The best 5 WhatsApp API providers for businesses in 2025
If a WhatsApp business solution is on the radar, it’s likely because inboxes are overflowing or promotions are being sent manually instead of focusing on growth. That’s a strong sign the free WhatsApp Business App has reached its limits.
The app is designed for small teams and basic conversations, not for scaling engagement. When inquiries surge or campaigns need to run at volume, it struggles. That’s where the WhatsApp Business Platform (WhatsApp Business API) helps—automating customer interactions, streamlining workflows, and boosting conversion rates with reliability.
With so many vendors, choosing can feel overwhelming. To make it easier, here’s a curated shortlist of five WhatsApp API providers worth evaluating, based on capabilities, scalability, and support.
What are the key features to look for in a WhatsApp Business API provider?
Choosing a WhatsApp Business API provider becomes more straightforward when you know the most important features. Once you know what to prioritize, you'll find the ideal provider that fits your business vision.
1. Official WhatsApp Business Solution Provider (BSP)
This is non-negotiable. Only work with an authorized Whatsapp Business Solution Provider to ensure your account is stable, secure, and compliant with WhatsApp's policies. Unofficial providers risk getting your number banned.
2. Easy onboarding process
An efficient onboarding process is crucial. It saves you time and allows you to experience new WhatsApp features before others in your industry.
3. Scalability for customer interaction
The provider should help you scale your customer interactions effectively as the number of inquiries on WhatsApp increases, enabling you to increase customer engagement on a larger scale.
4. Compliance with WhatsApp’s policies
Ensure the provider knows WhatsApp’s policies inside and out and aligns with data protection standards like GDPR to safeguard your customers' sensitive data.
5. Advanced/native integration with messaging channels & tools
Look for features that allow integration with CRM software like Salesforce or HubSpot, calendars, payment gateways, and task management tools to enhance efficiency and accuracy in customer service. CRM software can increase sales by 29%.
Best 5 WhatsApp API providers
1. SleekFlow
SleekFlow is more than just a WhatsApp API solutions provider; it’s an Agentic AI omnichannel conversation platform built to turn chats into sales. It’s designed for businesses that need to manage the entire customer journey—from marketing and sales to support—in a single, unified inbox that connects WhatsApp Business API, Instagram, Facebook, and more.
As an official Meta Business Solution Provider (BSP), SleekFlow ensures a reliable connection and a smooth, 3-minute onboarding process. Whether you’re starting fresh or migrating from another provider, the platform guarantees a hassle-free transition, retaining your verified status, message templates, and message history.
Customers using the WhatsApp Business API through SleekFlow have achieved results beyond their expectations.
If your business seeks a digital solution to boost operational efficiency and customer management, SleekFlow is your ideal partner.
Austin Chui
Operations Director
2. 360dialog
Image Credit: 360dialog
360dialog takes a different approach by focusing solely on providing a gateway to the WhatsApp Business API. It is designed for businesses and developers who want a reliable, no-frills API connection to build their own solutions on top of.
Because 360dialog provides direct access, businesses can leverage everything the API supports—such as sending media, templates, and notifications—but they must either develop these solutions themselves or integrate the API with third-party software. Unlike other providers, 360dialog does not include features such as a shared inbox, no-code automation, or integrated AI chatbots. To access these capabilities, businesses would need to connect 360dialog with another platform, such as a CRM or helpdesk.
Discover the power of WhatsApp with SleekFlow!
Unleash your full potential with WhatsApp Business API. Your customers are waiting!
3. Twilio
Image Credit: Twilio
Similar to 360dialog but on a much larger scale. Twilio is a developer platform for all types of communication, with WhatsApp being one of many channels. With Twilio, businesses can send and receive WhatsApp messages, notifications, and templates at scale, while also integrating seamlessly with SMS, voice, and email channels. However, Twilio is not a plug-and-play solution. It requires developer resources to set up, customize, and maintain.
4. DoubleTick
Image Credit: DoubleTick
DoubleTick is designed with the sales team in mind. It positions itself as a central platform for managing all business needs on WhatsApp, from sales and support to marketing. Its mobile and web dashboards are built to help sales teams manage leads and conversations efficiently from a single WhatsApp number.
5. Wati
Image Credit: Wati
WATI is built exclusively for WhatsApp Business API, offering a simpler solution that doesn’t require heavy technical resources. With WATI, businesses can manage customer conversations in a shared team inbox, set up basic automation flows, and use pre-approved WhatsApp templates for notifications or promotions. It also includes light CRM features to store customer details and segment contacts.
How to choose your WhatsApp API solution partner？
The "best" provider doesn't exist—only the best provider for you.
If you need an all-in-one, robust AI platform for growth... You want a central hub for all customer conversations to drive marketing, sales and support. Platform like SleekFlow is built for this from the ground up.
If you have developers ready to build from scratch... You don't need a pre-built platform; you need a powerful, flexible API. Twilio is the industry leader here, with strong alternatives like Sinch and Plivo offering similar robust developer tools.
If you're a small business focused on specific market... Your goal is to get started quickly with a tool tailored to your region. Providers like Wati, Interakt, AI Sensy, Zixflow, or LimeChat are popular and built for this specific use case.
How do I set up WhatsApp Business API for my business?
Now that you know the best options for selecting the WhatsApp API provider for your business and are wondering how to get started, applying and setting up WhatsApp Business API for your business differs from each provider. Hence, there is no one single way to do it, but generally, they all include:
Choose a WhatsApp Business Solution Provider (BSP): Select an official BSP to help guide you through the setup process.
Verify your Meta business portfolio: Ensure your Meta Business Manager account is verified by submitting your business details to complete the Business Verification process.
Register a phone number: Provide a new phone number that hasn’t been used with WhatsApp before.
Set up the API: Your BSP will assist in finalizing the API setup, integrate the features, and enable communication and customer engagement automation.
Get more information on setting up the official WhatsApp Business API with our guide.
What is the difference between WhatsApp, WhatsApp Business App and WhatsApp Business API?
The WhatsApp Business App is tailored to small businesses and has essential business tools. At the same time, the WhatsApp Business API is meant for larger companies needing advanced features like automation and CRM integration.
Setting up the WhatsApp Business API with SleekFlow is a smart choice if you're looking for a trusted partner with top-notch customer support.
Get started today with SleekFlow’s WhatsApp Business API
Book a free demo to see how you can turn conversations to revenue with WhatsApp AI Agent.
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