Developers

Clickatell's API set will allow you to SMS-enable your website
or application and send text messages to any UK operator as well as worldwide.

We've gone to great lengths to ensure that any UK developer who wants to interface an application, site or system with our SMS text messaging gateway can do so reliably and simply.

Our APIs are simple, reliable, fast, and built in such a way that they are easily manipulated to integrate with any system.

Clickatell UK | Download SMS Providers Guide

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Download SMS Provider Guide

This guide, created by DevelopersHome.com, details 13 Essential Steps to Selecting an SMS Provider. The elements that it looks at include message costs, payment methods, purchase requirements, coverage, network options and quality, supporting documentation, managing your account as well as testing, support and documentation.

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I would like to receive additional mobile messaging guides and marketing communications.

Please contact me as soon as possible, I evaluating my messaging solution and would like to see what Clickatell has to offer.

I am an existing Clickatell customer.

Our quick online registration allows you to get started and use the API of your choice right away. When you sign up for a free trial, we give you ten free text message credits that you can use to test our different API connections. Once connected you will be able to send SMS messages from your system to all UK networks, as well as globally.

Learn more about each of our API connectivity options below:

HTTP/S API
Our most popular connection, HTTP is one of the simplest ways to connect to the Clickatell API. It is used as an HTTP/Internet Post. Sign up.

XML API
If you are familiar with XML, Clickatell offers an XML interface with its own set of DTDs. Currently supports XML over HTTP. Sign up.

FTP API
Suitable for once off, high volume and bulk SMS messaging. The FTP upload facility allows customers to upload text files to Clickatell's FTP site, and have the files automatically dispatched to bulk SMS message recipients. Sign up.

SMTP [Email to SMS] API
Another firm favourite, the SMTP API allows text messages that are sent via email to be converted to SMS. This "email to SMS" service is popular with customers who already have an email messaging system in place. Sign up.

	SMPP API Our most robust connection, suitable for customers who send large volumes of traffic. Clickatell offers a global SMPP connection using the SMPP 3.3 standard. Customers are required to have SMPP client software in place, and unlike our other APIs there are minimum volume requirements when using SMPP. Sign up.

	SOAP API SOAP is a protocol for exchanging XML-based messages using HTTP/HTTPS. SOAP forms the foundation layer of the web services protocol stack providing a basic messaging framework upon which abstract layers can be built. Sign up.

COM Object API
Popular with windows-based developers, the Clickatell COM APIs rich set of methods and definitions make it easy for a user to integrate SMS sending into their programs or ASP pages. Sign up.

For more information on Clickatell's APIs visit our global website

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