Reviewed by Alexis Morain · Updated July 14, 2026
A very high-reach customer service channel, free for small operations, whose real complexity is Meta's messaging policy more than price.
WhatsApp is one of the most used messaging apps in the world, published by Meta. Free for individuals, it offers two business options: the WhatsApp Business app for small operations, and the WhatsApp Business Platform (API) to embed messaging into customer service or marketing at scale.
WhatsApp Business lets you create a professional profile, reply to customers, automate greeting messages and display a catalog. The API platform goes further: chatbots, notifications, marketing messages and integration with a CRM or a tool like Manychat to handle conversations at volume and across multiple agents.
WhatsApp reaches customers where they already are, with high open rates, where email is colder. It pairs with a support tool like Zendesk to centralize channels. The main constraint is not price but Meta's messaging policy.
The app and WhatsApp Business are free. The API platform is billed per conversation, by category (utility, authentication, marketing) and country, with a free 24-hour service window after the customer's last message.
Professional profile
Business page and catalog
Automation
Greeting messages and quick replies
Business API
Chatbots and notifications at scale
Multi-agent
Team conversation management
The WhatsApp app and WhatsApp Business are free, suited to freelancers and small operations. The WhatsApp Business Platform (API), meant for volume, is billed per conversation, with a price that varies by message category (utility, authentication, marketing) and recipient country. A 24-hour service window after the customer's last message allows free replies. Third-party providers (BSPs) sometimes add their own fees.
Free plan / trial
Free app; API billed per conversation with a free 24-hour window.
WhatsApp Business (app)
Professional profile · Automated replies · Product catalog
Free
WhatsApp Platform (API)
Chatbots and notifications · Multiple agents · CRM integration
Per conversation by category and country
Pricing verified on July 14, 2026
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