Released in late 2019, version 4.0 was a significant pivot. It was rebuilt from the ground up to be faster and more lightweight. Key features included:
| Feature | CAM v2 (Legacy) | CAM v3/v4 (Cloud) | CAM (Current/Open) | | :--- | :--- | :--- | :--- | | | Standalone App | Electron-based Cloud App | Hybrid (Local + Cloud SDK) | | Login Requirement | Optional | Mandatory (Highly Criticized) | Flexible / Guest Mode Available | | RGB Control | Basic (Hue) | Advanced (Hue+, Aero) | Advanced (RGB & LCD) | | Hardware Support | Gen 3/4 Coolers | All Coolers, N7, HUE 2 | Full Ecosystem (N7 Z series) | | Stability | Low (USB drops) | Medium (Server reliance) | High (Optimized drivers) | | Privacy | Minimal Data | Heavy Telemetry | Transparent / SDK available | nzxt cam versions
Early versions of CAM notoriously conflicted with other monitoring software (such as Corsair iCUE or HWiNFO). Because multiple programs attempted to access the same USB bus to read sensor data, users experienced system crashes (BSODs) or sensor lockouts. Later versions implemented better mutex handling to allow coexistence with other utilities. Released in late 2019, version 4
Changed default CPU temperature reporting to Package Temperature instead of Average Core Temperature to better match how Kraken coolers manage heat. Because multiple programs attempted to access the same
Exploring NZXT CAM Versions: A Complete Guide to PC Monitoring Evolution