Whatsapp Business API

Whatsapp Business API

For medium and large businesses, the WhatsApp Business API powers your communication with customers all over the world.

With built-in tools and software for visual workflows, interactive buttons, analytics, and template message management

WhatsApp Business API Features


Retail & Facebook Advertising
Fintech & Human Resources


Of course you can use the WhatsApp API to enable a bot for easy communication and chat. If you have any questions about the possibilities and the setup, we are happy to help you.
Yes, the Whatsapp Business API solution can be used by one user, as well as by multiple agents as a web solution. Collaborative answering of WhatsApp requests is therefore very easy and clearly arranged.
Using the WhatsApp Business API, ensures legal and privacy-compliant use of WhatsApp in customer communications. When starting communication with a business, the customer submits a consent before using the WhatsApp service. Customer also proactively contacts customer service via WhatsApp and confirms the privacy policy. Also the customer can unsubscribe at any time with a simple word or command and request that their data be deleted.
WhatsApp messages between the Whatsapp Business API and customers are end-to-end encrypted. WhatsApp cannot read them. Therefore this solution is more secure than email or many other messengers, that are not encrypted. Our hosting servers (where encryption and decryption happens) are located in certified data centers where our customers needs them to be hosted.What is also to be mentioned for customers using our API: We do not store any message data after messages are retrieved.
We deliver a solution, that has little technical effort on your side. Our API is very much based on the WhatsApp Business API, so your developers do not need any extra documentation. Our service is solving all the problems you would have to solve as a on-premise customer, but the API is based on the original WhatsApp API, so you will have all new features without delay and the UX of the original API.

– The WhatsApp Business API enables Branded Messaging / ‘Verified Business’

– You can bring your own number (mobile, landline, toll-free)

– The WhatsApp API makes rich messaging within the communication with your customers available (images, files, location, videos, links, buttons)

– With branded stickers, interactive buttons and quick replies you can enhance and speed up any dialog with you customers

Yes, you can connect existing CRM systems with our solution via our API. Please contact us, so that we can understand and satisfy your exact needs.

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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.