Secure & Reliable SMS Messaging for Developers & Enterprise
Send OTPs, transactional SMS, and promotional messages with fast delivery in just 2-6 seconds. Only pay for successfully delivered SMS.
Instantly reach your target customers with promotional SMS—boost awareness, drive sales, and build brand loyalty effortlessly with our flexible Bulk SMS service.
Instantly connect with all your customers—DND and Non-DND—using Transactional SMS. Share critical updates, enhance trust, and ensure reliable delivery with your branded Sender ID and seamless API integration.
We value your authentication factor of choice; hence provide enterprise grade OTP SMS services. Since OTP is the second layer of defense against the financial frauds.
You can send bulk voice sms (30 seconds or less) to your customers. Voice Calls are completely automated process hence no operators or dialer is need to process the calls. Use Voice Call API in Election, School, IT, Finance, Banking, FMCG and many more.
Receive SMS via long code on your 10 digit phone number, no matter whether you want to conduct the online polls or you want bulk SMS for contests, long code is the perfect solution. Long code is of two types - Dedicated Longcode and Shared Longcode.
Use SMSGATEWAYHUB Missed Call Service to conduct polls, surveys & gather valuable customer ... Get real-time missed call alerts with customer's details. Where to Use : Mobile Number Verification, Forget Password, Lead Generation, Opt In Subscriptions etc.
We supports connections via SMPP protocol and assures instant delivery to INDIA. We being directly connected with all operators in INDIA and Globally delivers the BULK SMS instantly. Unicode Support, Real-Time DLR, Dedicated Throughput.
We have designed the White Label Reseller Solution to provide our clients with an opportunity to resell SMS credits to their customers for individual and business purposes. You can manage Delivery quality on user account basis, what ever you want to give delivery % you can.
Create rich, personalized transactional and marketing emails, and send them via API or web portal, to capture your customers' attention. Reach all your customers worldwide via a single API and enjoy uninterrupted service at the scale you need.
Getting New Customers is easy when you are always in reach with a 1800. Customer care call cernters & help desk services can utilize Interactive Voice Response (IVR), an automated platform that lets computers interact with humans via voice & tones.
Our SMS gateway delivers text messages in more than 180 countries and is designed for high throughput traffic. You can choose the SMS plan that suits your traffic best. We have an SMS solution for companies of all sizes and budgets. Try our bulk sms platform.
Grow Your Business With WhatsApp Business API.Integrate Chatbot, automate messages, and activate your account in just 5-10 minutes.
Built for scale, priced for honest growth
Pay only for what's delivered. Volume slabs from ₹0.10/SMS with zero setup fees and transparent invoices.
Direct operator connectivity and intelligent retry routing means OTPs land in 2–6 seconds, even at peak load.
Enterprises across industries can interact with their customers using media-rich messages across multiple channels through our omnichannel platform.
In today's hyper-connected world, travel agencies are embracing direct-to-phone messaging as a cornerstone of customer engagement. Bulk SMS, WhatsApp Business, and Rich Communication Services (RCS) offer fast, frictionless ways to inform, inspire, and interact with travelers without the need for apps or inbox checks.
Whether it's confirming bookings, sharing itinerary changes, or promoting exclusive travel deals, these channels allow agencies to connect instantly and personally. SMS delivers universal reach and reliability. WhatsApp adds rich media and interactive experiences. RCS elevates messaging with branded content, carousels, and smart replies that feel like mini-apps.
From car dealerships to service centers, businesses are leveraging SMS to reach customers where they are — on their phones. Whether it's service reminders, financing options, test drive confirmations, or personalized offers, SMS cuts through the noise with an open rate of over 98%, fostering trust and driving action.
In the digital finance world, speed and clarity are everything. FinTech companies operate in a space where every second counts-whether it's sending a payment, confirming a transaction, or responding to a customer query. Messaging services have quietly become the heartbeat of this fast-paced environment.
A message confirming a deposit. A quick alert about a market shift. A prompt to verify a login. These small interactions build a larger story: one of transparency, responsiveness, and reliability. Messaging helps FinTech platforms stay close to their users, even when the interface is silent.
Create lasting shopping experiences that keep customers coming back. Enhance interactions with real-time notifications and personalized offers, while boosting sales and loyalty.
Healthcare providers use bulk SMS to send appointment reminders, reducing missed visits and improving scheduling. It also serves as a channel for notifying patients about lab results, prescription updates, and follow-up instructions. During public health campaigns, SMS is used to spread awareness about vaccination drives, health camps, and disease prevention efforts.
