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Comparison

HexaFloww vs Kaleyra: Self-Serve vs Enterprise CPaaS

Kaleyra, now part of Tata Communications, is an enterprise messaging platform for banks, insurers and large brands: SMS, WhatsApp, RCS, voice and more, sold through sales. HexaFloww is a self-serve marketing app for growing businesses: WhatsApp campaigns, email, a social inbox and AI replies from ₹999/month. Here’s an honest, side-by-side look.

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HexaFloww vs Kaleyra comparison: Indian SMBs, D2C brands and agencies that want self-serve WhatsApp, email and social marketing.
The short answer

HexaFloww or Kaleyra?
Here’s the honest answer.

Choose HexaFloww if you’re a growing business that wants to sign up today and run WhatsApp and email campaigns, a social inbox and AI replies from ₹999/month. Choose Kaleyra if you’re a bank, insurer or large enterprise that needs SMS, RCS, voice and OTPs at very high volume with enterprise SLAs.

See the full comparison
5 areas where HexaFloww comes out ahead
1 ties where it depends on your business
2 areas where Kaleyra is stronger

Key takeaways

01

Kaleyra is an enterprise CPaaS owned by Tata Communications; HexaFloww is a self-serve marketing app.

02

Kaleyra doesn’t publish prices and starts with a demo; HexaFloww lists rupee prices and offers a 3-day free trial.

03

HexaFloww includes campaign tools, a four-channel inbox, AI replies and email without integration work.

04

Kaleyra covers SMS, RCS, voice, video and OTP traffic that HexaFloww doesn’t.

05

Kaleyra is built for regulated, high-volume use cases such as banking alerts and fraud notifications.

Kaleyra is a communications platform (CPaaS) for large enterprises, now part of Tata Communications. It powers SMS alerts, OTPs, WhatsApp, RCS and voice for banks, insurers, retailers and travel companies. HexaFloww is a marketing app that a small team can sign up for and use the same day.

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

Quick verdict

Two good tools.
Built for different jobs.

Kaleyra is enterprise messaging infrastructure with huge reach and SLAs. HexaFloww is a ready-to-use marketing suite: campaigns, a four-channel inbox, AI replies, email, bookings and Google reviews, on a flat rupee plan from ₹999/month.

Best for most Indian businesses

Choose HexaFloww if…

  • You want to sign up and start today, without a sales call
  • Your team will run campaigns without developers
  • You need a shared inbox for WhatsApp, Instagram and Messenger
  • You want email and WhatsApp in one plan
  • You prefer published rupee prices

Choose Kaleyra if…

  • You send OTPs, transaction alerts or fraud notifications
  • You need SMS, RCS, voice or video at very high volume
  • You need enterprise SLAs and a telecom-grade provider
  • You have developers to integrate its APIs
Side by side

HexaFloww vs Kaleyra.
Feature by feature.

Included Partial / add-on Not offered

WhatsApp

Official WhatsApp Business API

HexaFloww: Meta Cloud API, your own number

Kaleyra: Official API

Self-serve campaign builder

HexaFloww: 4-step wizard with audience preview

Kaleyra: Enterprise setup through sales

Number-protection rails

HexaFloww: Frequency caps, quality auto-pause, failure circuit breaker

Kaleyra: Not described on its website

WhatsApp booking

HexaFloww: Flows, slot booking, reminders, Google Calendar sync

Kaleyra: Not described on its website

Inbox & AI

Shared team inbox

HexaFloww: WhatsApp, Messenger, Instagram and TikTok

Kaleyra: Customer experience platform, enterprise setup

AI replies

HexaFloww: Trained on your website and documents

Kaleyra: Chatbots and AI agents

Voice AI

HexaFloww: Not offered

Kaleyra: Speech-to-speech voice AI

Channels

Email campaigns

HexaFloww: Builder, A/B tests, Smart Send (Growth plan)

Kaleyra: Email with drag-and-drop flows

SMS & OTP

HexaFloww: Not offered

Kaleyra: SMS, premium SMS and OTP

RCS, voice & video

HexaFloww: Not offered

Kaleyra: RCS, programmable voice and video

Instagram & Messenger

HexaFloww: DMs and comments in the inbox

Kaleyra: Not listed among its channels

Google reviews & SEO

HexaFloww: Review replies, posts, Search Console, GA4

Kaleyra: Not offered

Pricing & buying

Published price

HexaFloww: From ₹999/month

Kaleyra: Not published; quoted by sales

Free trial

HexaFloww: 3 days, Growth features, no card

Kaleyra: Demo and consultation

Enterprise SLA

HexaFloww: Standard SaaS support

Kaleyra: 99.9% uptime claimed, enterprise SLAs

Area by area

8 areas.
Each with a clear winner.

Area 01 · Getting started

HexaFloww

Getting started: sign up vs sales cycle

HexaFloww is self-serve. Kaleyra is bought the enterprise way: a demo, a consultation and an integration project.

HexaFloww

  • Sign up and start a 3-day free trial
  • Connect WhatsApp with Meta’s guided signup
  • Send your first campaign the same day

Kaleyra

  • Book a demo or talk to an expert
  • APIs integrated by your technical team
  • Suited to long-term enterprise contracts

Verdict: HexaFloww wins for businesses that want to start today.

See HexaFloww pricing

Area 02 · WhatsApp campaigns

HexaFloww

WhatsApp campaigns your team can run

HexaFloww gives marketers the campaign screens, segments and safety rails. Kaleyra gives enterprises the pipes.

