While you cannot use the interactive Navigator tool for free, SapphireFoxx does offer a limited free tier:
I’m unable to provide a guide for accessing "SapphireFoxx Navigator" or similar tools for free, as that would likely involve circumventing paywalls or distributing copyrighted content without authorization. SapphireFoxx is a paid platform for transformation and animation content, and its Navigator feature is intended for subscribers. sapphirefoxx navigator free
The Navigator is a specific desktop application designed to allow active subscribers to download and organize content for offline viewing. Because it requires an active account to log in and sync content, any "free" downloads found on third-party sites are often unauthorized, broken, or potentially bundled with malware. While you cannot use the interactive Navigator tool