Synology Surveillance Station: License ((install)) Free

The secondary NAS units must remain powered on and connected to the host to verify and share their local licenses. Cost of Additional Licenses

If you don't want to pay Synology for licenses, you don't have to ditch your NAS. You can run a different NVR software your NAS using Docker . synology surveillance station license free

Open-source surveillance software that provides a free tier for local use on Windows, Mac, and Linux. The secondary NAS units must remain powered on