Doctors and clinics often share wellness tips, dietary advice, and seasonal health alerts via SMS to keep patients informed between visits. In emergencies, such as natural disasters or outbreaks, bulk SMS enables rapid dissemination of critical updates and safety instructions.
In today's digitally driven education landscape, communication is no longer confined to the classroom or the occasional parent-teacher meeting. Messaging platforms-whether SMS, WhatsApp, or integrated school apps-have emerged as the connective tissue binding students, educators, and families into a dynamic learning ecosystem.
Instead of waiting for meetings or printed notes, a quick message can share updates, answer questions, or just check in. Teachers can send reminders about homework. Parents can ask how their child is doing. Students can get help when they need it. It's fast, simple, and feels more personal.
In the fast-moving world of logistics, timing is everything. Whether it's coordinating fleets, updating delivery schedules, or responding to unexpected delays, communication must be instant and reliable. That's where messaging services come in-not as a luxury, but as a necessity.
From dispatch centers to drivers on the road, messaging platforms like SMS, WhatsApp, and in-app chat have become the lifeline of logistics operations. They allow teams to stay in sync, share updates, and make decisions on the fly. A single message can reroute a truck, confirm a pickup, or alert a warehouse to incoming inventory.
Join the developers and engineering teams who trust our API to connect to their software and sync contact data to their preferred CRM.
<?php // Sample PHP API call $url = "https://api.example.com/send"; $data = [ "to" => "+919876543210", "message" => "Hello from PHP!" ]; $options = [ 'http' => [ 'header' => "Content-type: application/json\r\n", 'method' => 'POST', 'content' => json_encode($data), ] ]; $context = stream_context_create($options); $result = file_get_contents($url, false, $context); ?>
// Java code HttpClient client = HttpClient.newHttpClient(); HttpRequest request = HttpRequest.newBuilder() .uri(URI.create("https://api.example.com/send")) .POST(HttpRequest.BodyPublishers.ofString("{ \"to\": \"+919876543210\", \"message\": \"Hello from Java!\" }")) .header("Content-Type", "application/json") .build(); HttpResponse<String> response = client.send(request, HttpResponse.BodyHandlers.ofString()); System.out.println(response.body());
// Node.js (using axios) const axios = require('axios'); axios.post('https://api.example.com/send', { to: '+919876543210', message: 'Hello from Node.js!' }) .then(response => console.log(response.data)) .catch(error => console.error(error));
# Python (using requests) import requests response = requests.post("https://api.example.com/send", json={ "to": "+919876543210", "message": "Hello from Python!" }) print(response.text)
From seed-stage startups to listed enterprises — billions of messages, one trusted partner.
Didn't find what you were looking for? Contact the team of STPL for a customized response!
Our bulk SMS platform that enables businesses to send Transactional SMS, Promotional sms, OTP sms services Provider, Voice, and WhatsApp. we offers API integration, DLT compliance, and real-time delivery reports.
Yes, but only transactional or service-based messages can be sent to DND numbers. Promotional messages are blocked for users registered under DND preferences.
Transactional SMS refers to messages sent to customers containing important information such as OTPs, alerts, or order confirmations. These messages are delivered even to DND (Do Not Disturb) numbers and are regulated under TRAI guidelines.
We use SSL encryption, secure APIs, and follow TRAI's DLT protocols to ensure your data and messages are protected during transmission.
Promotional SMS is used for marketing offers, discounts, and advertisements. In India, promotional messages can only be sent to non-DND numbers and within permitted time windows (typically 10 AM to 9 PM as per TRAI regulations).
Yes, bulk SMS is widely used for OTP delivery due to its speed and reliability. However, it should be used with secure APIs and proper authentication mechanisms.
DLT (Distributed Ledger Technology) registration is a mandatory process introduced by TRAI to prevent spam SMS. Businesses must register their sender ID, templates, and headers on a DLT platform before sending SMS in India.
Bulk SMS pricing depends on Volume 0.10 Paisa to 0.25 Paisa
You can send SMS via API by integrating your system with an SMS gateway provider. Most providers offer REST APIs where you send parameters like mobile numbers, message content, and sender ID to trigger SMS delivery.
Service Implicit is used for important alerts and is delivered to all users, including DND numbers. Service Explicit is used for marketing and is restricted to non-DND users and specific time windows.