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Auto-Reply

Every conversation followed up — automatically.

Auto-Reply sends an instant, on-brand message the moment something happens — a call ends, a customer writes first, or a keyword lands — on WhatsApp and SMS alike. No code, live in minutes, working around the clock.

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Works on WhatsApp & SMSFires the moment it’s triggeredNo code to set up
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Mersal · mobile Mersal 4:09
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What it is

A reply ready before you are.

Auto-Reply listens for the moments that matter — a finished call, a first message, a keyword, the end of business hours — and answers instantly in your brand’s voice. The same rule can follow up on WhatsApp and SMS at once, so customers always hear back and your team never starts from zero.

01

Always on

Replies fire 24/7 — nights, weekends and holidays included — so no moment is missed.

02

Two channels

Follow up on WhatsApp and SMS from one rule, each formatted for its channel.

03

No code

Build rules from simple triggers in minutes. No developers, no flowcharts.

How it works

Live in four simple steps.

1

Connect channels

Link your WhatsApp number and SMS Sender ID to Mersal in a few clicks.

2

Pick a trigger

Choose what starts a reply: a finished call, a first message, business hours, or a keyword.

3

Write the message

Compose on-brand replies with merge fields, links and quick-reply buttons.

4

Go live & monitor

Turn it on and watch replies send automatically — hand off to a human anytime.

Use cases

A reply ready for every moment.

Set each one once and Mersal sends it automatically, every time.

Greeting

Welcome message

Greet every new conversation instantly so customers know they’ve reached the right place.

“Hi! 👋 Thanks for messaging Mersal. How can we help today?”
After a call

Follow-up & ratings

When a call or order ends, send a thank-you and ask for a rating — on WhatsApp and SMS.

“Thanks for calling Mersal! How would you rate your experience? ⭐”
Away

Out-of-hours reply

Set expectations when you’re closed and tell customers exactly when you’ll be back.

“We’re away right now. Our team replies Sun–Thu, 9 AM–6 PM.”

Need a multi-step conversation that collects details or places an order? Build a flow with Chatbot →

Capabilities

Everything Auto-Reply can do.

⚡

Event triggers

Fire a follow-up after a call ends, an order ships, or any event you connect.

◆

Keyword triggers

Match words customers use — like “hours” or “price” — and send the right reply.

◷

Business hours

Switch between open and away replies on a schedule you control.

◇

Personalization

Merge names and order details so automated replies still feel personal.

⤳

Human handoff

Escalate to a live agent the moment a customer needs one.

▤

Reporting

See how many messages were answered automatically and what customers ask most.

Setup

What you need to start

A short checklist — most teams are live the same day.

A connected WhatsApp number and/or SMS Sender IDThe message you want to send for each triggerYour business hours, if you’ll use away repliesA few common keywords or events worth answering automatically
Mersal helps you connect your channels and set up your first rules so you can go live fast.
Auto-Reply vs Chatbot

Which one do you need?

They work together — start with Auto-Reply and add a Chatbot when you need more.

Use Auto-Reply when…You want instant, single messages — greetings, follow-ups, away notes and keyword answers.
Use a Chatbot when…You need a multi-step flow that collects details, qualifies, or completes an order.
Use both togetherAuto-Reply covers first touch and follow-ups; the Chatbot handles the full conversation.
Explore Mersal Chatbot
Pricing

Included in your plan.

Auto-Reply comes built into Mersal — set as many rules as you need across WhatsApp and SMS. Pick the plan that fits your team.

See plans
Auto-reply rulesall plans
ChannelsWhatsApp & SMS
Setupno code

Never leave a customer hanging.

Turn on Auto-Reply today and follow up on every call and message in an instant — free to start.