WhatsApp Business API

Stay connected to your customers with live chat environments, automated alerts, and feature-rich messaging.

Our WhatsApp Business API platform offers reliable delivery, 2-way communication, and flexibility to connect with your customers on an app that which they know and trust.

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Stay connected with WhatsApp Business API

Connect with your customers on the channel they use the most. WhatsApp messages are detailed, reliable, and empower workflows across customer service, marketing, and business operations.

Scalable communication

Reach more customers on the messaging app they already use every day. Send high volumes of notifications, alerts, or support responses effortlessly.

Rich and interactive

Go beyond plain text with templates that include images, buttons, quick replies, and more. Create branded, engaging conversations that feel native to the app.

Secure and verified

Send messages through a verified WhatsApp Business account. Build trust with your audience through end-to-end encryption and a branded business profile.

Start your free trial

Discover the full power of our mobile messaging platform.
Request a demo from our expert solutions team now.

How businesses are using WhatsApp API

Customer support

Let customers avoid long email chains or phone calls to book appointments or check order information. Send personalised confirmations and reminders to reduce no-shows and improve engagement.

Automated chat support saves time and can be accessed instantly, ensuring customers have important details when they need them.

Marketing campaigns

Got a sale coming up? Let customers know by sending snappy and conversational messages tailored to their interests.

Scale large campaigns effortlessly, segment audiences, and outreach without problems whilst retaining a personal touch that makes your business unique.

Alerts and updates

Deliver time-sensitive alerts and updates directly to customers precisely when they need them.

Whether it’s appointment reminders, order confirmations, delivery tracking, or service disruptions, WhatsApp messages are fast, reliable, and attention-grabbing. With high open rates and real-time delivery, you can keep your customers informed without getting lost in crowded inboxes.

Adding WhatsApp and chatbot functionality to our communications has made a significant impact already as it allows us to triage, automate and resolve customer queries from a single, secure platform that is known and trusted by our customers.

Lucie Riley – Chief Operating Officer, Rhenus Home Delivery

Explore all WhatsApp API features

Image, video support

Choose from one or two-way messaging – to many or few – and get sending in minutes

Branded business profiles

Provide address, description, email, and website, in an environment including your corporate identity

2-way chat interactions

Provide customer service interactions in an environment your customer is already familiar with

Read receipts

Make sure that your message has reached the customer quickly and easily

Cross OS support

Send messages to any recipient who has WhatsApp installed on their device

Esendex, your reliable business messaging partner

20+ years experience

We’ve been helping businesses send text messages to customers for over two decades. Our team brings in-depth knowledge and technical expertise to every solution we deliver.

46,000+ customers

Organisations of all types and sizes trust Esendex to power their communications. From fast-moving retailers to highly regulated sectors, we support a wide range of messaging needs.

5B+ messages per year

Our platform is built for high performance at scale. Every year, we deliver billions of messages with the speed, security and reliability our customers rely on.

Security and compliance

We’re ISO 27001 certified and fully GDPR compliant. From data protection to message delivery, security is at the core of everything we do.

Global reach

Send messages worldwide with confidence. Our direct carrier connections and in-country knowledge ensure reliable delivery across borders.

Flexible integration

Use our intuitive web platform or connect via API. Whether you’re sending one-off messages or building complex automations, we give you the flexibility to work your way.

Discover WhatsApp for your sector

WhatsApp helps organisations across a wide range of industries deliver rich, secure and personalised communication. See how businesses like yours are using it to improve customer experience and streamline operations.

Person next to mobile phone and and an image of discount clothing tags.

Send order updates, back-in-stock alerts, and personalised promotions straight to your customers on their favourite messaging app.

Use quick replies and rich media to drive faster engagement and better conversions.

Improve customer trust in financial services with verified WhatsApp messaging.

Send fraud alerts, appointment reminders, secure notifications, and enable two-way support conversations — all while maintaining compliance.

A woman working in healthcare using mobile phone.

Rearrange appointments, send care instructions, and patient follow-ups through a secure, encrypted channel.

WhatsApp makes communication easier for healthcare providers and patients.

Let’s start sending, together.

Discover the full power of our mobile messaging platform.