how can i use Map or Location Finder on GERA S ?

[rojhan web]

hi. in my gear s there is no app for showing my location on map . i see "Navigator" app but its not on my watch and even on my GalaxyAppsStore ... there is just a Japoness app called T-Map that requre phone number and i colundnt active or use it

so, please give me a way to see my location on gear s with any app