Google Nest device owners will have to pay at least $20 more if they want access to their security cameras' and doorbells' more sophisticated features and lengthier footage history. As reported by 9to5Google, the tech giant has sent out notices to subscribers in the US, telling them that the standard Nest Aware subscription now costs $8 per month or $80 a year, up from $6 a month or $60 when paid in an annual basis.