: Exclusively available for Enterprise subscriptions . Instead of a simple serial number, you download a license file or token from the Deployment page of your online portal. RealVNC Subscription Tiers (as of early 2026) Where is my license key? - RealVNC
: Traditionally relied on 25-character license keys for perpetual use. vnc server license key serial number upd
| Software | License type | Free for commercial use? | Key required? | |----------|--------------|--------------------------|----------------| | | GPL | Yes | No | | TigerVNC | GPL/LGPL | Yes | No | | UltraVNC | GPL | Yes | No | | RealVNC (Open) | Proprietary (free tier) | No (for basic use) | No | | RealVNC (Professional/Enterprise) | Paid | Yes | Yes (paid license) | | TeamViewer (not pure VNC) | Proprietary | No (paid for commercial) | Yes | : Exclusively available for Enterprise subscriptions