Quick Start Guides

How to get started with ClickSend

1. Create your free account. Create your free ClickSend account here: Sign Up You'll get some free credit to test our services. 2. Add some credit. To add further credit to your account you can top i…

Disallowed Content in the US and Canada

There are tight guidelines on the types of messages below. Rules and regulations for sending SMS are always changing, so the list below is not set in stone, and will be updated as new information bec…

How to start sending MMS

This is similar to using our Quick SMS feature, however allows you to add an image in the message. Simply drag and drop into the drop file section and continue as you would as be sending a SMS. (Make…

How to start sending SMS

Send SMS via the Online Dashboard. Quick SMS. This option is best if you need to send to l ess than 1000 recipients at a time. If you need to send to a large number of contacts or a list, we recommen…

Call Forwarding

When someone calls your dedicated number by default, it will say that the number doesn't exist, or will give a busy tone. We can set it up to forward the call to another number for a monthly fee in s…

Is a mobile number required for creating a ClickSend account?

Yes, during the registration process, your own number is required, exclusively utilized for verification purposes. If you're registering on behalf of your company, you have the option to use your per…

How does the opt-out system work?

How does it work? If you're using our SMS system or Email Marketing platform, we have an opt out/unsubscribe system that you can use. If you're not storing your contacts in ClickSend or using transac…

REST API Authentication - 401 Unauthorised authentication failure

If you're getting this error, you're not using the correct authentication. When using our REST API, Basic HTTP authentication should be used in the header. Our docs explain this here: https://develop…

How to report a delivery issue

Here's how you can report a delivery issue to our support team. If you have a large number of similar issues, only report a few samples. Log in to the dashboard and select the product e.g. 'SMS' then…

ClickSend Android App

You can install our Android App from the Google Play Store: https://play.google.com/store/apps/details?id=com.clicksend.public

Base64 encoding/decoding authorisation header

Our REST API uses Basic authentication. You will need to base64 encode your username and password combination. This is explained more in the API docs here under authentication. A handy online tool ca…

vendor/autoload.php composer error

To use our PHP SDK, you need to use composer. The easiest way is to follow this article: https://getcomposer.org/download/

Sandbox/test/dev environment

There are 2 options for development: Create a seperate account for development. or Use our test recipients. Sending to these recipients will simulate a send and won't charge you.

How to start sending Fax

Easily send a fax by adding in the fax number(s) or contact list and uploading the document. You can also send email to fax just like sms, just make sure your email address is registered with ClickSe…

How to start sending Voice

Simply add the mobile number or search contacts to add to your voice call. Select a language and voice for your message, then add in your message. This will then be delivered as a voice call to your…

API Documentation

View our API documentation here: https://developers.clicksend.com/ REST. HTTP. SMPP. SMTP.

Do you have a form that we can put on our website to capture leads?

Yes we do. If you're using Wordpress, you can download our free plugin here: https://wordpress.org/plugins/clicksend-lead-capture-form/ If you're using something else, please get in contact with us.