How to connect WhatsApp to your CRM (2026 guide for small businesses)

This guide is for small-business owners and sales or support leads who want WhatsApp conversations to sit next to the rest of their customer records instead of on one person’s phone. Every rule and number below comes from Meta’s own developer documentation and WhatsApp Business pages, checked on October 20, 2026. Meta changes these pages often, so the links are there for you to re-check before you commit.

What are the three ways to connect WhatsApp to a CRM?

You can connect the WhatsApp Business app, the WhatsApp Business Platform (Cloud API) with your own Meta app, or the Cloud API through a provider. They differ in who owns the setup, who bills you, and what your team can do once chats arrive in the CRM.

1. The WhatsApp Business app, synced into the CRM

This route keeps the phone app you already use and copies its chats into the CRM with a separate sync tool. Close, for example, offers a TimelinesAI integration that syncs WhatsApp Personal and Business app chats into its inbox on a separate subscription, and says the official WhatsApp Business API is not yet supported there.

• Pros: quick to start, keeps your existing number and chat history, no Meta developer setup.
• Cons: it is not the official API, so you get no approved templates, no Meta messaging limits that grow with you, and the setup lives or dies with the sync tool. It also ties the inbox to one phone.

2. The Cloud API with your own Meta app

This route uses the official WhatsApp Cloud API that Meta hosts. You create a Meta app, register a business phone number on it, and give your CRM the access it needs to send and receive messages. Meta’s own docs point here for anyone building something used only by their own business.

• Pros: official, no middleman fees on messages, you own the WhatsApp Business account and phone number, and Meta bills you directly at its published rates.
• Cons: you do a one-time setup in Meta’s developer tools, and the number cannot stay on the phone app at the same time (see coexistence below).

3. Through a provider or a CRM’s built-in integration

Here a Meta partner sets up the Cloud API for you, usually with a guided sign-up flow. Meta calls these partners Solution Partners and Tech Providers: a Solution Partner can extend its own credit line and invoice you, while with a Tech Provider you add your own payment method and Meta bills you for messages. Pricing on top of Meta’s varies widely:

• GoHighLevel charges $10/mo per enabled sub-account plus per-message fees, with a default 1.05x multiplier for payment processing.
• Kommo says its official WhatsApp integration has no extra Kommo fees, and Meta bills the payment method on your WhatsApp Business account.
• HubSpot connects a WhatsApp Business account through Meta Business Manager on Marketing Hub or Service Hub Professional and Enterprise.
• Pipedrive offers WhatsApp on Growth and above, still in beta and not available to all customers yet.

Going through a partner is also the documented way to get coexistence: using the WhatsApp Business app and the Cloud API on the same number. Meta’s coexistence guide is written for Solution Partners and Tech Providers, needs WhatsApp Business app version 2.24.17 or higher, and caps those numbers at 20 messages per second.

What do you need before you connect WhatsApp Business to a CRM?

You need a Meta business portfolio, a phone number you own that is not already on WhatsApp, and a display name for that number. Business verification is optional to start but unlocks higher limits. In detail:

• A Meta developer account and business portfolio. Meta’s get started guide has you register as a developer and pick or create a business portfolio while creating the app.
• A phone number you own. Meta’s phone number rules say it must be owned by you and able to receive a voice call or SMS for the verification code.
• A number that is not already on WhatsApp, unless you use coexistence through a partner. Meta says numbers already in use with WhatsApp cannot be registered unless they are deleted first.
• A display name. You must provide display name information when you register the number, and Meta checks the name against its guidelines and marks it approved or declined.
• Business verification (recommended). Verifying your business through Meta Business Manager is one of the ways to raise your messaging limit and your phone number cap.

The 250 limit only counts customers you start conversations with. Replies to people who messaged you first, inside the 24-hour window, do not count against it.

How do you set up the WhatsApp Cloud API for a CRM?

You create a Meta app with the WhatsApp use case, add your phone number, create a permanent access token, and point Meta’s webhooks at your CRM. These are the steps in Meta’s Cloud API get started guide, kept at the level Meta documents them. Your CRM’s own guide fills in where to paste each value.

