sms assure Test an SMS message before you send it to your customer
Test, in-country, the sending and receiving of an SMS message to a destination specified by you, whether it’s to a Spearline number or your own customer-supplied number.
benefitsCheck if a text message has been received or not.
APITest SMS numbers from the comfort of your own number management system
SMS Assure is an extension to the Spearline API that allows you to test the sending and receiving of an SMS message to a destination specified by you, whether it’s to a Spearline number or your own customer-supplied number.
iN-country testing Monitor numbers wherever your customers are located
Send an SMS message, in-country, from your own number(s) to a Spearline SMS number using the Spearline API, to query if the message was received.
Global coverageAssurance that your customers are receiving your SMS messages.
SMS Assure is used by large enterprises, teleco carriers and conference providers that rely on SMS messages to communicate with their customers. SMS Assure is a reliable method to test an organization’s SMS services in-country to indicate whether a sent SMS has been sent or if a received SMS message is correct or has been received at all.
SMS ASSURE Measure what matters.

Test your SMS messages
Run a test to identify if you can receive an in-country SMS message sent from a Spearline SMS number to your own customer-supplied number.

Test your SMS numbers in 30 countries.
SMS Verifier is available in the same countries that Spearline mobile testing is available in. Find out which countries here. Please note, we are always adding new countries to this list.
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API for SMS Assure only
You can use our API for SMS Assure only, while still relying on the Spearline platform interface for all of your other test types. If you would like to find out more about Spearline API, please speak to your Spearline Customer Engagement Manager.

SMS Error Message
Query the API for an error message that will show if the message was received or not. This will allow you to take the necessary steps to rectify the issue.

Destination and country code
After a test has run, you will be able to access information such as the destination and country code.

Timestamp
Access a report which shows the timestamp of when the SMS message was sent or received.
Measure the effectiveness of SMS services for your key business processes.SMS Assure Learn more
Ready to get started?
Find out how SMS Assure can monitor your SMS numbers to ensure they are working for your customers.
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