Quick answer
Three ways to send bulk WhatsApp messages
- Broadcast list in the WhatsApp Business app: quick, but limited to 256 contacts, and each recipient must have saved your number.
- The official WhatsApp Business Platform: send approved templates to opted-in contacts and segments, at scale, safely. This is the right way.
- Unofficial bulk-sender tools: against WhatsApp policy and very likely to get your number banned. Avoid them.
Why unofficial bulk senders get you banned
Tools that automate the personal or Business app to blast messages break WhatsApp's terms. WhatsApp detects the pattern, and the usual result is a temporary or permanent ban of your number. Rebuilding a banned number and its history is painful, so the short-term convenience is not worth it.
How to send bulk messages the right way
- 1
Connect your number to the WhatsApp Business Platform through a provider such as ZeniaOne.
- 2
Import your opted-in contacts and organise them into segments.
- 3
Create a message template and get it approved by Meta.
- 4
Choose your segment and send the broadcast.
- 5
Track delivery, reads and replies, and handle responses in a shared inbox.
Best practices to protect your number
- Only message people who opted in to hear from you.
- Honor opt-outs such as STOP immediately.
- Personalise with the contact's name and relevant details.
- Send value, not spam, and keep frequency reasonable.
- Watch your quality rating in your provider dashboard.
Frequently asked questions
How many WhatsApp messages can I send at once?
The Business app broadcast list is capped at 256 contacts. On the WhatsApp Business Platform you can message far larger audiences, within the messaging limits tied to your number's quality rating.
Will I get banned for sending bulk messages?
Not if you use the official WhatsApp Business Platform, approved templates and opted-in contacts. Bans come from unofficial bulk-sender tools and messaging people who did not opt in.
Do recipients need to save my number?
For broadcast lists in the app, yes. On the WhatsApp Business Platform they do not, as long as they have opted in to receive your messages.