You will get six character sender ID .e.g LM-CTOSMS ( For choice able sender ID DLT registrations is mandatory )

As soon as the Transaction SMS is completed, we’ll update the report of each number. Track the performance of your SMS campaign in real-time.

10000 SMS at once. It allows you to reach a large number of people just in seconds. Make your campaign effective and generate leads.

You want to send your campaign in the next morning. Just schedule your campaign on specific date and time and the automated system will send your campaign.

Messages can be sent 24×7 from your own 6-character Sender ID(s). 

Import all of your contact number in few seconds. The Smart system will filter all your contacts, remove duplicate and invalid numbers automatically




10 SMS



Custom Plans


Quick set-up

Our user-friendly platform helps you get started quickly. Get API key, set up account in under 60 seconds and reach customers faster.

Global experience

Give your customers local experience while you operate globally. Let us take care of messaging network protocols, country-specific regulations while you focus on building your products.

Enterprise grade security

All requests are secured through BASIC authentication on HTTPS. 128-bit SSL encryption is provided for added security.

Strong network

Deliver 5K messages per click through C2sms platform. Our strong partnership with over 800+ global telecom networks across 200+ countries helps you reach customers anywhere, any time.

Flexible & scalable

Whether you are entering a new international market or adding new subscribers, our platform will grow with you. Add/modify users without worrying about additional infrastructure costs.

Dedicated support

Reach us and we are happy to help you. C2SMS customer support team is available over email and phones and assures faster resolutions to your queries.

Reliable platform

99.9% uptime and low latency ensures your messaging campaigns are delivered on time, every time. Save office space since no servers are required at office location.

Cloud Solution

It’s a cloud based solution. You only need to pay for what you use. Automate sending, scheduling huge volumes of messages etc. through flexible APIs.


Transactional SMS convey urgent or vital information to both DND and non DND customers. Examples are SMS related to OTP, password reset, account balance, etc. 

Our advanced systems can send hundreds of thousands of messages out per hour. No matter how demanding your requirements are, we have the capacity to deliver your message on time, every time.

Transactional SMS is not intended for marketing and can be sent 24*7, without any time restrictions.

DND (Do Not Disturb) registered numbers are those numbers registered under NCPR (National Customer Preference Register) not to receive any commercial call or message. 

Whereas non DND numbers will receive all kinds of promotional and marketing SMS/calls.

We Are Trusted By

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Enjoy the experience, C2SMS is the right choice for you and your business!


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© Copyright 2020 C2SMS™ | A product of Fusion Technologies

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What is bulk messaging? How does bulk SMS help your business?

Bulk SMS also referred as bulk messaging simply means sending out a large number of SMS for delivery to targeted mobile numbers. A good bulk SMS Service provider will make the process of sending out these many messages easy with the click of a button. Bulk SMS helps businesses and enterprises to send out important information to their customers. Bulk messaging is widely used for transactions, promotions and mobile marketing.

What’s the difference between transactional and promotional SMS?

Transactional SMS are those that the users have opted to receive and they are usually generated by machine/API whereas promotional SMSs are bulk messages not specific to optin users. 

What are the benefits of bulk SMS for business?

Most businesses usually look for cheap bulk messaging, free bulk SMS or cheap SMS Service provider in India. What they don’t realize is bulk messaging by default is less expensive than any other medium of transactional or promotional communication. The following are the benefits of messaging that’s how business can use bulk SMS services–

  1. Sending of personalized and customized information
  2. Brand awareness to existing users or new users
  3. You can send critical alerts to users. Stock markets and banks use SMS service widely for this purpose.
  4. This is an effective tool for internal or organizational communication
  5. It is still the fastest way to delivery any kind of information.
  6. Automation within a business is not possible without online SMS services.

How to choose the best bulk messaging partner?

A good messaging partner will care for your recipients as much as you do. The following can be the parameters to choose the best Bulk SMS Service provider–

  1. Easy API: Sending bulk SMS to lakhs of recipients must come in handy. Your bulk SMS gateway provider must give you a very easy API or admin panel that disseminates SMS via its SMS gateway in a blink.
  2. Sure-shot SMS delivery: The best bulk SMS partner will have re-routing of messages so effectively that each recipient receives the message come what may.
  3. Add-ons: A convenient bulk SMS solutions company should have easy add-ons. For instance, C2SMS various add-ons like bulk sms excel plugin, bulk sms mobile app, rewarding reseller program etc will give you endless opportunities to make your business communication easy, smooth, productive and easy on pocket.
  4. International bulk SMS service: The best bulk messaging provider will give you international bulk SMS gateway facility by default. C2SMS gives you bulk international sms service in 190+ countries across various sectors and industries.

Does C2SMS have dedicated OTP service and does it supports International SMS?

Yes,  we do have OTP sms for International with voice otp backup.

Is DLT mandatory and can I able to send SMS with DLT registration ?

Yes,  DLT registration is mandatory, and you can still able to send API sms with our default sender id for few days.