Accessing google map is free, so why do we need this app that we need to spend money?
Are you trying to compete with the free and famous app already? What makes you so unique that people will adapt this and pay for your services? Remember, dealing with eth platform is so complicated to beginners especially to those with no idea in cryptocurrencies.
And do you have collaboration already with VISA as you stated that you will have GEOS Visa Card or just a plan as of now?