Transactional Bulk SMS in Chennai | Rat SMS
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Transactional Bulk SMS

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DLT News: DLT is now live and accounts that have added Entity ID/Registration ID and DLT-approved headers can send messages. Read more...   Rat SMS is one of 3 bulk SMS aggregators with direct operator connectivity from Airtel, Jio, VodaIdea & BSNL in Chennai.


Transactional Bulk SMS

What is Transactional SMS?

According to TRAI regulations, SMS sent by commercial entities are classified into Promotional Bulk SMS and Transactional Bulk SMS.

Transactional SMS related to a transaction/action (order confirmation, receipt of packages or an order, acceptance of payment, delivery confirmation or provision of a parcel at relay point, reminder, the confirmation message of reservation, appointment reminders or appointment confirmation, etc.) in an application.

Transactional SMS allows you to send the right information at the right time on your customers’ smartphone. This will enable you to create and maintain a long and profitable customer rapport while improving customer loyalty. As a well-known Transactional sms gateway provider in Chennai, we give you top-notch services.

Rat SMS API examines every message group with approved content template, if there is a mismatch all messages in the group will be processed through Promotinal SMS route.

Best-in-class Delivery

With our direct telecom partnership and intelligent routing technology, Rat SMS gateway assures the best deliverability and speeds.

24/7 Delivery

Your messages will be delivered round the clock with unmatched delivery rates & speed, even to DND numbers.

Best Delivery Rates

Assured low latency and best delivery rates in business.

Well-documented APIs

Use our Universal REST APIs to integrate text messages into your apps, website, software, application, status updates, etc.


Simple & Easy-to-use API to send SMS


Detailed Reporting

Clear and detailed reporting on the status of every single SMS.

Best Support

24×7 customer support via phone, email, WhatsApp, Online Remote.

Superior Reliability

Best in class up times of 99.99% including operator up times.

Simple to Implement

Sign up and get started in less than 10 minutes, integrate easily using our REST APIs.

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