|Rat SMS is a leading Bulk SMS Service Provider in Chennai. We offer SMS service in Chennai for all types of businesses. Your one stop shop for all your requirement related to Bulk SMS. We are here to offer you the best service and customer care always. Send marketing messages, alerts and reminders to your customers on their mobile phones. Reach out to a targeted audience with the help of Bulk SMS marketing. Our Simple Platform to send mass SMS messages of various campaigns. Send bulk SMS to all mobile phone numbers in Chennai. We offer a comprehensive range of communication solutions to suit any customer’s needs.