# HexaFloww vs MSG91: Ready Campaigns vs Message APIs

_Source: https://hexafloww.com/compare/hexafloww-vs-msg91 · Competitor facts last verified 2026-10-11_

> **Quick answer:** Choose HexaFloww if your marketing team wants WhatsApp and email campaigns, an Instagram, Messenger and TikTok inbox, AI replies, bookings and Google reviews in one rupee plan from ₹999/month. Choose MSG91 if you need SMS, OTPs, RCS or voice at low per-message rates, built into your product through APIs.

## Key takeaways

- MSG91 is a communications platform priced per message; HexaFloww is a marketing app on a flat monthly plan.
- MSG91 publishes India SMS rates from ₹0.25 down to ₹0.16 per message by volume, plus GST.
- MSG91 covers SMS, OTP, RCS, voice and push, which HexaFloww doesn’t.
- HexaFloww includes campaign safety rails, AI replies trained on your website and an Instagram, Messenger and TikTok inbox.
- HexaFloww adds WhatsApp booking with reminders, Google review replies and SEO reports.

MSG91 is an Indian cloud communication platform that says it’s trusted by 30,000+ businesses and sends over 1.6 billion SMS a month. Its products include Hello (contact centre and chat), Campaign, Segmento, OTP, email, RCS and voice. HexaFloww is a marketing suite your team logs into.

This page compares the two on setup, WhatsApp campaigns, AI, local tools, the inbox, email, channels and developer use. HexaFloww is our product, so read it as an informed opinion. Every MSG91 fact is taken from MSG91’s own website.

## Quick verdict

MSG91 is a solid, India-first messaging platform for SMS, OTPs and transactional messages at low per-message rates. HexaFloww is a finished marketing suite: WhatsApp campaigns with safety rails, email, a four-channel inbox, AI replies, bookings and Google reviews, on a flat rupee plan from ₹999/month.

**Choose HexaFloww if:**

- Your marketing team, not developers, will run campaigns
- You want AI replies trained on your own website
- Customers message you on Instagram, Facebook and TikTok
- You take appointments or manage Google reviews
- You want built-in rails that protect your WhatsApp number

**Choose MSG91 if:**

- You send OTPs or transactional SMS
- You need RCS, voice or push
- You prefer to pay only per message sent
- You have developers to integrate APIs

## Feature comparison

| Feature | HexaFloww | MSG91 |
| --- | --- | --- |
| Official WhatsApp Business API | Yes Meta Cloud API, your own number | Yes WhatsApp API with bulk CSV sending |
| Campaign builder | Yes 4-step wizard with audience preview | Yes Campaign tool and broadcasts |
| Number-protection rails | Yes Frequency caps, quality auto-pause, failure circuit breaker | Partial Not described on its website |
| WhatsApp booking | Yes Slots, reminders, Google Calendar sync | No Not listed |
| Shared inbox | Yes WhatsApp, Messenger, Instagram and TikTok | Yes Hello: contact centre, ticketing and chat |
| AI replies | Yes Trained on your website and documents | Partial Chatbot; AI replies not described |
| Lead scoring | Yes Buying intent scored on every chat | Partial Segmento customer data platform |
| Email | Yes Campaign builder, A/B tests, Smart Send (Growth plan) | Yes Email with templates, SMTP/API and validation |
| SMS & OTP | No Not offered | Yes SMS from ₹0.16–0.25 each; multichannel OTP |
| RCS, voice & push | No Not offered | Yes RCS, voice with IVR, push notifications |
| Google reviews & SEO | Yes Review replies, posts, Search Console, GA4, SEO audit | No Not offered |
| Pricing model | Yes Flat plans from ₹999/month | Yes Pay per message, in rupees |
| WhatsApp fee (India) | Yes Meta fees billed separately, no markup | Yes About ₹0.86 marketing, ₹0.115 utility per message |
| Free trial | Yes 3 days, Growth features, no card | Partial Free sign-up; credits not stated |

## Setup: log in and market vs integrate APIs

HexaFloww is ready when you connect your number. MSG91 is at its best once your developers wire it into your app.

### HexaFloww

- Connect WhatsApp with Meta’s guided signup
- Import contacts from CSV, Shopify, HubSpot or your phone
- Send your first campaign the same day

### MSG91

- One API across SMS, WhatsApp, email and voice
- Campaign and Segmento for marketers
- OTP widget for app sign-ups

**Verdict (HexaFloww):** HexaFloww wins for marketing teams without developers.

## WhatsApp campaigns with safety rails

Both can broadcast WhatsApp templates. HexaFloww adds automatic checks that keep your number healthy.

