Available in Classic and VPC
Cloud Outbound Mailer is a service designed to send bulk emails for notifications, information, and marketing purposes quickly and reliably. You can personalize email content and connect Cloud Outbound Mailer with other services in operation to send emails through an API.
On September 17, 2026, Cloud Outbound Mailer and Simple & Easy Notification Service will be integrated into a single service under the name Simple & Easy Notification Service.
For more information, see Simple & Easy Notification Service integrations in the Simple & Easy Notification Service user guide.
Cloud Outbound Mailer features
Cloud Outbound Mailer offers these key features:
- Send bulk and scheduled email: You can send large volumes of emails at once, or schedule them to be sent at a desired time.
- Send personalized email: You can create and manage email templates with various substitution tags. When sending email, you can use substitution tags to send personalized emails.
- Manage address book and send combined groups: You can manage recipient groups and select recipients by combining multiple groups using logical AND and OR conditions.
- Provide opt-out links for advertising emails: You can include a link in advertising emails that allows recipients to opt out or withdraw consent for receiving emails.
- Manage promotional email opt-out: You can view email addresses with opt-out settings and manage the opt-out list.
- View real-time analytics: You can analyze detailed results of sent email using real-time analytics.
- View delivery history: You can search up to 2 months of message delivery history.
- Use Open API: You can send emails and view their results through the HTTP Open API.
Cloud Outbound Mailer user guide
Cloud Outbound Mailer is available in Korea, Japan, and Singapore Regions. The services provided are identical across all Regions. Use this guide to get the most out of Cloud Outbound Mailer.
- Cloud Outbound Mailer overview: Learn about the service and find helpful resources.
- Cloud Outbound Mailer prerequisites: View supported environments and pricing information.
- Cloud Outbound Mailer quickstart: Follow a step-by-step guide through the entire process.
- Getting started: Learn how to get started with Cloud Outbound Mailer.
- Manage subscriptions: Learn how to manage subscriptions from the NAVER Cloud Platform console.
- Using Cloud Outbound Mailer: Learn how to access Cloud Outbound Mailer.
- Mailing list: Learn how to send bulk emails or view sent history.
- Address book: Learn how to manage recipient email addresses.
- Manage templates: Learn how to create and manage email templates.
- Statistics: Learn how to view analytics for sent emails.
- Unsubscribe mail list: Learn how to view and manage email addresses with opt-out settings.
- Send block list: Learn how to view and manage email addresses that the system has blocked from sending.
- Domain management: Learn how to register and manage sender domains.
- Download Cloud Outbound Mailer SDK: Learn how to download the Cloud Outbound Mailer SDK.
- Cloud Outbound Mailer permissions management: Manage accounts using NAVER Cloud Platform's Sub Account.
- Cloud Outbound Mailer glossary: Find key terms and definitions.
- Cloud Outbound Mailer release notes: See documentation updates.
Cloud Outbound Mailer related resources
Beyond the user guide, these resources provide additional context and support for Cloud Outbound Mailer. Whether you're considering Cloud Outbound Mailer or need in-depth information for development, marketing, and other purposes while establishing your data-related policies, these resources can help:
- Learn more about Cloud Outbound Mailer
- Cloud Outbound Mailer API guide: Learn how to use API for developers.
- Cloud Outbound Mailer quickstart guide: Learn how to build an automated email sending service using Cloud Outbound Mailer and Cloud Functions.
- Ncloud user environment guide: Explore VPC and Classic environments and supported services.
- Pricing and features: View pricing details and key capabilities.
- Latest announcements: Stay informed about service updates and news.
- FAQs: Get answers to common Cloud Outbound Mailer questions.
- Contact Support: Get help if you can't find what you need in the user guide.
- Learn about integrated services
- Sub Account user guide: Manage team access for Cloud Outbound Mailer.