Powerful Bulk SMS Marketing Software


Windows Desktop SMS Software to Send bulk SMS.
Available with complete source code and unlimited PC license.

Extremely fast, easy-to-use, and Powerful SMS marketing software for small businesses to boost sales.

Get the 2-in-1 Whatso Software.

Get power of bulk WhatsApp Sender and text messaging in a single software. Send SMS in 100+ countries.
Latest version of SMS texting software released on: July 11, 2022.

sms markeing software dashboard

Whatso is a comprehensive Bulk SMS Marketing software that increases your revenues and sales through massively powerful SMS deliveries across the globe. Bulk SMS text messenger has cutting-ege features like extremely fast Bulk SMS, Campaigns Scheduler, & Campaigns Management.

software SMS package

There is no additional monthly usage charges for software to send SMS. You only pay for the SMS used by you. We have the same SMS price even for customers sending small number of SMS.

sms software reselling rights

We don't limit you to use only our SMS provider. You can use any SMS provider of your own local country or choose any of your own preference. Just email us with your local SMS provider credentials and we will integrate it for you free of cost.

How Whatso Bulk SMS Sender Software works?


Import Phone Numbers

Import numbers by copy-paste or from any of your existing file such as CSV or Excel.


Create Message / Campaign

Prepare your personalized SMS which you want to send for bulk SMS marketing.


Send SMS

Click on send or schedule SMS for sending it on a later date-time.

One Message Can Convert Your Potential Customers Into Clients. Engage your customers like never before with our
world-class SMS sender software!

What Is SMS Marketing Software?

SMS marketing software is an automated way to send out your SMS Marketing campaigns by bringing in legal backing and support with access to permission from the government of your country.

Whatso’s software helps you send free bulk SMS Marketing messages with just a click of your fingers which helps both your current and potential customers to know more about your business, your ongoing deals, and your future offerings.

Whatso is here not only to give you a professional outlook and support towards driving the traffic towards your business and audience but also acts as a perfect partner to ace your SMS marketing campaigns and strategies. It’s a fact, Whatso is your best choice and SMS partnering software to consider.

Now, let’s look at this in another way. You can send messages on your own and there is no doubt about it. However, can you study the reach, analytics, and how these messages are performing in terms of bringing back potential leads? Ahh, now that’s something you need help with. Otherwise, how will you know how and where to alter your performance and improvise upon, right? That’s where Whatso’s SMS mobile marketing software comes in.

The best part is, you can now avail all of Whatso’s amazing services from your mobile as well. With our bulk SMS text messaging software for mobile marketing at your service, be sure to ace your SMS marketing campaigns and stand apart from your crowd in the best manner possible.

SMS Marketing Software Features

Send 1000's Of SMS at a time online

Blast SMS to large number of users with just a few clicks.

Customized SMS

Send personalized SMS with receiver's name and custom fields.

Manage Contacts

Import, manage & segment thousands of customers.

Advanced Features

Bulk SMS, Campaigns Scheduler, & Campaigns Management.

Customized Sender ID

Use your own business name as sender ID for sending SMS.

Highest SMS Delivery

Our infrastructure is optimized for reliable global delivery at any scale.

Choose Transactional SMS or Promotional SMS as per your business needs.

Promotional SMS

Promotional SMS is used for sending promotions & offers to new and existing customers. Typically can be sent during day time only from 9AM to 9PM.

Transactional SMS

Transactional SMS route can be used for sending transactional SMS such as OTPs and order alerts to your registered users. These SMS can be sent 24x7.

SMS Business Texting Software Pricing Calculator

SMS to Country
SMS Credits
Price per SMS ()
Total Price

Unlimited Validity

Your SMS credits are valid for lifetime.

160 Character's SMS

In a single SMS, you can send upto 160 characters.

Simple Flat Pricing

Our pricing is simple and straightforward.

Promotional SMS

Send marketing SMS as per your local rules.

