MSG91

Spec sheet

What it does

MSG91 is a cloud communications platform providing SMS, WhatsApp, email, voice, authentication, RCS and related communication APIs.Read 15 Oct 2026 · msg91.com

Product

MSG91 describes itself as a cloud communication platform offering APIs and tools for SMS, WhatsApp, RCS, email, voice and authentication.Read 4 Oct 2026 · docs.msg91.com

Integrations

MSG91 lists integrations or connectors including Shopify, Zoho CRM, CleverTap, Excel, Google Sheets, Auth0, Zapier, Pabbly Connect, viaSocket, Tally and Kylas.Read 15 Oct 2026 · msg91.com

Support

Support is available by chat, email, WhatsApp call or Google Meet; listed hours are Monday–Saturday 8:00 AM–midnight IST and Sundays and holidays 10:00 AM–7:00 PM IST.Read 4 Oct 2026 · msg91.com

Headquarters

The Udyam certificate lists the enterprise address in Indore, Madhya Pradesh, India, PIN 452011.Read 15 Oct 2026 · msg91.com

Founded

The Udyam certificate records incorporation and business commencement on 18 June 2010.Read 15 Oct 2026 · msg91.com

Account security

MSG91's privacy policy says sensitive information is encrypted using industry-standard protocols, transmitted via TLS/SSL, and accounts have two-factor authentication.Read 4 Oct 2026 · msg91.com

API security

An API-security option restricts requests to whitelisted IP addresses and rejects requests from other IPs with error 418.Read 15 Oct 2026 · msg91.com

Company legal name

Official registration documents identify the enterprise as Walkover Web Solutions Private Limited.Read 15 Oct 2026 · msg91.com

Company size

LinkedIn lists MSG91 as a privately held telecommunications company with 51–200 employees and headquarters in Indore, Madhya Pradesh.Read 15 Oct 2026 · linkedin.com

Developer documentation

The documentation provides API references with endpoints, parameters, authentication, request examples and responses, plus help-center and technical-support resources.Read 15 Oct 2026 · docs.msg91.com

Developer platforms

MSG91 lists iOS and Android SDKs and provides RESTful APIs for its communication channels.Read 4 Oct 2026 · docs.msg91.com

DLT requirement

For Indian domestic messaging, DLT platforms automatically append P, S, T or G suffixes to sender IDs according to template category.Read 15 Oct 2026 · msg91.com

Global reach

MSG91 says its SMS service reaches 210+ countries through localized telecom operators and real-time rerouting.Read 4 Oct 2026 · msg91.com

Google Sheets integration feedback

A Google Workspace Marketplace reviewer describes the Sheets integration as easy and reliable but complains that sender ID must be entered for every send.Read 15 Oct 2026 · workspace.google.com

Historical outage

MSG91 reported major disruptions on 5 and 8 December 2018, including delayed or failed SMS during the second incident.Read 15 Oct 2026 · msg91.com

Hosting

The SOC 2 description says MSG91 production infrastructure is hosted on AWS regions in Singapore, India and Ireland inside a VPC with firewalls.Read 15 Oct 2026 · msg91.com

Limit: credit dispute

A Trustpilot reviewer alleges promised recharge credits were not fully credited and that suspicious usage drained credits without adequate safeguards.Read 15 Oct 2026 · trustpilot.com

Limit: dashboard and imports

Software Advice reviewers report that the dashboard can sometimes fail to load JavaScript and that importing contacts is difficult.Read 15 Oct 2026 · softwareadvice.com

Limit: RCS reach

G2 reviewers cite limited RCS availability outside India, complex RCS setup and occasional reporting delays.Read 15 Oct 2026 · g2.com

Limit: staging environment

A G2 reviewer says MSG91 could not provide a staging environment for user-acceptance testing.Read 15 Oct 2026 · g2.com

