[ MSG91 Reviews ](https://www.g2.com/products/msg91/reviews) [ MSG91 Reviews ](https://www.g2.com/products/msg91/reviews) # MSG91 Features ##### ## Authentication type (8) SMS-Based Sends a one-time passcode (OTP) via SMS. Voice-Based Telephony Provides a one-time passcode (OTP) via voice-call. Email-Based Sends a one-time passcode (OTP) via email. Hardware Token-Based Supports hardware tokens, which are often USB-sized, fob-like devices that store codes. Software Token Offers software tokens, which are applications installed on a mobile phone, wearable devices, or desktops and generate time-based one-time passcodes (TOTP) that a user can easily copy. Software tokens work both online and offline. Biometric Factor Allows biometric factors such as fingerprints, faceprints, voiceprints, or other biometric information to be used as an authentication factor. Mobile-Push Offers mobile push authentication, which is a user-friendly method that does not require a user to copy a code, but rather accept or deny an authentication using a mobile application. Mobile push authentication only works when a user is connected to the internet. Risk-Based Authentication Analyzes users' IP addresses, devices, behaviors and identities to authenticate a user. Show More ##### ## Functionality (5) Multi-Device Sync Allows the use of tokens on multiple devices. This feature can also be turned off if the user does not want this. Backup Offers encrypted backup recovery stored by the vendor. Ease Of Integration Empowers developers to intuitively integrate cloud communications functionality for their applications. API Call Speed Grants high speed API calls for fast communications. Communication Varieties Enables a wide variety of communication types such as SMS, voice, video, etc. Show More ##### ## Administration (6) Template Creation Process for administrator to create personalized email templates from scratch or incorporate and leverage existing templates. Preset Template Availability Quantity and quality of preset email templates for administrators to construct their own emails. Custom Unsubscribe Able to customize the unsubscribe templates, handler, and tracking. Email Segmentation Able to segment transactional emails based on their purpose. Detailed Server Logs Detailed logs for tracking and debugging mail server activity. Notifications Alerts administrator whenever a pre-set event occurs. Show More ##### ## Integrations (4) Webhooks Integrates webhooks into emails to signal email status (i.e. sent, bounced, opened, etc.) Event Tracking API API used to track the status of emails. Mail Send API API used to send emails (e.g. Web API, SMTP API) Spam Filter Testing Testing to ensure emails do not go to recipient's spam folder. Show More ##### ## Platform (8) Custom Tracking Domain Ability to define a custom domain from which emails are sent. Multiple Domains Able to send emails from multiple domains. Dedicated IP Ability to use a dedicated IP for deliverability. Documentation Availability and quality of documentation for API, code library, implementation, and set up. Sender Reputation Management Ability for the platform to manage individual domain reputations. That way, senders with good sending practices are not penalized based on the sending practices of others. Tracking & Reporting Tracks emails sent and delivery rates and compiles them into standard reports. Enterprise Scalability Provides features and infrastructure to allow scaling for large organizations. Performance and Reliability Emails are consistently received and software performs reliably. Show More ##### ## Text Messaging (7) Bulk SMS Enables users to send mass text message campaigns Two-Way Text Messaging Facilitates two-way text messaging to encourage consumer engagement and loyalty Text Scheduler Provides the ability to schedule single or bulk text messages to recipients on a specific date and time Automatic Replies Provides automatic text message replies to recipients Automatic URL Shortening Provides automatic URL shortening to use less characters via text Personalization Offers features for personalizing text messages based on customer information or past behavior Transactional SMS Allows users to establish automated workflows and triggers to deliver transactional text messages Show More ##### ## Implementation (3) Easy Setup Offers an easy to understand user interface to make setup smooth. Mobile SDK Offers a mobile software development kit (SDK) for iOS, Blackberry, and Android. Web SDK Offers a software development kit (SDK) for web-based applications. Show More ##### ## Support (3) Documentation Provides clear, effective documentation for API integrations. Community Support Provides public user forums for support questions and help. Professional Support Connects users with professional support teams to troubleshoot and finetune integrations. Show More ##### ## SMS Platform (5) Reporting Provides pre-built or customizable performance reports Automation Automates tasks and features for added convenience White Label Offers a white labeling service for agencies or resellers to customize platform branding Short Codes Provides businesses with 5- to 6-digit short codes for running text marketing campaigns API Integration Facilitates the integration of text messaging into existing business applications through an SMS gateway API Show More ##### ## Platform Basics - Phone Verification (6) Accuracy Validate phone numbers accurately including formats, country codes and area codes. Call Screening Screen phone numbers against blacklists and blockages to prevent verification attempts from known fraudulent personas. Scalability Scale to handle verification requests to accommodate growth and peak call times without affecting performance. Security Measures Protect user data during verification process using encryption and secure transmission protocols. Reliable Delivery Deliver verification codes or