What exactly is an SMS API?

What exactly is an SMS API? API stands for application-programming interface. This means that it is basically a set of programming standards and instructions, which you use when you access any software application or tool on the web. Now, you've probably heard of SMS gateways: they're the systems that allow computers to both send and receive SMS.

Expert Texting (https://www.experttexting.com) Email 2 SMS feature allows users to easily send SMS to multiple recipients of your email. This feature allows you to send bulk SMS from any email client / application to any mobile phone worldwide. Therefore, you do not need to login your account or remain connected to the Internet for sending SMS.