If you manage 50, 100, or 200 WhatsApp groups for your agri business, mandi, or trading network — you already know the pain of sending the same price update or announcement to every group manually. It takes 30–40 minutes, you lose your place, and some groups inevitably get missed.
There is a better way. This guide shows you exactly how to send one WhatsApp message to 150+ groups in under 2 minutes — from your own WhatsApp number, without any ban risk.
Why manual forwarding doesn't scale
Most agri businesses start by forwarding messages manually — open a group, paste the message, send, move to the next group. It works for 5 groups. It breaks down completely at 50+.
Common problems with manual forwarding:
- Takes 30–45 minutes for 100 groups
- Easy to miss groups or send wrong versions
- No way to know which groups received the message
- WhatsApp's built-in "Broadcast" feature only works if recipients have your number saved
- Impossible to schedule for early morning sends
The right way: WhatsApp group broadcast via your own number
The solution is a WhatsApp group broadcast tool that connects to your existing WhatsApp number and sends to all your groups automatically. The key word is "groups" — unlike WhatsApp's built-in broadcast (which sends to individual contacts), this sends directly into your WhatsApp groups.
GUPO Broadcast does exactly this. It uses Green API — an official WhatsApp API partner — to connect to your number and send messages to all your groups simultaneously.
Step-by-step: Send to 150+ groups in 2 minutes
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1Sign up for GUPO Broadcast
Go to app.gupo.in/signup and create your account. The 7-day free trial includes 25 groups and 2 broadcasts per day — no credit card needed.
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2Create a Green API instance and link your WhatsApp
Go to green-api.com, create a free instance, and scan the QR code with your WhatsApp. This connects your number to the broadcast system. GUPO's onboarding guide walks you through this step by step.
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3Sync your WhatsApp groups
GUPO automatically imports all groups you admin. Click "Sync groups" and your full group list appears in the dashboard within seconds.
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4Write your message and select groups
Type your price update, announcement, or offer in the Broadcast tab. Attach an image if needed. Select all groups or specific ones using segments.
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5Hit Send and track delivery
GUPO sends your message to every selected group in parallel. The Results tab shows you which groups received the message and which failed — in real time.
What types of messages can you send?
GUPO supports all common message formats:
- Text only — price lists, announcements, offers
- Text + image — product photos, rate cards, invoices
- Scheduled messages — set it once, GUPO sends daily or weekly automatically
- AI-composed messages — describe what you want to say, GUPO writes the message for you
Is it safe to use with your WhatsApp number?
Yes — with the right tool. GUPO uses Green API, an official WhatsApp API partner with rate limiting built in. Messages are sent at a natural pace that doesn't trigger WhatsApp's spam detection. Thousands of agri businesses across India use it daily without issues.
Avoid tools that use unofficial WhatsApp APIs or inject messages directly into the app — those carry a high ban risk.
Start sending to all your groups in 2 minutes
7-day free trial. 25 groups. No credit card required.
Start Free Trial → Used by agri businesses, mandis, and traders across IndiaFrequently asked questions
Can I send to groups I don't admin?
No — GUPO can only send to groups where your connected WhatsApp number is an admin. This is a WhatsApp limitation, not a GUPO one.
Will group members know it's a broadcast?
No. The message appears in the group exactly as if you sent it manually — because it is sent from your number. There's no "broadcast" label.
How many groups can I send to on the free trial?
Up to 25 groups and 2 broadcasts per day on the free trial. Paid plans start at ₹999/month for 100 groups.