messages via SMS or voice calls to users to ensure consistent verification. Customizable Workflows Offer customizable options for verification workflows to tailor to business specific needs and preferences. Show More ##### ## Additional Features - Phone Verification (3) Integration Abilities Integrate with existing systems and other verification applications via APIs or SDKs for smooth workflows. Compliance with Regulations Comply with relevant data protection regulations such as GDPR or HIPAA. Reporting and Analytics Share reporting and analytics tools to track verification performance, monitor usage of tools and identify areas for improvement. Show More ##### ## WhatsApp Messaging - WhatsApp Marketing (6) Transactional Messages Allows users to establish automated workflows and triggers to deliver transactional WhatsApp messages and notifications Bulk WhatsApp Messaging Enables users to send mass WhatsApp marketing campaigns Conversational Messaging Facilitates two-way WhatsApp messaging to encourage subscriber engagement and loyalty Personalization Offers features for personalizing WhatsApp messages based on customer information or past behavior Promotional Messages Allow users to share promotions with subscribers via WhatsApp Automated Replies Provides automated WhatsApp message replies to recipients Show More ##### ## WhatsApp Business Platform - WhatsApp Marketing (4) Segmentation Deliver tailored promotions to specific audience segments API Integration Facilitates the integration of WhatsApp messaging into existing business applications through WhatsApp Business API WhatsApp Commerce Allow customers to browse, discover, research, purchase, and complete payment in real-time Analytics Provides analytics on opt-ins, open and delivery rates, and click-throughs Show More ##### ## Agentic AI - SMS Marketing (6) Autonomous Task Execution Capability to perform complex tasks without constant human input Multi-step Planning Ability to break down and plan multi-step processes Cross-system Integration Works across multiple software systems or databases Natural Language Interaction Engages in human-like conversation for task delegation Proactive Assistance Anticipates needs and offers suggestions without prompting Decision Making Makes informed choices based on available data and objectives Show More ##### ## Agentic AI - Phone Verification (1) Autonomous Task Execution Capability to perform complex tasks without constant human input Show More ##### ## Messaging - RCS Business Messaging (8) Personalization Offers features for personalizing text messages based on customer information or past behavior. Rich Media Provide rich media such as videos, images, carousels, cards, branded templates, etc. Interactive Messages Offer interactive text, buttons or suggested replies for customers to enagage with. Branded Templates Provide customizable, reusable templates to ensure consistent branding across campaigns. Automation Enable automated RCS messaging based on triggers, workflows, or scheduling. Conversational RCS Provide two-way messaging, allowing customers to reply and engage in real-time conversations. Transactional RCS Supports transactional alerts such as reminders, confirmations, or notifications. Promotional RCS Provide promotional campaigns with direct website or app actions embedded in messages. Show More ##### ## Security / Verification - RCS Business Messaging (3) Verified Sender Provide a verified, branded sender profile. Encryption Provide encryption to protect message content, ensuring secure and compliant communication. Authentification Provide authentication mechanisms such as one-time passwords (OTP) or two-factor verification to authenticate users Show More ##### ## Analytics / Deliverability - RCS Business Messaging (3) Read Receipts Provide read receipts and delivery status indicators so businesses can confirm when messages are delivered and opened. Analytics Offer analytics on message delivery, open rates, or campaign performance. SMS Fallback Provide the ability to automatically send messages via SMS or MMS when RCS is not supported, ensuring reliable delivery across all devices and carriers. Show More ##### ## AI - RCS Business Messaging (1) AI Provide AI features such as chatbots, smart replies, or sentiment analysis to enhance conversational RCS. Show More ## Top-Rated Alternatives [ ![Twilio](https://images.g2crowd.com/uploads/product/hd_favicon/1487565692/twilio.svg "Twilio") Twilio 4.1/5 (455) ](https://www.g2.com/products/twilio/reviews) [ ![Plivo](https://images.g2crowd.com/uploads/product/hd_favicon/0219be4caa38f6525d39454d85265b89/plivo.svg "Plivo") Plivo 4.5/5 (743) ](https://www.g2.com/products/plivo/reviews) [ ![Vonage Communications APIs](https://images.g2crowd.com/uploads/product/hd_favicon/2e3d95995bfd345d17b179df3141db83/vonage-communications-apis.svg "Vonage Communications APIs") Vonage Communications APIs 4.2/5 (368) ](https://www.g2.com/products/vonage-communications-apis/reviews) [ View All Alternatives ](https://www.g2.com/products/msg91/competitors/alternatives) ## Technology Glossary Features View full feature definition View definitions of the features and discover new technology terms. [View Glossary](/glossary) [Webhooks](/glossary/webhooks-definition) What are webhooks and why are they useful? Our G2 guide can help you understand webhooks and their use cases. [Email Segmentation](/glossary/email-segmentation-definition) Email segmentation is the process of segregating a contact database to create email segments with shared and similar characteristics. Learn more about email segmentation, best practices, and how email marketers can perform email segmentation. [Dedicated IP](/glossary/dedicated-ip-definition) What is dedicated IP and how does it help organizations? Our G2 guide can help you understand dedicated IP and the benefits it offers. 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