with encrypted sessions and partner consent. Using UltraViewer is legal when you have authorization to access the remote computer. Unauthorized access is illegal. Read our trust & security policy.
Remote access software can trigger heuristic detections. Verify the SHA256 hash of your installer against published checksums, download only from official sources, and follow our antivirus guide. Independent scans of version 6.6.124 reported clean results.
Lite: 1 user, 1 device, 1 concurrent session, up to 3 remote endpoints per month, 2 GB per file, ad-free.
Pro: Up to 6 computers, 1 user at a time, unlimited remote endpoints, 4 GB per file.
Premium: Up to 12 computers, unlimited concurrent sessions, unlimited endpoints, 8 GB per file. All paid tiers are ad-free.
Pro: Up to 6 computers, 1 user at a time, unlimited remote endpoints, 4 GB per file.
Premium: Up to 12 computers, unlimited concurrent sessions, unlimited endpoints, 8 GB per file. All paid tiers are ad-free.
Yes. UltraViewer supports controlling multiple computers simultaneously and sharing your screen with multiple partners, depending on your license tier and system resources.
Download the latest installer from the download page and install over your existing version, or use the in-app update prompt when available. UltraViewer offers freely updated releases over its ten-plus years of development.
Yes. The built-in ID and password connection system is designed to traverse NAT, routers, and typical firewalls without manual port forwarding configuration.
Yes. Educators use UltraViewer for remote lessons, screen sharing, and hands-on software training. View-only mode lets students watch without controlling the host machine.