1. Register as a Meta developer using a Facebook account or managed Meta account.
2. Create a new Meta app with the WhatsApp use case in the Meta App Dashboard, and select or create your business portfolio.
3. Connect the app to a WhatsApp Business account and note its account ID. Meta gives you a test number so you can send a first message before using your real one.
4. Add your business phone number, verify it with the code Meta sends by SMS or voice call, and enter your display name. Meta’s phone number guide covers this.
5. Create a system user and a permanent access token in Meta Business Settings. Assign it your app and WhatsApp account, and give it the business_management, whatsapp_business_messaging and whatsapp_business_management permissions. The temporary token from the dashboard expires and is only for testing.
6. Set up webhooks so Meta sends incoming messages and delivery statuses (sent, delivered, read) to your CRM. See Meta’s webhooks overview.
7. Create message templates for anything you send outside the 24-hour window, such as reminders or follow-ups. Templates are grouped as marketing, utility or authentication, and Meta reviews them before use. See the templates overview.
8. Send a test from the CRM to your own phone, reply, and check that the reply lands on the right contact.

If your CRM connects through a partner instead, steps 2 to 5 usually collapse into a guided sign-up window where you log in to Facebook and pick your business and number.

How much does WhatsApp cost when it’s connected to a CRM?

Meta charges per delivered message, and the rate depends on the message category and the customer’s country code. Meta switched to per-message pricing on July 1, 2025, and you are charged only when a message is delivered, not when it is sent. Messages your customers send you are free. Meta lists current rates by market and category on its WhatsApp Business Platform pricing page.

• The 24-hour customer service window. When a customer messages or calls you, a 24-hour timer starts, and each new message from them resets it. Inside the window you can send normal free-form replies.
• Templates outside the window. Once the window closes, you can only reach the customer with an approved template, and each template is billed as marketing, utility or authentication.
• Service messages. Free-form replies inside the window are billed as service messages. Since October 1, 2026, each business phone number gets 1,000 free service messages a month, and Meta charges from the 1,001st.
• Who bills you. On your own Meta app, Meta bills your WhatsApp Business account directly. Through a partner, the partner may bill you instead, sometimes with its own fees on top, as the provider examples above show.

The practical upshot for a small team: answer fast while the window is open, because those replies are the cheapest messages you send, and keep templates for the follow-ups that really need them.

Can you send WhatsApp marketing messages to US customers?

No. Meta’s documentation states that WhatsApp does not currently deliver marketing template messages to users with United States phone numbers, meaning numbers with a +1 dialing code and a US area code. The pause has been in place since April 2025 and applies to every provider and every CRM, because it is Meta’s rule, not a feature gap.

What still works for US contacts: conversations your customers start, your replies inside the 24-hour window, and utility templates such as order updates or appointment reminders. If US promotions are your main reason for adding WhatsApp, plan those for email instead until Meta changes the rule.

What does WhatsApp look like inside a CRM?

Done well, WhatsApp becomes one more channel in a shared inbox, with every chat tied to a contact record your whole team can see. When you compare CRMs, check for these:

• A shared inbox. Several people can read and answer the same WhatsApp number, so chats do not depend on one phone.
• Assignment. Each conversation has an owner, so customers do not get two answers or none.
• Templates that sync. Templates you create in Meta show up in the CRM with their approval status, ready to send when the window is closed.
• The 24-hour window shown clearly. The reply box should tell you whether a free-form reply is allowed or a template is needed.
• Conversations on the contact record. WhatsApp messages sit in the same timeline as emails, calls, deals and notes for that person.
• Automations that respect Meta’s rules. Follow-ups that send a template when the window is closed, and never a marketing template to a US number.

How does UnifyLoop connect WhatsApp?

UnifyLoop uses route 2: the official Cloud API with your own Meta app. A step-by-step guide inside the app walks you through the Meta setup, and you pay Meta directly at its rates, with no UnifyLoop markup on messages. WhatsApp chats land in the same shared inbox as email, on the contact record, with templates synced and the 24-hour window handled for you.

Two honest limits: Meta’s US marketing pause applies to UnifyLoop like everyone else, so there are no WhatsApp marketing broadcasts to US numbers, and UnifyLoop does not yet offer SMS, Instagram or Facebook Messenger. See WhatsApp in UnifyLoop for how it works, or pricing for plans from $0.