> For the complete documentation index, see [llms.txt](https://notebook.iuriioapps.com/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://notebook.iuriioapps.com/cloud/aws/application-services/sns.md).

# SNS

SNS is a web service that makes it easy to setup, operate and send notifications from the cloud.

SNS benefits:

* Instantaneous, push-based delivery (no polling)
* Simple APIs and easy integration with applications
* Flexible message delivery over multiple transport protocols
* Inexpensive, pay-as-you-go model with no upfront costs.
* Web-based. Management Console offers simplicity of a point-and-click interface.