Pricing for Amazon SNS - Amazon Simple Notification Service
Services or capabilities described in Amazon Web Services documentation might vary by Region. To see the differences applicable to the China Regions, see Getting Started with Amazon Web Services in China (PDF).

Pricing for Amazon SNS

Amazon SNS has no upfront costs. You pay based on the number of messages that you publish, the number of notifications that you deliver, and any additional API calls for managing topics and subscriptions. Delivery pricing varies by endpoint type. You can get started for free with the Amazon SNS free tier.

For information, see Amazon SNS pricing.