Crypto browser tab

hi,

I need a quote for website, app, Chrome/Firefox extension and SEO for this whole project as link below

https://getcryptotab.com/74323

1. website + mobile app + bitcoin mining script

2. extension

add to Chrome/Firefox for better understanding

https://getcryptotab.com/74323

- Chrome/Firefox extension, share a link with your friends and get get refferal program

- dashboard

- promo

- refferal program with xx level

3. SEO

12 or 24 months contract

how much it might cost and how long it will take?

thanks

Paul