Schedule SMS

You can schedule SMS 10 days in advance.

Detailed Reporting

Get detailed reporting about sent & undelivered.

Worldwide Coverage

Send messages to 100+ countries across the world.

Taxes Included

Total prices shown above includes all tax.

Note: Purchase of our SMS marketing software is required for sending SMS. Purchased SMS credits can be sent through Whatso Software.

WhatsApp Marketing Software Pricing

Standard Buy now

Software is valid for a year only on a single PC with this plan.

  • Single PC Yearly Plan
  • 500 Messages / Day
  • WhatsApp Marketing Software
  • Free updates, emails, and chat support
  • Send Button Messages
Visit Pricing to see more

Professional Buy now

Software is valid for lifetime on a single PC with this plan.

  • Single PC - Lifetime License
  • Unlimited Messages / Day
  • WhatsApp Marketing Software
  • Free updates, emails, and chat support
  • Send Button Messages
Visit Pricing to see more
Popular plan

Enterprise Buy now

Software is valid for lifetime on multiple PC with this plan.

  • 50 PC Lifetime Plan
  • Unlimited Messages / Day
  • WhatsApp Marketing Software
  • Free updates, emails, and chat support
  • Send Button Messages
Visit Pricing to see more


Note: This pricing plan is valid for lifetime on multiple PC. Upload your logo and name online to modify the software & resell Whatso with your company name immediately.

Visit Pricing to see more
Most Popular Plan

4-in-1 PACKAGE

Note: An amazing deal through which you get complete whatso website, software, source code, website hosting self hosting, and reselling rights.

  • Everything of Whatso White Label Software Plan
  • Unlimited PC & Reselling License
  • Free updates, email and chat support
  • WordPress-WooCommerce Website (Zip Download)[Demo]
  • Send Button Messages
Visit Pricing to see more

5-in-1 PACKAGE

Note: An amazing deal through which you get complete whatso website, software, source code, website hosting, and reselling rights.

  • Everything of White-Label With Website(Zip File) plan
  • Unlimited PC & Reselling License
  • Free updates, email and chat support
  • WordPress-WooCommerce Website (Hosting Provided)[Demo]
  • PayPal integration
  • Send Button Messages
Visit Pricing to see more

How to buy SMS from Whatso?

whatso brand

How to check SMS Delivery Reports on Whatso?

whatso brand

Looking for inspiration to send messages?

Checkout our list of message templates that you can use to share with your customers and improve your revenue.

Frequently Asked Questions

What do I get with Whatso Software?
Whatso is building a comprehensive customer communication platform. It provides businesses to communicate with their users using WhatsApp & SMS.
What is the future roadmap for Whatso Software? Are all update's free of cost?
The software is continuously evolving and it will have integrations with WordPress, Shopify, FB messenger, Instagram, Mailchimp etc in future. All the updates to existing customer shall be free of cost.
I want to integrate my SMS Provider with Whatso. Can I do it for free?
Yes, Whatso is building a customer communication platform and we will integrate your local SMS provider with Whatso free of cost. Just send us an email at hi@whatso.net and we will integrate your SMS provider.
Is SMS Marketing Effective?
Yes, SMS Marketing is one of the most effective channels of communication present in the digital space with tons of opportunities. With people on their phones 24*7, it becomes easier to leverage SMS campaigns to your benefit.
Is SMS Marketing Legal?
Yes, SMS Marketing is legal. However, you need to get permission from the authorities regarding the same. If you are indulging in bulk SMSs, then it is important to comply with the rules and regulations of the government of your country to avoid falling into any trouble.
I want telephonic support. Where should I call?
There is no telephonic support available due to high demand. The website lists all possible information and if you still have any question, you can email us on hi@whatso.net.
Can I buy SMS without buying Whatso Software?
SMS purchase without buying Whatso software is not allowed.
I have a MAC. Can I use Whatso?
As of now, Whatso only supports Windows PC. MAC is not supported.
Can I resell Whatso?
Yes, you can definitely resell Whatso Software. We provide complete source-code as well as White label version for you to resell the software.
Can I send bulk SMS's?
By using SMS Marketing Software, you can easily send bulk SMS's to your targeted audience. By doing this, you not only save time but also have a higher chance of hearing back from more than one prospective customer.
What is the open rate for SMS Marketing
If compared, the mailers have a 20% open rate while bulk SMSs have a 98% open rate. So, that said and done, with a successful SMS Campaign, you have 98% chances of acing your campaigns.
This is way more than the normal messaging tools and techniques available in the market. Call it a human peeve, an unread message is a headache for many. So, when text messages have the power to turn things in your favour, what are you waiting for? Still, have questions?

