aws ec2 describe-volumes --filters Name=status,Values=available --query Volumes --output table
Make sure you have the AWS CLI configured: aws configure
Run the command above. Review the output for resources to clean up.
Delete or stop resources that are confirmed idle or unused.
Unattached EBS volumes continue billing even when no instance is using them. Each volume costs $0.10/GB/month on gp2. A single forgotten 500GB volume costs $50/month — and most accounts have dozens.
Find all 18 cost leaks at once
Teams typically find $500–$4,000+/month. Free. No credentials.