If you have multiple Synology devices (even older, used ones), you can pool their free licenses.
If you want to avoid paying $50+ per camera without risking your data, consider these proven methods: 1. Use the Central Management System (CMS) synology ip camera license hack link
Synology's activation servers constantly verify keys. Updates to Surveillance Station or DSM often break these hacks, potentially locking your account for 14 days or requiring a factory reset to regain functionality. Legitimate Workarounds for More Cameras If you have multiple Synology devices (even older,