SMS Marketing Software Information

Do I have to pay for SMS even after purchasing a plan? If yes, how much do I have to pay per SMS?
Whatso software is a dual WhatsApp marketing & SMS Software. Sending messages over WhatsApp is free of cost. However SMS messages are chargeable. Visit our SMS page to know in more details about the pricing.
Bulk SMS Sender Software - Why should you use Whatso?
Well, marketing is tough. When there are tons of competitors in the market using the same tools and techniques to achieve the same ground root results, it becomes difficult to survive in the market and drive in traffic to your business. But, what if we tell you that you can cancel out all the competition and choose a track which is highly effective yet unexplored? Most importantly, the track is free from competitors as many of your co-business ventures have still not eyed this aspect of communication?
No, this is not a far fetched dream but something that has lost its essence over time. It’s something you browse through all the time to view important notifications about your purchase and orders. It’s not your email or some unexplored social media platform. It’s your plain-old SMS. sending bulk text messages from computer is one of the most unexplored paths that you can take towards marketing. If your audience is large and is distracted by tons of other marketing mechanisms used by your competitors, bulk text or SMS messaging might be a great way-out from this cut-throat competition.
With Bulk SMS solutions, you can not only directly address your customers through just the click of your fingers, but also achieve real results which speak in terms of numbers and large business turnovers. However, when boiling down to this mechanism, there are few questions one might ponder upon. Answering all these questions, we will also give you tips and tricks to stand out from the crowd and achieve great results to convert your potential customers into paid clients.

