Amazon DynamoDB is a fully managed, serverless NoSQL database with limitless scalability and single-digit millisecond latency performance. It offers broad compliance standards, security integration with AWS Identity and Access Management, and numerous disaster recovery services. With DynamoDB Global Tables, customers have a highly available, multi-Region, multi-active database supporting local reads and writes for globally distributed users. DynamoDB provides cost management features such as scale-to-zero, Time to Live (TTL) for aging data out, and multiple pricing models including a free tier.