Quick answer
A helpline assistant on WhatsApp answers the practical questions from your own words: what you offer, where, when, for whom and at what cost, plus how to volunteer or donate. Offers of help become Google Sheet rows with a name and number. Distress, safety concerns, medical and legal questions stop the bot and reach a person.
- It is not a crisis line: emergencies get the emergency number and a named person.
- Language is detected per message, voice notes included, with no language menu.
- Volunteer and donor offers land in a sheet instead of scrolling back through chats.
- Keep the helpline number inbound only and hold a second number you could switch to.
At a glance
It answers
- Service hours and locations
- Eligibility and documents
- How to volunteer or donate
- Programme dates
It hands to you
- Anyone in distress, straight to a person
- Case-specific advice
- Media requests
10 min
to set up
New chats
only, by default
Any
language
NGOs and helplines
answered by Replai, after hours
- Where can I collect the food parcel? What documents do I need?21:14
- Food parcels: Tuesdays and Fridays, 10am to 1pm at the community centre on Elm Street. Bring your ID and any benefit letter you have. Want the map?21:14
- I need help urgently, I can't pay my rent this month21:16
- I'm passing this to our caseworker right now so a person can talk to you today. Can you share your name and the best time to call?21:16
Illustrative exchange. Your bot answers from your own prices, hours and rules.


Community organisations put a WhatsApp number on the flyer because it's the channel people already have. Then the number becomes a full-time job for whoever holds the phone: a coordinator, a volunteer, the founder.
Why does a helpline number become a full-time job?
The number goes on the flyer because it is the channel people already have: more than 3 billion people in over 180 countries use WhatsApp (WhatsApp, About page). That is why it works, and also why it fills up. Every practical question, every volunteer offer and every sensitive message arrives on the same phone.
Most messages to a helpline are practical. Where is the centre, what days is the food bank open, do you help with school fees, is the counselling free, how do I refer my neighbour. Then there are the volunteer messages, the donation messages, and the ones that matter most: someone who needs help and doesn't know how to ask.
All of these land on one phone, at all hours, in whatever language the caller thinks in. The practical ones get answered late because the person holding the phone is at a distribution or in a meeting. The sensitive ones get answered late because nobody wants to answer them badly from a bus. And the volunteers who offered to help last month never got a reply, so they didn't come back.
Small teams don't have a night shift. They have a phone and guilt.
What can a WhatsApp bot handle for a helpline?
Replai pairs to the helpline's existing WhatsApp number as a linked device and answers the practical questions from a knowledge base you write: what you offer, where, when, for whom, and what it costs (often nothing, which is worth saying clearly).
Volunteer and donation questions get the same treatment. How to sign up, what shifts exist, what the minimum commitment is, where to send a bank transfer, whether donations are tax-deductible in your country. When someone says they want to volunteer, the bot asks for a name and phone number and logs them to a Google Sheet, so your coordinator sees every offer in one place instead of scrolling back through chats.
Callers write in English, Malay, Tamil, Mandarin, Arabic, Hindi, Spanish, or a mix. The bot detects the language per message and replies in it, voice notes included.
For anything sensitive, tell the bot to slow down. One short question at a time, no lists of options, no long paragraphs. If a person writes "I need help and I don't know what to do", the right reply is not a menu. It's one question, and then a person.
Where it stops
Replai is not a crisis line and not a medical service. If a message describes an emergency, danger, or a health symptom, the bot's job is to give the emergency number and the name of a human, immediately, and not to counsel. Write that rule at the top of its instructions and keep it there.
What you get
- Service enquiries answered from your own words. Hours, locations, eligibility, referral steps, what's free. If a question isn't covered, the bot says it will check with the team and flags the thread. It doesn't invent a policy.
- Volunteer and donor capture. Offers to help become rows in a sheet with a name, a phone number and what they asked about. Donation questions get your bank details or a link, and you can send your payment QR image into the thread from the dashboard.
- Multilingual by default. Language detected per message, replies matched, voice notes transcribed. No separate bots per language. Voice notes are on the Growth plan and above.
- One question at a time for sensitive topics. You set the tone in the prompt. Short, warm, no assumptions, and a hand to a person as soon as the caller wants one.
- Safe escalation. Any thread can be taken over from the dashboard, and the bot pauses on that thread until you hand it back. A second AI reads every reply and surfaces complaints, abuse and scams, so distress and anger get seen. Escalation emails and office hours cover the times nobody is on the dashboard.
- Privacy you control. Conversations are visible in your dashboard, so decide who on the team has access. Don't log to the sheet anything the caller didn't need you to keep. Tell callers in the first message what is stored and who reads it.
Honest limits: it is not for emergencies, it does not give medical advice, and like every tool that pairs to WhatsApp as a linked device it carries some ban risk. Keep the helpline's number for inbound only, don't run outbound blasts from it, and keep a second number you could switch to. We've written about ban risk plainly.
Set up in 5 minutes
Pair the helpline's WhatsApp number by scanning a QR. Pick the general support template. Paste in your services, hours, locations, eligibility rules, volunteer shifts and donation details. Put the emergency rule and your escalation contact at the top of the prompt. Send it a test message from another phone, in two languages, and one that should trigger the handover. Then hand the phone back to your coordinator, with fewer messages on it.
The 7-day trial at replai.pm needs no card. If you'd rather draft your answers first, the free FAQ generator will build a starting list from your website.
Related
- Running a health helpline on WhatsApp
- A starter WhatsApp assistant for any small business
- Setting up a multilingual WhatsApp chatbot
- WhatsApp appointment booking for clinics in Malaysia
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Frequently asked questions
Can a WhatsApp helpline bot answer in the caller's language?
- Yes. It detects the language message by message, including voice notes, and replies in it, which matters for helplines serving communities that write in several languages. English, Hindi, Tamil, Malay, Arabic, French, Spanish and Portuguese all work without a language menu.
How does it hand a caller to a real person?
- The system prompt defines the trigger words and topics that must go to a human, such as safety concerns or distress, and the bot stops answering that thread and flags it on the dashboard for a volunteer to take over. The caller sees a human reply, not a bot message.
Will it give medical or legal advice?
- No. It answers only from the information the NGO publishes, service hours, eligibility, locations and how to donate or volunteer, and routes anything clinical or legal to a person. Everything it cannot find in the knowledge base is handed off, not guessed.
What does a WhatsApp helpline cost to run?
- On Replai the Starter plan is $19 a month for one WhatsApp number and 120 conversations a cycle, where a conversation is one customer thread of up to five bot replies; Growth is $49 for up to three numbers, 300 conversations and campaigns. The AI is included, there are no per-message fees because it pairs to your existing number, and the 7-day trial needs no card.
Sources
- About WhatsApp, WhatsApp, 2026-09-07
- Making voice messages better, WhatsApp blog, 2022-03-30