HexaFloww

  • 4-step campaign wizard with live audience preview
  • Per-contact frequency caps and quality auto-pause
  • Delivered, read and replied tracking
  • Follow-up journeys on WhatsApp and email

Kaleyra

  • WhatsApp at enterprise volume
  • Part of a multi-channel messaging stack
  • Campaign tooling depends on your integration

Verdict: HexaFloww wins for marketing teams.

Explore WhatsApp marketing

Area 03 · Inbox

HexaFloww

One inbox for WhatsApp and social

Customers reply on WhatsApp, Instagram and Facebook. HexaFloww puts all of it in one place.

HexaFloww

  • WhatsApp, Messenger, Instagram DMs and TikTok (Growth)
  • Facebook and Instagram comment replies
  • Assign chats with an email to the assignee

Kaleyra

  • Customer experience platform for enterprises
  • Instagram and Messenger not listed among its channels

Verdict: HexaFloww wins for social conversations.

See the unified inbox

Area 04 · AI

Tie

AI: ready-made replies vs enterprise AI agents

Both offer AI. HexaFloww’s is ready the day you add your website; Kaleyra’s is built for enterprise deployments, including voice.

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

Kaleyra

  • Chatbots and AI workers
  • Speech-to-speech voice AI
  • Enterprise deployment and customisation

Verdict: A tie: HexaFloww for quick self-serve AI, Kaleyra for enterprise and voice AI.

How AI auto-replies work

Area 05 · Email

HexaFloww

Email and WhatsApp in one journey

Both offer email. HexaFloww combines it with WhatsApp in the same journey, inside one self-serve app.

HexaFloww

  • Drag-and-drop builder and templates
  • A/B tests and Smart Send by opening hour
  • Email and WhatsApp steps in one journey

Kaleyra

  • Email channel with drag-and-drop flows
  • Part of the wider enterprise stack
“Email the offer, then WhatsApp anyone who didn’t open it in two days.”

Verdict: HexaFloww wins for marketers who want it all in one app.

Explore email campaigns

Area 06 · Booking & reviews

HexaFloww

Bookings and Google reviews

Local businesses need appointments and reviews as much as messaging. HexaFloww covers both.

HexaFloww

  • Booking inside WhatsApp with reminders
  • Google Calendar sync
  • Reply to Google reviews with AI drafts
  • Search Console and GA4 reports

Kaleyra

  • No booking or review tools described

Verdict: HexaFloww wins for local businesses.

See WhatsApp booking

Area 07 · SMS, RCS & voice

Kaleyra

SMS, RCS, voice and OTPs: Kaleyra’s strength

For transaction alerts, OTPs and calls, Kaleyra covers channels HexaFloww doesn’t offer.

HexaFloww

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

Kaleyra

  • SMS, premium SMS, MMS and RCS
  • Programmable voice and video
  • OTPs and fraud alerts for banking

Verdict: Kaleyra wins on channel breadth.

Area 08 · Enterprise scale

Kaleyra

Enterprise scale and reach

Kaleyra is built for the largest senders, backed by Tata Communications’ network.

HexaFloww

  • Built for SMBs, brands and agencies
  • Up to 10 projects and 20 seats on Business

Kaleyra

  • 60 billion+ interactions a year, as it states
  • 190+ countries and 400+ direct operator connections
  • Long track record serving banks and insurers

Verdict: Kaleyra wins for enterprise and regulated industries.

Who should choose which

Pick by business type.
And where Kaleyra wins.

D2C & Shopify brands

HexaFloww

WhatsApp campaigns, cart messages, email and Instagram DMs, self-serve.

HexaFloww for e-commerce

Schools & institutes

HexaFloww

Admissions campaigns on WhatsApp and email, with Instagram enquiries in one inbox.

HexaFloww for education

Clinics & salons

HexaFloww

WhatsApp booking with reminders, AI replies and Google reviews.

HexaFloww for healthcare

Marketing agencies

HexaFloww

Separate client projects on one plan.

HexaFloww for agencies

Banks & insurers

Kaleyra

OTPs, alerts and multi-channel traffic with enterprise SLAs.

Large enterprises

Kaleyra

SMS, RCS, voice and WhatsApp at very high volume.

Where Kaleyra is the better choice

A useful comparison is clear about our own gaps too.

Every channel

SMS, RCS, voice, video, email and WhatsApp from one provider.

Banking-grade use cases

OTPs, transaction alerts and fraud notifications for BFSI.

Telecom backing

Part of Tata Communications, with direct operator connections.

Enterprise SLAs

Built for very high volume with enterprise support.

Migration

Switching from Kaleyra?
Six steps, one afternoon.

Moving your marketing from Kaleyra to HexaFloww is mostly about contacts, templates and your WhatsApp number.

  1. 01

    Export your contacts

    Export marketing contacts and opt-in status from your systems as a CSV.

  2. 02

    Keep your opt-outs

    Import opt-outs to HexaFloww’s suppression list.

  3. 03

    Import and map fields

    Import the CSV and map each column to a contact field.

  4. 04

    Move your number

    Disconnect your WhatsApp number from Kaleyra, then connect it to HexaFloww.

  5. 05

    Sync your templates

    Sync approved templates from Meta or re-submit any that don’t carry over.

  6. 06

    Launch a campaign

    Build a segment, schedule a campaign and add an email follow-up.

Tip: You can keep Kaleyra for OTPs and SMS alerts and run marketing on HexaFloww. They don’t conflict as long as each WhatsApp number sits with one provider.

FAQ

HexaFloww vs Kaleyra.
Questions people ask.

Still have questions?Talk to us

Yes, for small and mid-sized businesses whose goal is marketing. HexaFloww is self-serve, priced in rupees and ready to use, with WhatsApp campaigns, email, a social inbox and AI replies. For bank-grade SMS, OTP, RCS or voice traffic, Kaleyra is the better fit.

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