### HexaFloww

- Consent, suppression and duplicate checks before every send
- Per-contact frequency caps, default 24 hours and 3 a week
- Auto-pause if your quality rating turns red
- Delivered, read and replied tracking with real cost

### MSG91

- Bulk sending from CSV
- Broadcasts and chatbots
- No comparable number-protection rails described

**Verdict (HexaFloww):** HexaFloww wins for running campaigns safely.

## AI replies trained on your website

HexaFloww answers customers with AI trained on your own content. MSG91 offers chatbots but doesn’t describe AI auto-replies.

### HexaFloww

- AI auto-reply trained on your website, documents and notes
- Hands chats to a human when it should
- Removes any link that isn’t from your own site
- Scores every inbound chat for buying intent

### MSG91

- Chatbot for automated interactions
- KnowledgeBase utility

> “Do you have the 1 kg pack in stock, and do you deliver to Bhopal?”

**Verdict (HexaFloww):** HexaFloww wins for AI replies that work on day one.

## Bookings and Google reviews for local businesses

Clinics, salons and coaching centres need appointments and good Google reviews. HexaFloww covers both.

### HexaFloww

- Booking inside WhatsApp with reminders and Google Calendar sync
- Reply to Google reviews with AI-drafted suggestions
- Google Business Profile posts, Search Console and GA4 reports

### MSG91

- No booking calendar listed
- No Google review or SEO tools

**Verdict (HexaFloww):** HexaFloww wins for appointment-based and local businesses.

## Shared inbox: social DMs vs contact centre

Both give your team a shared place to answer customers.

### HexaFloww

- WhatsApp, Messenger, Instagram DMs and TikTok (Growth)
- Facebook and Instagram comment replies
- Assignment with an email to the assignee

### MSG91

- Hello: contact centre, ticketing and chat
- Real-time conversation dashboards
- Voice with call monitoring and browser calling

**Verdict (Tie):** A tie: HexaFloww for social DMs, MSG91 for ticketing and calls.

## Email: marketing campaigns vs sending infrastructure

Both send email, with different strengths.

### HexaFloww

- Drag-and-drop builder with A/B tests
- Smart Send at each contact’s usual opening hour
- Email and WhatsApp steps in the same journey

### MSG91

- Email templates and stats
- SMTP and API sending
- Email validation

> “Email the sale to everyone, then WhatsApp the people who didn’t open it.”

**Verdict (Tie):** A tie: HexaFloww for marketing emails, MSG91 for transactional sending.

## SMS, OTP, RCS and voice: MSG91’s home ground

If your business runs on SMS and OTPs, MSG91 covers channels HexaFloww doesn’t.

### HexaFloww

- WhatsApp, email, Instagram, Messenger and TikTok
- No SMS, OTP, RCS, voice or push

### MSG91

- India SMS from ₹0.25 down to ₹0.16 each by volume
- Multichannel OTP verification
- RCS, voice with IVR and push notifications

**Verdict (MSG91):** MSG91 wins on channel breadth.

## APIs and volume

For product teams sending messages from their own app, MSG91’s APIs and scale are the point.

### HexaFloww

- REST API to create and update contacts
- Connectors for Shopify, HubSpot and form tools
- Not a general-purpose messaging API

### MSG91

- One API across channels
- Claims 2.5 billion+ API calls a month
- URL shortener, file hosting and reports

**Verdict (MSG91):** MSG91 wins for developers sending transactional messages.

## Pricing

MSG91 charges per message in rupees. HexaFloww is a flat rupee plan with the inbox, AI and campaigns included.

### HexaFloww

Flat monthly plans in rupees, limited by projects, seats and AI credits, not by how many contacts you talk to.

| Plan | Price | What you get |
| --- | --- | --- |
| WhatsApp Only | ₹999/mo | WhatsApp marketing, AI assistant, segments, automations · 1 project, 3 seats |
| Growth | ₹1,999/mo | Adds email, social inbox, Google Business Profile, SEO tools · 3 projects, 5 seats |
| Pro | ₹3,999/mo | 5 projects, 10 seats, 5,000 AI credits |
| Business | ₹6,999/mo | 10 projects, 20 seats, 25,000 AI credits |

- Prices before GST; pay in rupees through Razorpay
- Annual billing saves up to 20%
- WhatsApp message fees are billed separately by Meta
- 3-day free trial with Growth features, no card required

### MSG91

Pay-per-message pricing in rupees, with volume tiers for SMS and per-country rates for WhatsApp.

- **SMS (India):** ₹0.25 each at 5,000 down to ₹0.16 at about 9.6 lakh, plus 18% GST; lower via sales
- **WhatsApp (India):** About ₹0.86 per marketing message; ₹0.115 per utility, authentication or service message
- **Other channels:** Email, RCS, voice and push priced separately
- **Scale:** Says it’s trusted by 30,000+ businesses

## Where MSG91 is the better choice

- **SMS and OTP:** Low published India SMS rates and multichannel OTP verification.
- **More channels:** RCS, voice with IVR and push alongside WhatsApp and email.
- **Pay per message:** No monthly plan needed if you send at low volume.
- **Developer APIs:** One API across channels, built for very high volume.

