Communication Platform as a Service

CPaaS Platform & Provider in India

Bulk SMS India is a CPaaS provider and SMS aggregator. One cloud communication platform and one set of APIs let you reach customers on SMS, WhatsApp, RCS, voice calls, IVR and email, with direct connectivity to Airtel, Vi, BSNL and Jio.

Talk to our teamWhatsApp our team
  • 6+Channels
  • 4Indian operators, direct
  • 15,000+Businesses served
What is CPaaS

Communication Platform as a Service, explained

CPaaS (Communication Platform as a Service) is a cloud platform that lets businesses add messaging and calling to their apps and workflows through APIs, without building telecom infrastructure.

With Bulk SMS India you get every channel in one place: SMS API, WhatsApp Business API, RCS, voice and OBD, IVR, missed call and email, on a load-balanced platform with SMPP for high volumes.

  • OmnichannelSMS, WhatsApp, RCS, voice, email.
  • APIsHTTP API and SMPP.
  • Direct routesAirtel, Vi, BSNL, Jio.
  • Unified reportsEvery channel in one panel.
Channels

Everything in one CPaaS platform

Pick the right channel for every message.

  • SMS

    Promotional, transactional and OTP SMS with DLT help.

  • WhatsApp Business API

    Rich messages, buttons, chatbots and campaigns.

  • RCS Business Messaging

    Branded, verified messages with cards and carousels.

  • Voice, OBD and IVR

    Automated calls, menus and missed call numbers.

  • Email and SMTP

    Email campaigns, transactional email API and SMTP. Bulk email →

  • AI chatbots and voice

    AI assistants for chat and calls.

Why us

Why choose Bulk SMS India as your CPaaS provider

Built in India, for Indian rules and networks.

Direct operator connectivityAgreements with Airtel, Vi, BSNL and Jio, not reseller chains.
DLT and complianceHands-on help with TRAI DLT rules.
Load-balanced platformSMPP binds with backup servers for high volumes.
Fallback across channelsSend SMS when WhatsApp or RCS is unavailable.
International reachInternational SMS and ILDO routes.
Human supportReal people Monday to Saturday.
Get started

Start with one channel, grow into all

Most customers start with SMS and add channels later.

  1. 1

    Talk to our team

    Share your use cases and volumes.

  2. 2

    Get your account

    One panel and API keys for every channel.

  3. 3

    Integrate

    Connect APIs, SMPP or ready plugins.

  4. 4

    Scale

    Add WhatsApp, RCS, voice and email when you need them.

Frequently asked questions

What is a CPaaS platform?

A CPaaS platform is a cloud service that lets businesses send SMS, WhatsApp, RCS, voice calls, email and other messages through APIs, without running their own telecom infrastructure.

Is Bulk SMS India a CPaaS provider?

Yes. Bulk SMS India is a CPaaS provider and SMS aggregator with direct agreements and connectivity with Airtel, Vi, BSNL and Jio, offering SMS, WhatsApp, RCS, voice, IVR and email.

What is the difference between CPaaS and bulk SMS?

Bulk SMS is one channel. CPaaS brings many channels together, such as SMS, WhatsApp, RCS, voice and email, under one platform and API.

Do you offer APIs for every channel?

Yes. You can use HTTP APIs for each channel and SMPP for high-volume SMS.

Can I start with only SMS?

Yes. Most customers start with SMS and add WhatsApp, RCS, voice or email later on the same account.

How is the CPaaS platform priced?

Each channel is priced by usage and volume. Contact our team for a quote.

One platform for every customer conversation

Tell us what you want to send and how many messages a month. Our team will set up a free demo.

Talk to our teamWhatsApp us