WhatsApp Business in Singapore: which version is right for your service company

Almost every service business in Singapore runs on WhatsApp. Customers prefer it, technicians live in it, and most owners can't remember the last time a real new lead came in by phone. What fewer owners know is that 'WhatsApp for business' is actually three different products from Meta, with very different capabilities and pricing. Picking the wrong one costs you time, automation options, and sometimes a customer's trust.

This guide walks through the three options, the practical differences, and which one fits which kind of service team.

The three options

Meta currently offers three distinct WhatsApp products that businesses can use:

• Personal WhatsApp, the consumer app most of us already have on our phone.
• WhatsApp Business app, a free app aimed at small businesses, with a business profile, quick replies, labels and a catalog.
• WhatsApp Business Platform (also called the Cloud API), Meta's API for medium and large businesses, with automation, multi-agent inbox support, message templates and analytics.

All three send and receive messages on the same network, but the experience for your team and your customer is meaningfully different across them.

When the free Business app is enough

The free WhatsApp Business app is genuinely good for solo operators and very small teams. You get a business profile (hours, address, website), labels to organize chats, quick replies for common messages, away messages outside business hours, and a basic product catalog.

The hard limit is that one phone number is tied to one device (with a few linked devices), and the app is run by one person or a tightly coordinated pair. There is no shared inbox, no automation rules, no integration with your CRM or dispatch tool, and no template-message system to message customers outside the 24-hour service window.

If you have one or two people answering messages and you don't need to integrate WhatsApp with anything else, the free app is the right call. Don't overcomplicate it.

When you need the Business Platform

Once you have multiple people answering messages, automated workflows (booking confirmations, reminders, post-job feedback), or you want WhatsApp to be a channel inside a unified inbox alongside Instagram, Facebook and email, you need the Business Platform.

The Business Platform is an API, not an app. You access it through a Business Solution Provider (BSP) or directly via Meta's Cloud API. Practical things you unlock:

• Multiple agents working from the same number simultaneously, each with their own seat and audit trail.
• Approved message templates to start conversations outside the 24-hour window (appointment reminders, invoice reminders, marketing).
• Automation: keyword routing, AI-drafted replies, tagging, auto-assignment to the right team.
• Webhooks and integrations with your dispatch system, CRM and accounting.
• Conversation analytics: response time, resolution time, message volume by agent.

The 24-hour customer service window

Meta's policy on the Business Platform is straightforward: when a customer sends you a message, you have 24 hours to reply with any free-form message, free of additional charge. After that 24-hour window expires, you can only send pre-approved 'message templates' (categorized by Meta as marketing, utility or authentication), each of which is billed.

This matters operationally. It means appointment reminders, invoice nudges and 'we missed you' follow-ups all need pre-approved templates and incur a per-message fee. It also means your team has a real reason to respond inside the 24-hour window, which is good practice anyway.

About the green tick

The green checkmark next to a business name on WhatsApp is the 'verified business' badge, and it is granted at Meta's discretion based on factors like brand recognition and authenticity. It is not automatically given to every business that switches to the Platform, and there is no official application form, you simply become eligible after enabling the Official Business Account status in Meta Business Manager and meeting Meta's criteria.

For most local service businesses (under a few thousand customers), you will not get the green tick, and that is fine. Customers care more about a clear business name, logo and quick response than they do about the badge.

Pricing

The free Business app costs nothing. The Business Platform charges per message or per conversation depending on category and country. Meta publishes a current rate card for Singapore, and the unit cost is small (a few cents per message for utility messages, more for marketing messages). The bigger cost driver is usually the BSP or platform you choose to manage the API on top of Meta's raw fees.

If you go through a BSP or a tool like RunDo, the platform handles template management, BSP setup, queue routing and the inbox UI, and you pay a flat subscription on top of Meta's pass-through messaging cost. For most service teams this is dramatically cheaper than building it themselves.

How to decide

• Solo operator or two-person shop, no automation needs: stay on the free Business app.
• Three or more people answering messages, or you want one inbox covering WhatsApp + Instagram + Facebook: switch to the Business Platform via a BSP or a unified inbox tool.
• You're sending appointment reminders or invoice nudges: you need the Business Platform regardless of team size, because of the 24-hour window.