It is a very cheap service because management is a SaaS offering from AWS. The cost depends on how many files you enable, but it's very compatible with other AWS tools.
AWS CloudTrail is a service that enables governance, compliance, operational auditing, and risk auditing of your AWS account. With CloudTrail, you can log, continuously monitor, and retain account activity related to actions across your AWS infrastructure. CloudTrail provides event history of your AWS account activity, including actions taken through the AWS Management Console, AWS SDKs, command line tools, and other AWS services. This event history simplifies security analysis, resource...
AWS CloudTrail is free.
It is a very cheap service because management is a SaaS offering from AWS. The cost depends on how many files you enable, but it's very compatible with other AWS tools.
CloudTrail itself is free of cost.
The solution is free if you don't need customizations but is not expensive otherwise.