SMS is short message service, a form of text-messaging communication based on phones and mobile phones.

SMS may also refer to:

• Storage Migration Service - a feature of Windows Server 2019
• Server Migration Service - Part of AWS, also called AWS SMS or AWS Server Migration Service. Used to migrate VMs from Hyper-V or VMware vSphere to AWS EC2.

• Sudden Motion Sensor, on Apple notebook computers
• Supervisor Monitoring Scheduler, a job scheduler for Unix/Linux systems
• Systems Management Server, later System Center Configuration Manager, by Microsoft