Send Free SMS: A Comprehensive Guide

Profile Headshot of Satyam Gupta
Satyam Gupta

mins read

December 11, 2023

Key Takeaways

  1. OTP SMS verification is one of the most common use cases of A2P messaging
  2. SMS marketing has gained a lot of significane due to high ROI on camapigns using SMS as a channel
  3. There are a no. of ways to start sending free SMS like online providers, instant messaging apps etc.
  4. Businesses should always adhere to best practices for sending SMS like considering the timing, keeping the message concise etc.
  5. If sending SMS at scale, businesses can also use services by Message Central which are available at unbeatable SMS rates

According to the global A2P messaging report by Mobilesquared, pandemic unearthed a very popular use case in the form of OTPs or SMS verification that appeals to all businesses because of :-

  1. Security for their users/ customers  
  2. Speed and deliverability  
  3. Interaction level  

In this comprehensive guide, we will explore how to test SMS and SMS verification for free and use the same for lesser scale. Also, detailed here is as to how to scale it using SMS and SMS verification APIs on a pay as you go basis with Message Central.

Understanding the Importance of SMS Messaging

SMS, or Short Messaging Service, is a widely-used method of communication that allows users to send text messages from one mobile device to another. It has become an integral part of our daily lives, enabling us to stay connected with others instantly. This is known as P2P messaging. Unlike WhatsApp, P2P messaging is not that popular.  

For businesses, SMS marketing is not only convenient but also cost-effective, especially when compared to traditional phone calls. They are an excellent way to convey information, send reminders, or simply stay in touch with customers.  

WhatsApp marketing has also emerged as a very popular use case but in terms of OTP SMS or SMS verification, SMS still remains most popular because of its large reach.

Exploring the Benefits of Sending Free SMS Online

Sending SMS messages online offers several advantages, including cost savings and convenience. By utilizing online platforms and apps, you can send text messages without incurring any charges from your mobile service provider.  

This is particularly beneficial for individuals who have limited text messaging plans or want to avoid additional fees. Additionally, sending SMS online allows for easy access and management of messages, as you can send and receive texts from any device with an internet connection.

In case you have larger volumes for use cases like text blasts, you can use SMS APIs to facilitate the same.

Methods to Send Free SMS  

1. Online SMS Platforms

There are several online platforms that allow users to send free SMS messages. These are OTP service providers or SMS API tools.

These platforms often require users to register and create an account before they can send texts. Once registered, you can enter the recipient's phone number, compose your message, and click send.

In case you have larger volumes, you’d need to pay for their SMS APIs.

2. Mobile Network Provider's Website or App

Most mobile network providers in India offer online portals or mobile apps that allow users to send SMS messages for free. These platforms typically require users to have an active mobile number with the respective network provider. By logging into the provider's website or app, users can access the messaging feature and send texts to other mobile numbers. But this is mostly a P2P case. For A2P messaging, businesses have to pay per SMS sent.  

3. Instant Messaging Apps

Instant messaging apps have gained immense popularity in recent years, offering a convenient and cost-effective way to communicate with others. While these apps primarily focus on internet-based messaging, many also allow users to send SMS messages.

Steps to Send Free SMS Online

Regardless of the method you choose, sending free SMS messages online typically follows a similar process. Here are the general steps to send SMS messages online:

  1. Determine the online SMS verification service or an SMS marketing platform you wish to use for sending SMS messages.
  2. Register an account on the chosen platform or app if required.
  3. Log in to the platform or app using your credentials.
  4. Enter the recipient's phone number in the designated field.
  5. Compose your message in the provided text box.
  6. Review your message for accuracy and clarity.
  7. Click the send button to transmit the SMS message.
  8. Wait for the recipient to receive and respond to your message.

If you are a business, this remains a one-off case wherein you can send only limited no. of SMS for free. After a limit, you have to pay per SMS sent or OTP SMS sent.

Best Practices for Sending Free SMS Online

Infographic Displaying Best Practices for Sending Free SMS Online

While sending free SMS messages online offers convenience and cost savings, it is essential to follow certain best practices to ensure effective communication. Here are some tips to consider:

  • Be mindful of the recipient's preferences: Some individuals may prefer phone calls or other forms of communication over text messages. Respect their preferences and choose the most appropriate method when reaching out.
  • Keep messages concise: SMS messages have a character limit, typically 160 characters. Keep your messages concise and to the point to ensure clarity and effective communication especially in case of SMS verification.
  • Double-check the recipient's phone number: Before sending an SMS message, verify that the recipient's phone number is accurate to avoid sending messages to the wrong person.
  • Consider the timing: Be mindful of the recipient's time zone and schedule when sending SMS messages. Avoid sending messages late at night or during inconvenient hours. In fact, for promotional SMS timing windows are specified and are to be adhered to by businesses.
  • Respect privacy and security: When sending SMS messages online, be cautious about sharing sensitive or personal information. Ensure the platform or app you are using has proper security measures in place to protect your data.


Sending free SMS messages online is a convenient and cost-effective way to stay connected with your customers. But in case your volume increases, you’d have to start paying per SMS sent.

By utilizing various online platforms, mobile network provider websites or apps, and instant messaging apps, you can send text messages without incurring additional charges. Remember to follow best practices for effective communication and respect the recipient's preferences.


Message Now is the best SMS API service with easy to use APIs and direct operator connectivity.

At unbeatable rates, it provides lightning-fast delivery, high success rate and real time analytics, the tool is a must use by businesses. It is very easy to implement, and the setup is as simple as 3 clicks.  

You can get in touch with the Message Central Team.

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