SMS Guide

Messaging Service Specification

Ready to reach the world? Sinch makes it easy to send and receive SMS messages anywhere, quickly and reliably!

In this document

From one-way to two-way SMS, from marketing to verification, we’ve got you covered whatever your use case. Download our service specifications for SMS messaging to find out more about our products.

1-way SMS
2-way SMS
MMS
Number lookup
Load test

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Cookie Subgroup	Cookies	Cookies used
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investors.sinch.com	First Party
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