Welcome to the Developer Docs for websms by LINK Mobility

We offer a variety of programming interfaces, plug-ins, and features for the seamless integration of our messaging platform into your existing systems.

This documentation is designed to help you to become familiar with our interfaces and additional functions and offers specifications, software developer kits & tutorials, as well as answers to common questions.

If you are unsure whether you use websms, please contact your account manager or support.at@linkmobility.com.

Quick start

5 steps to successful SMS sending via API.

Get started now!

FAQs about the test account

All common questions & answers about the test account

FAQs: Test account

Messaging REST API

The complete documentation for our SMS messaging programming interface is designed for easy integration into your software or app.

Messaging REST API

Messaging SMTP API

Use our SMTP API to access our email-to-SMS messaging service via your email system.

More about the SMTP interface

WhatsApp REST API

The complete documentation for our WhatsApp messaging programming interface is designed for easy integration into your software or app.

WhatsApp REST API

WhatsApp SMTP API

Use our SMTP API to access our email-to-WhatsApp messaging service via your email system.

More about SMTP for WhatsApp

RCS REST API

The complete documentation for our RCS messaging programming interface is designed for easy integration into your software or app.

RCS REST API