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SPECIFICTION
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TightVNC

tightvnc.com

Free plan WindowsmacOSLinuxiOSAndroid
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Spec score 8.3 #7 of 21 in PC Remote Access Software

Spec sheet

Purpose
TightVNC is free and open-source remote desktop software for accessing and controlling another computer over a network.Read 12 Oct 2026 · tightvnc.com
Free plan
YesRead 20 Sep 2026 · tightvnc.com
Mobile apps
YesRead 20 Sep 2026 · tightvnc.com
Security
The FAQ says VNC passwords are encrypted, but other traffic is sent unencrypted, and recommends SSH tunneling for connections from untrusted networks.Read 12 Oct 2026 · tightvnc.com
Support
Commercial technical support is included for commercial licensees, while free GPL copies do not receive commercial technical support; the maker points free users to FAQs and mailing lists.Read 12 Oct 2026 · tightvnc.com
Access controls
The server supports separate full-control and read-only passwords, with keyboard and mouse access depending on the password used.Read 12 Oct 2026 · tightvnc.com
Access mode
bothRead 20 Sep 2026 · tightvnc.com
Commercial integration
The maker offers commercial licensing for integrating TightVNC into proprietary software; the GPL license does not permit linking it with proprietary software under the stated terms.Read 12 Oct 2026 · tightvnc.com
Company attribution
The introduction identifies TightVNC as a project maintained by Constantin Kaplinsky, with other individuals and companies participating in development, testing, and support.Read 12 Oct 2026 · tightvnc.com
Current download
The download page lists TightVNC for Windows 2.8.90 in 32-bit and 64-bit installers and says it runs on Windows XP and later.Read 12 Oct 2026 · tightvnc.com
Display and encoding
The product supports remote desktop scaling and Tight encoding with optional JPEG compression and configurable compression and image quality.Read 12 Oct 2026 · tightvnc.com
File transfer
Windows versions support uploading files to the remote server and downloading files from it.Read 12 Oct 2026 · tightvnc.com
Legacy platforms
The download page lists legacy TightVNC 1.3.10 files for Unix/Linux and a Java viewer, alongside Windows downloads.Read 12 Oct 2026 · tightvnc.com
Remote administration
The maker describes its uses as remote control and administration in Windows, Unix, and mixed network environments, as well as distance learning and remote customer support.Read 12 Oct 2026 · tightvnc.com
Security update
The maker's October 5, 2026 announcement says TightVNC for Windows 2.8.89 and 2.8.90 address Viewer security issues and recommends upgrading to 2.8.90.Read 12 Oct 2026 · tightvnc.com
SSH integration
The Unix viewer can automatically tunnel connections through a locally installed SSH or OpenSSH client.Read 12 Oct 2026 · tightvnc.com
Supported platforms
Windows; Linux/Unix/X11; macOS; iOS; AndroidRead 20 Sep 2026 · tightvnc.com
VNC compatibility
TightVNC is compatible with the standard RFB protocol, so its viewer can be used with standard VNC servers and vice versa.Read 12 Oct 2026 · tightvnc.com

Plans and prices

GNU GPL TightVNC Free Free to use under GPL · closed-source integration requires a commercial license Read 12 Oct 2026 · tightvnc.com
Commercial source code license for TightVNC Server 2.x for Windows €12,000, paid once One-time payment: €12,000; the PDF also lists payment in two parts: €6,500 initial payment + €6,000 one year later Perpetual, non-exclusive source code license · Windows Server 2.x Read 12 Oct 2026 · tightvnc.com

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