WhatsApp Business Chatbot vs Website Chat: Which Do You Actually Need?
A lot of UK small businesses reach for WhatsApp because that is where their customers already are. That instinct is sound. It is also not the same decision as putting chat on your website, and the two get muddled constantly. This page explains what a WhatsApp Business chatbot actually is, what it takes to run one, and how to decide whether you need it, website chat, or both.
Before you read further
Holp does not do WhatsApp. Holp is website chat — it answers questions on your own site, from your own content. If a WhatsApp bot is what you need, this page will help you think it through, and then you should go and look at a tool built for it. We have written this because the question comes up and the answers online are mostly written by people selling one side of it.
What a WhatsApp Business chatbot actually is
There are two different WhatsApp products, and the difference decides everything else.
| WhatsApp Business app | WhatsApp Business Platform (API) | |
|---|---|---|
| Who it is for | Sole traders and very small teams | Businesses with volume or software needs |
| Cost | Free | Paid, per conversation, via a provider |
| Automation | Quick replies, away messages, a simple greeting | Full chatbot, AI, routing, CRM connection |
| Devices | One phone, plus limited linked devices | Any number of agents, through software |
| Setup | Download and verify a number | Business verification, a provider account, a template approval process |
| Realistic time to live | Twenty minutes | Days to weeks |
When someone says “WhatsApp chatbot”, they almost always mean the second one. The free app has canned responses, not a bot. That distinction catches people out: they install the app expecting automation, find quick replies, and conclude that WhatsApp automation does not work.
The bits people do not expect
- You cannot message first, freely. Outside a 24-hour window after the customer’s last message, you can only send pre-approved message templates. Meta reviews them. This is a genuine constraint on marketing use, and it is the rule most people discover after building.
- It costs per conversation. Pricing is set by Meta and billed through whichever provider you use, with rates that differ by conversation category and by country. Check current rates on Meta’s own developer documentation rather than a reseller’s blog — the model has been changed more than once.
- You need a provider. Almost nobody connects to the API directly. You go through a Business Solution Provider, and their fee sits on top of Meta’s.
- Your number is committed. A number on the API cannot also be used in the normal WhatsApp app. Plan for that before you use the number on your business cards.
WhatsApp chat and website chat solve different problems
This is the part that gets skipped. The two channels catch people at different moments, and the moment matters more than the technology.
| Website chat | ||
|---|---|---|
| Catches | Someone on your site, deciding now | Someone who already knows you |
| Typical question | “Do you deliver to Cornwall?” before buying | “Any chance you can move my appointment?” |
| Identity | Anonymous until they choose to share | Phone number, known from the first message |
| Reply expectation | Immediate | Within hours is fine |
| Best at | Removing doubt before a purchase | Ongoing relationship and repeat custom |
| Data protection load | Lower — you control what is collected | Higher — phone numbers are personal data from the start |
Put plainly: website chat is a conversion tool. WhatsApp is a relationship tool. A visitor who has never heard of you is not going to open WhatsApp to ask about your postage rates. An existing customer who wants to rebook is not going to your website to do it.
If you sell to people who buy once after finding you in a search, website chat is the higher-value channel and it is not close. If you sell to a book of regulars — a salon, a garage, a trade supplier — WhatsApp may well matter more.
The UK data protection angle
Worth a paragraph because it is routinely ignored. A phone number is personal data under UK GDPR. Running customer conversations through WhatsApp means processing that data, and the ordinary obligations apply: a lawful basis, a privacy notice that actually mentions the channel, a retention position, and a way to respond if someone asks for their data. Using a provider makes them a processor, which means a contract that says so.
None of this is a reason not to use WhatsApp. It is a reason to write it down before you start rather than after someone asks. The ICO’s guidance for organisations is the primary source and is written to be readable.
How to decide
Three questions, in order.
1. Where are your unanswered questions happening?
Look at where people currently ask you things. If it is your contact form and your inbox, the questions are coming from your website and website chat catches them earlier. If it is your personal mobile at nine at night, that is a WhatsApp signal.
2. Are the questions pre-sale or post-sale?
Pre-sale doubt — delivery, pricing, whether you cover their area — costs you sales silently, because most people do not ask, they leave. That is website chat territory. Post-sale admin is where WhatsApp shines.
3. Can you actually staff it?
WhatsApp carries an expectation of a human on the other end. If a bot answers everything and there is nobody behind it, people notice faster on WhatsApp than on a website, because it is their personal messaging app. Do not open a channel you cannot answer.
If website chat is the answer
That is what Holp does. It reads your site, answers from what you have actually published, and refuses rather than guesses when it does not know. It installs by snippet on any site, starts at £25 a month, and captures the questions it could not answer so you can see the gaps.
You can see what it would and would not be able to answer on your own site, before installing anything, with our answerability check. If it comes back thin, the fix is usually your content rather than the tool — check what a crawler can actually find with the sitemap extractor.
Frequently asked questions
Is a WhatsApp Business chatbot free?
The WhatsApp Business app is free but only offers quick replies and automated greetings, not a real chatbot. Actual automation needs the WhatsApp Business Platform, which is paid per conversation through a provider.
Can I use one phone number for both WhatsApp and the API?
No. A number registered on the WhatsApp Business Platform cannot also be used in the standard WhatsApp app. Decide which number you are committing before you publish it anywhere.
Can a business message a customer first on WhatsApp?
Only using a message template approved in advance, unless the customer has messaged you in the last 24 hours. This is the constraint that most often derails marketing plans built around WhatsApp.
Does Holp work with WhatsApp?
No. Holp is website chat only and there is no WhatsApp capability today. If WhatsApp is your requirement, use a tool built for it.
Should I run both website chat and WhatsApp?
Plenty of businesses do, and they serve different stages. The thing to avoid is opening both and staffing neither. Start with the channel where your unanswered questions are actually piling up.
Is WhatsApp allowed under UK GDPR?
Yes, with the ordinary obligations. You are processing phone numbers and message content, so you need a lawful basis, a privacy notice that names the channel, a retention position and a processor agreement with your provider.
Related reading
Sources and pricing checks
We checked the provider-owned sources below on 16 August 2026. Plans, prices and product capabilities can change, so confirm the details that matter to you before buying.