# HexaFloww vs Sinch: No-Code Marketing vs Global APIs

_Source: https://hexafloww.com/compare/hexafloww-vs-sinch · 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 with no code, from ₹999/month. Choose Sinch if your developers are building SMS, RCS, voice, verification or email into your own product across many countries on pay-as-you-go pricing.

## Key takeaways

- Sinch is an API platform for developers; HexaFloww is a finished marketing app your team logs into.
- Sinch prices SMS, voice and RCS pay-as-you-go by country; HexaFloww is a flat rupee plan with Meta fees billed separately.
- Sinch covers channels HexaFloww doesn’t: SMS, RCS, voice, video and verification, with email through Mailgun and Mailjet.
- HexaFloww includes campaigns, journeys, number-protection rails, a shared inbox and AI replies with no code.
- HexaFloww adds WhatsApp booking with reminders, Google review replies and SEO reports.

Sinch is one of the world’s largest communications platforms. It says it’s trusted by 200,000+ customers, with 600+ direct operator connections and 900 billion+ texts and emails a year. Developers use its APIs for SMS, RCS, voice, video, verification and email. HexaFloww is a marketing app: your team logs in, builds a segment and sends a campaign.

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

## Quick verdict

Sinch is a powerful global toolbox for developers, priced pay-as-you-go. HexaFloww is a finished marketing suite: campaigns, a four-channel inbox, AI replies, email, 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 WhatsApp campaigns and email in one app
- You need a shared inbox for WhatsApp, Instagram and Messenger
- You want AI replies trained on your own website
- You prefer a predictable plan in rupees

**Choose Sinch if:**

- You’re building messaging into your own product
- You need SMS, RCS, voice or number verification
- You send to many countries at very high volume
- You have developers to build and maintain the tooling

## Feature comparison

| Feature | HexaFloww | Sinch |
| --- | --- | --- |
| Official WhatsApp Business API | Yes Meta Cloud API, your own number | Yes WhatsApp via its Conversation API |
| Campaign builder | Yes 4-step wizard with audience preview | Partial Marketer applications; mostly built on the API |
| Number-protection rails | Yes Frequency caps, quality auto-pause, failure circuit breaker | Partial Your own code |
| WhatsApp booking | Yes Slots, reminders, Google Calendar sync | No Not offered |
| Shared team inbox | Yes WhatsApp, Messenger, Instagram and TikTok | Partial Not described on its website |
| AI replies | Yes Trained on your website and documents | Partial AI agent tools for developers |
| Lead scoring | Yes Buying intent scored on every chat | No Not built in |
| Email | Yes Campaign builder, A/B tests, Smart Send (Growth plan) | Partial Mailgun and Mailjet, separate products |
| SMS & RCS | No Not offered | Yes Global SMS and RCS, pay as you go |
| Voice, video & verification | No Not offered | Yes Voice API, in-app voice and video SDKs, verification |
| Google reviews & SEO | Yes Review replies, posts, Search Console, GA4 | No Not offered |
| Pricing model | Yes Flat plans from ₹999/month | Partial Pay as you go by country; custom via sales |
| Free trial | Yes 3 days, Growth features, no card | Yes “Try for free” sign-up |

## Setup: log in vs build

The biggest difference is who does the work. HexaFloww is ready when you connect your number; Sinch is ready when your developers have built on it.

### HexaFloww

- Connect WhatsApp with Meta’s guided signup
- Import contacts from CSV, Shopify, HubSpot or your phone
- Send your first campaign the same day
- No servers, code or maintenance

### Sinch

- APIs and SDKs for messaging, voice and verification
- Serverless Functions for custom logic
- Campaign screens and reports are largely yours to build

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

## WhatsApp campaigns with safety rails

Both can send approved templates to thousands of customers. HexaFloww adds the campaign tooling and number protection that an API leaves to you.

### 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 per campaign

### Sinch

- Reliable delivery at global scale
- Delivery reports to your own systems
- Campaign logic built by your team

**Verdict (HexaFloww):** HexaFloww wins for running campaigns; Sinch for raw sending infrastructure.

## AI replies without building them

HexaFloww answers customers with AI trained on your own website. With Sinch, your developers assemble AI agents from its tools.

### HexaFloww

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

### Sinch

- AI agent tools and Functions for developers
- AI features to reduce messaging fraud

> “Do you deliver to Pune, and what’s the price of the 1 kg pack?”

**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

### Sinch

- No booking calendar
- No Google review or SEO tools

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

## Email: one app vs two specialist products

Sinch owns two well-known email products. HexaFloww’s Growth plan puts email and WhatsApp in one place.

