#1 Reliable OTP SMS Services Provider

Trusted OTP SMS Service Provider. we understand the criticality of OTP (One-Time Password) authentication for your business. As a leading OTP SMS service provider, we offer seamless integration and secure delivery of OTPs to ensure enhanced security and user experience.

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Bulk SMS Messaging for OTP | OTP Bulk SMS | One Time Password

Our mission critical solution ensures security and convenience to enterprises.

SMS based confirmatory solutions that override heavy data volumes, message latency and geographies, OTPs(one time password) are highly useful in online transactions like bill payment confirmation, account activation, user registration verification, mobile number validation, etc. wherever reliable authentication support is imperative.

OTP Verification SMS
OTP Password Reset SMS

How can use our OTP SMS services

  • Add an additional layer of security to your website and apps.
  • Use OTP verification to be sure that your clients data remains secure.
  • Add an extra fold of security with OTP verification to complete a transaction securely.
  • Instead of sending links or verification code via email, use the OTP service to verify users before password resets.


  • Direct Connectivity With TIER-1 Telcos To Provide Average Delivery 2-6 Sec.
  • Proprietary Routing Algorithm To Re-Route Failed SMSs Via Backup Operators.
  • Focus On Growing Your Customer Base While We Take Care Of Infrastructure.
  • In-house Built Routing Algorithms Ensure Timely & Rapid Delivery Of Messages.
  • Receive Real-time & Detailed Delivery Reports Straight From The Operator End.
  • Pay Only For OTPs Delivered Within 15 Seconds & In First Attempt Via Primary Operator.

OTP SMS Features

SMSGATEWAYHUB Premium OTP SMS services are extensively used by Banks, Schools, Shipping, e-commerce Website and other businesses as well.

Improve bulk sms security

Improved Security

Many people forget or lost their passwords, OTP SMS deals effectively with this problem. With OTP one can reset their password.

bulk sms data secure

Reduce Data Theft

OTP codes are the perfect & right way to reduce cybercrime which includes identity theft, hacking, phishing and a lot more.

increase bulk sms productivity

Increases Flexibility & Productivity

This allows different users to securely login or gain access of a shared item or database. Companies are allowing their team to work remotely.

secure bulk sms payment

Secured Payments

As per the RBI, banks has to offer OTP SMS to customer who're making online payments through different platforms.

bulk sms user secure account

User Account Security

OTP is useful to make users account highly secured. These days, a user can enable 2FA when they log in from any other device.

secure otp bulk sms

Highly Secured

OTP messages on customer mobile number is valid only for 1 minute. It means there are no chances of fraud, no one can use it once its get expired.

global bulk sms operator

Global Operator Delivery

No boundation for OTP SMS delivery, our gateway will send a message on any mobile network within India.

bulk sms multiple reports

Live Delivery Report

Get a real-time delivery status of all sent OTP's in a table or a graphical representation at our interface.

developer friendly bulk sms

Developer Friendly

Easy to integrate OTP SMS API for third-party applications or for your own software & website.

More Features

Case Studies

Use Cases


What is OTP SMS?

OTP SMS is used to avoid that threat and increase trade safety. When the authentication is done by the system, your trade gets completed in a scrap of seconds. It's also called as two factor authentication. These days fraudulent practices are really common splendors. Hence OTP SMS service provides a result to all these illegal exertion like phishing, keyboard logging etc. OTP SMS is used by banks,e-commerce hatches, payment gateways etc.

How OTP SMS work ?

Firstly Send OTP SMS Verification request then SMSGATEWAYHUB fetches the generated OTP and sends it to your customer's mobile number then customer enter the unique OTP sent by SMSGATEWAYHUB on your app or website and gets OTP verified instantly.

Why implement SMSGatewayhub OTP SMS API ?

OTP SMS helps protect your business and your customers. One time passwords(OTP) are more secure than traditional static passwords your customers generate. OTP may even replace them for authentication purposes.

Why Is It Beneficial?

Bulk SMS OTP does not take more than 15-30 seconds to approve the user. It becomes invalid if the user forgets to put the given pin number at the specified time. We also offer external generation and validation of OTP for finance and banking systems where there is a requirement of generating OTPs outside the banking system for security purposes.One time Password(OTP) is the best way to get secure from fraudulent activities.

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