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WhatsApp & automation

Calendly and WhatsApp: how to handle reminders, cancellations and reschedules

If you use Calendly to let clients book from your website, you have solved half the problem. The booking lands in your calendar on its own. But everything that happens afterwards, the reminder the day before, the last-minute cancellation, the client asking to move, keeps arriving on WhatsApp and you keep handling it by hand.

This guide explains how to make Calendly and WhatsApp work together. Neither needs replacing and you don't need a dedicated connector: the bridge between the two is Google Calendar, which Calendly already uses and which a WhatsApp assistant can read and update.

WhatsApp chatbot for appointments: five options compared

Anyone looking for a WhatsApp chatbot for appointments finds dozens of products that seem to do the same thing. They don't: they belong to five different families, built to solve different problems, and picking the wrong one means paying for features you'll never use while missing the ones you need every day.

Before we start, here are the six criteria this comparison is built on. They are the ones that make a practical difference for a practice:

  1. Does it hold a conversation or only send notifications? Can the client book by writing, or do they only receive outgoing messages?
  2. Phone number: can you use your current one? And if so, do you keep replying from the WhatsApp Business app on your phone, or only from a web page?
  3. Calendar: does it read the calendar you already use or force you onto another one?
  4. Language: does it understand a normally written sentence or does it need a menu of options?
  5. Message costs: do you pay Meta directly or does it go through the provider?
  6. Maintenance: who does it when you change your hours or services?

The first criterion is the one almost nobody looks at, and it ends up changing everything. Wably is one of the solutions in the running: that's why the comparison includes a section on the cases where it isn't the right choice.

How to create a WhatsApp chatbot without knowing how to code

You can build a WhatsApp chatbot without writing a single line of code. There are three ways to do it, and they differ less in the subscription price than in a cost that appears on no price list: the hours you put in yourself.

Below are the three paths, with a realistic time estimate for each, what you need to get started and where each one breaks. At the end there's a table that lets you choose in thirty seconds.

WhatsApp chatbot: how it works and what it really costs

A WhatsApp chatbot is a system that answers your clients' messages for you, inside the chat they already use. It works by connecting your number to Meta's official API and letting an automated engine read the incoming message and produce the reply.

Put that way, it sounds simple. In practice there are three pieces to understand before you choose a solution, and almost nobody explains them before selling you a subscription. This guide covers all three: how it works under the hood, what it can and cannot do, and what it really costs per month.

WhatsApp service messages charged from October 2026: 1,000 stay free every month

Updated 2 September 2026.

From 1 October 2026 Meta goes back to charging for the replies you send on WhatsApp Business. The news is going around as a price rise, and for anyone handling thousands of conversations a day it is one. For an appointment-based business the conclusion is different: Meta includes 1,000 free service messages every month on every phone number, and that allowance covers a normal business without coming anywhere near the limit.

WhatsApp Business API cost control: how Wably protects you

When you hand your front desk over to an automated assistant, one question comes before all the others: what if somebody takes advantage of it, who pays?

It's a fair question, and the honest answer is that messages sent on WhatsApp Business have a cost that Meta charges straight to your own account. It doesn't go through us, we don't resell it, we make nothing on it. That's exactly why we built Wably so that this expense stays predictable even when something unexpected happens.

This article explains exactly what your assistant does to keep it low, and what happens in the worst case.

AI Chatbot on WhatsApp for Appointments: How It Changes Your Practice's Image and Organization

Today the first impression a client forms of your practice no longer happens in the waiting room. It happens on a phone screen, in the minutes after they message you to ask whether you have a slot on Thursday.

What happens in those minutes tells the client more than you might think: how organized you are, how much you value their time, how up to date your way of working is. An AI chatbot on WhatsApp for appointments is therefore not just a virtual receptionist that saves you hours. It is your practice's first business card, and it works twenty-four hours a day.

Multilingual WhatsApp: How to Reply to Foreign Clients Automatically and Win More Bookings

If you work in a historic city, a holiday destination or an area with a lot of foreign residents, you have had it happen dozens of times: WhatsApp messages in English, German, French or Spanish. It applies to a physiotherapy practice just as much as to a beauty salon, a tattoo studio or a massage centre: someone on holiday or living abroad looks for a professional and writes in their own language.

Replying immediately in a foreign language is one of the strongest levers you have against local competitors. Translating messages by hand with an outside tool, though, slows the conversation down and introduces mistakes. Here is how a multilingual AI WhatsApp assistant works, and how to fit one into your business.

What WhatsApp Business API costs in 2026

Updated on 2 September 2026 with the new Meta rules that take effect on 1 October.

A complete guide to Meta's costs, with no markup and no surprises.

Spoiler: with Wably you pay the software subscription plus a few euro a month for the WhatsApp reminders, billed directly by Meta to your account. No markup on the messages, no pay-as-you-go AI cost, no bundle to buy upfront.