### HexaFloww

- Drag-and-drop builder with A/B tests
- Smart Send by opening hour
- Email and WhatsApp steps in the same journey

### Sinch

- Mailjet for email marketing
- Mailgun for developer email sending
- Separate accounts and plans from messaging

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

**Verdict (Tie):** A tie: Mailjet and Mailgun are strong specialists; HexaFloww joins email and WhatsApp in one journey.

## Pricing: flat rupees vs pay as you go

Both pass Meta’s WhatsApp fees through in some form. The difference is what sits on top.

### HexaFloww

- Flat plans from ₹999/month, paid in rupees
- Inbox, AI and campaigns included
- Meta fees billed separately

### Sinch

- Pay as you go per message, by country
- Custom pricing for volume
- Tooling costs extra or is built in-house

**Verdict (Tie):** A tie: HexaFloww is simpler for SMBs; Sinch can be cheaper at huge, developer-run volume.

## SMS, RCS, voice and verification: Sinch’s home ground

If your business runs on SMS alerts, OTPs or calls, Sinch covers channels HexaFloww doesn’t.

### HexaFloww

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

### Sinch

- Global SMS and RCS
- Voice API and in-app voice and video SDKs
- Verification APIs

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

## Global scale for developers

For product teams sending worldwide, Sinch’s network and APIs are the point.

### HexaFloww

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

### Sinch

- 600+ direct operator connections
- Claims 99.99% uptime across 60+ countries
- 100 billion+ calls completed a year

**Verdict (Sinch):** Sinch wins for developers sending at global scale.

## Pricing

Sinch bills pay-as-you-go per channel and country. 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

### Sinch

Pay-as-you-go usage pricing by channel and country, with custom pricing through sales.

- **SMS, voice & RCS:** Pay as you go; country rates in calculators
- **Functions:** Starts free; charged for compute time used
- **Email:** Mailgun and Mailjet, priced separately
- **Trial:** “Try for free” sign-up

## Where Sinch is the better choice

- **Every channel:** SMS, RCS, voice, video, verification and email from one provider.
- **Developer platform:** APIs, SDKs and serverless Functions to build any workflow.
- **Global network:** 600+ direct operator connections across many countries.
- **Email specialists:** Mailjet and Mailgun for marketing and developer email.

## 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.
- **Schools & institutes:** HexaFloww - Admissions campaigns on WhatsApp and email, with Instagram enquiries in one inbox.
- **SaaS & app developers:** Sinch - Messaging, verification and voice embedded directly in your own product.
- **Global enterprises:** Sinch - Very high volume across many countries and channels.

## Switching from Sinch

If you built a campaign tool on Sinch, moving to HexaFloww means replacing that code with a ready-made app.

1. **Export your contacts**: Export contacts and opt-in status from your own database or Sinch-based tool 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. **Move your number**: Disconnect your WhatsApp sender from Sinch, then connect it to HexaFloww.
5. **Sync your templates**: Sync your approved 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 Sinch for SMS, OTPs or voice if you use them. HexaFloww can handle the marketing side alone.

## The bottom line

Sinch is the right choice for developers building SMS, RCS, voice, verification and email into their own products at global scale.

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

## Frequently asked questions

### Is HexaFloww a good Sinch alternative?

Yes, if you want to market on WhatsApp and email without building software. HexaFloww gives you campaigns, a shared inbox, AI replies and journeys out of the box. If you’re a developer embedding SMS, voice or verification into your own app, Sinch is the better fit.

### How much does Sinch cost?

Sinch prices SMS, voice and RCS pay-as-you-go, with rates by country shown in calculators on its pricing pages, and offers custom pricing through sales. Its serverless Functions start free and charge for compute time. It offers a “Try for free” sign-up.

### 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.

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

For most products, yes. Sinch is built around messaging, voice and verification APIs. It lists applications for marketers too, but campaigns, inboxes and reports usually involve integration work. HexaFloww is ready the day you connect your number.

### Does HexaFloww support SMS or voice?

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

### Does Sinch offer email marketing?

Sinch lists Mailgun and Mailjet as its email products, each with its own plans. HexaFloww’s Growth plan puts email campaigns and WhatsApp in one app, so one journey can mix both.

### Can I use HexaFloww with my own developers?

Yes. HexaFloww has a REST API with per-project keys for adding contacts from your website or app, and connectors for Shopify, HubSpot, Google Forms, Typeform and JotForm. It isn’t a general messaging API like Sinch, though.

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

Yes. Your WhatsApp Business number is registered with Meta, so it can be disconnected from Sinch and connected to HexaFloww. Export your contacts and opt-outs first, then sync or re-submit your approved templates.

## Sources

- Sinch’s official pricing pages, pay-as-you-go model, Functions pricing and trial, checked 11 October 2026
- Sinch’s official website, products, email brands and scale claims, checked 11 October 2026
- HexaFloww pricing and product, plans, limits, trial and features, our own product