## Who should choose which

- **D2C & Shopify brands:** HexaFloww - WhatsApp campaigns, cart messages, email and Instagram DMs without a developer.
- **Clinics & salons:** HexaFloww - WhatsApp booking with reminders, AI replies and Google reviews.
- **Marketing agencies:** HexaFloww - Separate client projects on one plan, each with its own channels.
- **Restaurants & cafés:** HexaFloww - WhatsApp offers, Google reviews and Instagram DMs in one place.
- **Apps & fintechs:** MSG91 - OTPs and transactional SMS at low per-message rates.
- **High-volume SMS senders:** MSG91 - Bulk SMS, RCS and voice through one API.

## Switching from MSG91

Many teams keep MSG91 for OTPs and SMS and move marketing to HexaFloww. That move is mostly contacts, templates and a WhatsApp number.

1. **Export your contacts**: Export contacts and opt-in status from MSG91 or your own database as a CSV.
2. **Keep your opt-outs**: Import opt-outs to HexaFloww’s suppression list so they’re never messaged.
3. **Import and map fields**: Import the CSV and map each column to a contact field.
4. **Choose a number**: Use a separate WhatsApp number for marketing, or disconnect your current one from MSG91 and connect it to HexaFloww.
5. **Sync your templates**: Sync your approved marketing templates from Meta or re-submit any that don’t carry over.
6. **Send your first campaign**: Build a segment, schedule a campaign and add an email follow-up.

Keep MSG91 for OTPs and SMS if you use them. HexaFloww can handle the marketing side alone.

## The bottom line

MSG91 is a strong India-first choice for SMS, OTPs, RCS, voice and transactional messages through APIs, at low per-message rates.

For Indian businesses that want to market on WhatsApp, email and social, with an inbox, AI replies, bookings and Google reviews ready to use, HexaFloww does it from ₹999/month, no code required.

## Frequently asked questions

### Is HexaFloww a good MSG91 alternative?

For marketing, yes. HexaFloww gives your team WhatsApp and email campaigns, a social inbox, AI replies, bookings and Google reviews with no code. If you need SMS, OTP verification, RCS or voice through APIs, MSG91 is the better fit. Many businesses keep MSG91 for OTPs and use HexaFloww for marketing.

### How much does MSG91 cost?

MSG91’s pricing page lists India SMS from ₹0.25 per message at 5,000 messages down to ₹0.16 at around 9.6 lakh, plus 18% GST, with lower rates from sales. Its WhatsApp page lists per-message rates by country; for India, about ₹0.86 per marketing message and ₹0.115 per utility message.

### How much does HexaFloww cost?

HexaFloww starts at ₹999/month for the WhatsApp Only plan. Growth costs ₹1,999/month and adds email, the social inbox and Google Business Profile tools. Pro is ₹3,999 and Business is ₹6,999. Prices are before GST, and WhatsApp message fees are billed separately by Meta.

### Does HexaFloww send SMS or OTPs?

No. HexaFloww covers WhatsApp, email, Instagram, Messenger and TikTok, plus Google reviews. If SMS, OTP verification or voice calls are central to your business, MSG91 covers those channels.

### Does MSG91 have a WhatsApp inbox?

Yes. MSG91’s Hello product is a contact-centre, ticketing and chat tool with real-time conversation dashboards. HexaFloww’s Growth plan includes an inbox for WhatsApp, Messenger, Instagram DMs and TikTok, with AI first replies.

### Do I need a developer to use MSG91?

For OTPs and transactional messages, usually yes, since they’re triggered from your own systems through APIs. MSG91 also has a Campaign tool and Segmento for marketers. HexaFloww is ready to use the day you connect your number.

### Which is cheaper for WhatsApp marketing?

It depends on volume. MSG91 charges per message, so there’s no monthly fee if you send little. HexaFloww is a flat plan from ₹999/month with Meta’s message fees billed separately, and includes the inbox, AI replies, journeys and safety rails.

### Can I move my WhatsApp number from MSG91 to HexaFloww?

Yes. Your WhatsApp Business number belongs to your Meta account, so it can be connected to HexaFloww after you disconnect it from MSG91. Export your contacts and opt-outs first, then sync or re-submit your approved templates.

## Sources

- MSG91’s official SMS pricing page, India SMS volume rates and GST, checked 11 October 2026
- MSG91’s official WhatsApp pricing page, per-country WhatsApp rates in rupees, checked 11 October 2026
- MSG91’s official website, products, channels and customer claims, checked 11 October 2026
- HexaFloww pricing and product, plans, limits, trial and features, our own product