S3 is an infinitely large hard drive, available to developers at a dirt cheap price – don’t forget Amazon’s industry leading infrastructure that will ensure speedy transfers and reliability. Developers have the ability to read, write, and delete an unlimited number of files, via SOAP and REST interfaces, up to 5GB in size!
Pay only for what you use. There is no minimum fee, and no start-up cost.
$0.15 per GB-Month of storage used.
$0.20 per GB of data transferred.