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What Is a Bulk Messaging Service? A bulk messaging service is a platform that enables businesses to send large volumes of SMS simultaneously to multiple recipients through direct connections to mobile network operators — Airtel, Jio, Vodafone-Idea, and BSNL in India. Unlike a standard messaging app, a bulk messaging service operates through carrier-grade SMS gateways, handles regulatory compliance with TRAI's DLT framework, provides real-time delivery tracking per message, a

Start sending SMS online to any Indian mobile number in under 5 minutes. No coding. No setup fee. No credit card required. Techto Networks gives you a browser-based dashboard, a developer API, and direct Tier-1 carrier connectivity — everything you need to send SMS online at scale, fully compliant with TRAI's DLT regulations. → Send SMS Free — Start Now | → View Pricing | → API Docs What Does "Send SMS Online" Actually Mean? When someone searches for "send SMS online," they u

Bulk SMS service is one of the most effective and affordable communication tools available to Indian businesses today. With over 1.2 billion mobile subscribers, a 98% SMS open rate, and no dependency on internet connectivity, SMS reaches customers faster and more reliably than email, social media, or app notifications — combined. Whether you are a startup sending your first OTP, a retail brand running a Diwali campaign, or an enterprise automating thousands of daily transacti

SMS is not one thing. It is a family of services — each with its own delivery rules, regulatory category, timing restrictions, sender ID requirements, DLT registration path, and ideal use cases. Using the wrong type costs you money, gets your messages blocked, and can result in TRAI penalties. This guide covers every type of SMS service used in India — Promotional, Transactional, OTP, Flash, Missed Call, Unicode, Bulk, and API SMS — with the full DLT compliance rules, real me

What Is an SMS Blast? An SMS blast — also called a text blast, bulk SMS broadcast, or mass SMS — is the simultaneous delivery of a single text message to a large group of mobile numbers through an online platform or SMS gateway. Each recipient gets the message individually in their own inbox, not in a group chat thread, making it feel direct even at enormous scale. Unlike one-to-one messaging between two people, an SMS blast online uses specialised software to handle the tech

We've helped over 400 Indian businesses set up bulk SMS campaigns since 2022. Here's what we've learned: the tool is rarely the problem. The configuration is. This guide covers the setup decisions that separate a 94% delivery rate from a 61% one — based on real campaign data from our platform. If you're evaluating a bulk message sender for the first time, or troubleshooting one that's underperforming, this is where to start. What "Bulk Message Sender" Actually Means in the In