What Is Bulk SMS Marketing?
Let’s start from the basics. What is bulk SMS marketing? - Bulk SMS marketing is a method of targeting your customers through the click of your fingers. One message is sent to a large number of the audience only by inputting their phone numbers. This helps you, as a business enterprise to send bulk SMS online and also saves on a lot of time, energy and money. We offer a free sms marketing software free download trial, You can try out the free version.
Bulk SMS marketing is a way to communicate with a wide range of customers using mobile technology. With a wholesale SMS marketing service, your business message can reach thousands of potential customers in and around the world with special offers and discounted prices of text message Software, delivering your message to their back pocket. You're able to create the message that you wish to communicate with your customers and deliver it the way you know it will see them!
Amongst many tried and tested text message Software, bulk SMS messaging software is regarded as highly beneficial, both in terms of return and results. Whatso bulk SMS marketing service not only helps you to ace SMS marketing but also helps you bridge the gap between industry-defining innovations and also provide information merging and online address book server.
What is the conversion rate for SMS Marketing?
As stated by various tipsters, researchers, and verified sources, the average conversion rate for SMS Marketing is 29%. However, if this is compared to the average increase in conversion rates when in line with text marketing, the figures are 156%.
Stating facts, anything above 10% is a good conversion rate. When you earn a good conversion rate through text messages, you set your company's bars high in the digital advertising world. This makes you better than average and helps you stand apart from your crowd.
How Can I Send Bulk SMS Through Text Marketing Software?
The easiest and most convenient way to send bulk marketing SMS is by utilising Whatso SMS bulk messaging software. With this, everything gets automated and all you need to do is follow certain given steps and guidelines to set forth your smooth sailing journey in SMS marketing.  To make things easier for you, follow the given steps and ease out your working process:
Step 1: With the help of bulk sms sender software, upload your entire contact list. After this, you can draft the message you wish to send to your targeted customers.
Step 2: After you are done finalising and drafting your message, you can now hit the send button. Sit back and relax as your message reaches your potential customers with a 100% guarantee.
Step 3: Want to track how successful your bulk SMS marketing campaign was? Track the same using Whatso’s reports and analytics.
How Do I Start A Bulk SMS Business?
The best way to start a bulk SMS business is to subscribe to SMS bulk messaging software like Whatso.
SMS marketing software is available with Reseller plan to help you start your bulk SMS business. You just have to buy the Reseller version and modify it as per your requirement. Now you can market it to your own customers and can earn 100% of profits.
With the Whatso marketing sms software, all your customer need to do is plan their message and hit the send button while all the other technicalities are handled by the software. However, there are certain things to keep in mind to make this a success. The content. How should your content be?
Be A Story Teller: A story told well, sells well. The basic agenda of marketing these days is connecting with the audience on an emotional level and conveying your brand message and story. With no limits or conditions to your words, you can write the story you wish your customers to read. However, we suggest keeping your message short as this helps to keep the reading span alive.
Personalise: Customise and personalise your text message by adding the personal details of your customer through SMS messaging tool. A personalised text message helps you to connect easily with your audience and increases the chances of conversion as well.
Conversational: Nobody likes reading boring text messages. Plan your message in a way that your customers engage in the conversation through the bulk SMS messaging software. More the conversation, more the chances of conversion.
How many messages can I send per campaign?
There’s no limit on the number of messages you can send per campaign. The recommended number of messages to be sent out per campaign is 20,000 as this number is manageable in nature. The scheduling of the bulk SMS should be done between intervals of 15-30 minutes for better and profitable results.
Why should businesses use bulk SMS?
  • This helps businesses gain scalable results
  • This helps businesses gain scalable results
  • Bulk SMS sender's allow businesses to connect to a larger audience in a short span of time
  • This increases the geographical scope of business growth
  • Helps boost sales
  • Builds a faster and better customer relationship
  • Low market competition
  • Faster results
  • Low cost of investment and higher return on interest
  • Profitable for any business size
  • Increases brand loyalty
  • Increases customer retention
  • Scope for new customers generation
  • Measurable growth analytics
What is the difference between Promotional SMS & Transactional SMS?
The main difference between Promotional SMS & Transactional SMS is as follows;
Promotional SMS Transactional SMS
●Used for sending only marketing & sales messages. ●Used for sending orders and booking related informational messages to registered customers.
●These SMSs are delivered only to customers who have opted in for these services and non-DND numbers. ●Not used for marketing purposes.
●Sent between 9 am to 9 pm. ●Sent anytime of the day (24/7)
●These messages have a random 6 character sender ID which is determined by the network operator. ●Sent to anyone regardless of their number status.
●Increase customer engagement. ●Identified with a 6 digit number chosen by the company.
How Can I Send Bulk Messages For Free?
There are many ways to send a bulk message for free through SMS messaging softwares. However, today we will discuss the steps to send bulk messages for free through India’s best sms marketing software called Whatso. Follow the steps given below to get your free bulk marketing SMS started:
  • Draft your message to be sent through bulk SMS free apps.
  • Add recipients by selecting the number from your contacts.
  • Type the text message you want to send to your target customers in the message box.
  • Preview your message & hit the send button! It's that simple.
Using SMS messaging services have their own benefits and is highly recommended for small businesses who have a target audience of a large crowd and wish to cut some slack in terms of the competition these businesses face in the market. You can not only use this best sms marketing software in India but also you can use anywhere around the world. If it’s bulk SMS text messenger, it’s Whatso.

What are you waiting for?