@Gears see free tier products https://aws.amazon.com/s/dm/optimization/server-side-test/free-tier/free_np/

and t2.micro is the EC2 offered for free:
https://aws.amazon.com/ec2/instance-types/

They've changed pricing around a lot to pay only for what you scale to (without compromising performance if you don't need to scale) - at least from the looks of it.