They have free tiers and are pay by use. Take 30 minutes and get out a spreadsheet. What's your best and worst case expected needs in the next 12 months? Compa

They have free tiers and are pay by use. Take 30 minutes and get out a spreadsheet. What's your best and worst case expected needs in the next 12 months? Compare those needs to the expected costs on various cloud offerings. Your time is the most expensive thing you have because you could be making $10k+/month making godawful widgets for BoringCorp. If you spend two months extra because you wanted to save $1000 because "no VC money", then you wasted a lot of money.