Notable update

MSG91's July 13, 2026 update described campaign management, pausing campaigns, load balancing and processing up to five million SMS in one request.Read 15 Oct 2026 · msg91.com

OTP pricing

India-to-India OTP pricing shown ranges from ₹0.25 per OTP at 5,000 messages to ₹0.18 at 8,55,556 messages.Read 15 Oct 2026 · msg91.com

Praise: delivery and support

Independent reviewers repeatedly praise fast or reliable delivery, easy API integration, responsive support and startup-friendly pricing or credits.Read 15 Oct 2026 · softwareadvice.com

Praise: multi-channel platform

G2 reviewers praise combining SMS, WhatsApp, email and voice with reporting and logs in one platform.Read 15 Oct 2026 · g2.com

Pricing limits

The India-to-India SMS pricing page lists volume-based per-message rates and says personalized pricing can go up to ₹0.13 per SMS; its displayed rates are subject to 18% GST where noted.Read 4 Oct 2026 · msg91.com

Privacy processors

The privacy policy lists AWS, Google Cloud, Microsoft Azure, Meta, Jio Haptik, Stripe, PayPal, Razorpay, Cashfree, Freshworks and analytics providers as processors or infrastructure services.Read 15 Oct 2026 · msg91.com

Rating on Apple App Store

4.0 out of 5 from 1 rating.Read 15 Oct 2026 · apps.apple.com

Rating on Capterra

4.7 out of 5 from 42 reviews.Read 15 Oct 2026 · capterra.com

Rating on Chrome Web Store

5.0 out of 5 from 1 rating.Read 15 Oct 2026 · chromewebstore.google.com

Rating on G2

4.5 out of 5 from 199 reviews.Read 15 Oct 2026 · g2.com

Rating on GetApp

4.7 out of 5 from 42 reviews.Read 15 Oct 2026 · getapp.com

Rating on Trustpilot

3.4 out of 5 from 10 reviews.Read 15 Oct 2026 · trustpilot.com

SDKs

The developer documentation links mobile SDKs for iOS and Android hosted on GitHub.Read 15 Oct 2026 · docs.msg91.com

Security certification

The maker's certificate states that Walkover Web Solutions Pvt. Ltd. (MSG91) has ISO/IEC 27001:2022 certification for its cloud communication platform and SaaS, valid until 14 July 2027 subject to surveillance audits.Read 4 Oct 2026 · msg91.com

Security controls

MSG91's SOC 2 Type II report covers security, availability, processing integrity, confidentiality and privacy controls for the 26 January–26 April 2024 observation period.Read 15 Oct 2026 · msg91.com

SMS capability

The SMS API supports sending both individual and bulk messages.Read 15 Oct 2026 · docs.msg91.com

SMS features

The SMS service lists multilingual and personalized messaging, link shortening, delivery analytics, message scheduling, delivery tracking and reporting.Read 4 Oct 2026 · msg91.com

SMS routing

Its SMS API uses an intelligent retry algorithm that can retry failed messages over another telecom route.Read 4 Oct 2026 · msg91.com

SMS templates

The SMS API includes template creation, versioning, default-version selection and template-detail retrieval.Read 15 Oct 2026 · docs.msg91.com

Verification

MSG91 documents an OTP service with send, resend and verify APIs, plus an OTP widget that calls those APIs automatically.Read 4 Oct 2026 · docs.msg91.com

Voice API

Voice APIs cover voice SMS, IVR or flow execution, click-to-call, agents, SIP credentials, VPN credentials, logs, recordings and analytics.Read 15 Oct 2026 · docs.msg91.com

Who it serves

MSG91 presents its SMS APIs for businesses and developers sending transactional messages such as order confirmations, appointment reminders and account notifications.Read 4 Oct 2026 · msg91.com

Plans and prices

Every MSG91 plan and price →

Where Specifiction places it

• SMS APIs#1 of 349.0
• WhatsApp Business API Providers#4 of 339.0
• SMS API services#5 of 358.7