As businesses continue to expand their online presence, the need for secure authentication methods becomes increasingly important. One of the most popular authentication methods is One-Time Password (OTP) via SMS. In this article, we’ll take a look at some of the best OTP SMS service provider companies in the market.
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Twilio :
Twilio is a cloud communications platform which gives every API, including SMS and voice call. Their SMS API is specially useful for the implementation of OTP authentication. Twilio’s SMS API is quite easy to use and provides developers with considerable documentation and support. They also offer two-factor authentication that adds an extra layer of security to the authentication process.
URL : https://www.twilio.com/sms
Email : sales@twilio.com
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C2SMS :
C2SMS is a messaging service provider from India that offers SMS, as well as voice services. Their OTP SMS service is designed for quick and easy integration along with comprehensive documentation and support provided. It also includes delivery reports and message logs.
URL: https://c2sms.com/otp-sms/
Email ID: info@c2sms.com
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SMScountry :
SMScountry is a cloud communication platform that specializes in SMS and voice services. Their SMS API includes features such as number verification and delivery reports. smscountry’s SMS API is easy to integrate into existing applications and provides developers with a comprehensive set of tools and support.
URL: https://www.smscountry.com/sms/otp-sms
Email ID: Sales@smscountry.com
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Verify Now :
Verify Now by Message Central is one of the best OTP service providers in India. Easy to use APIs, very intuitive platform and a whole process as simple as 3 clicks. No DLT registration required to get you started. The solution by Verify Now also comes with a comprehensive dashboard and analytics for deliverability tracking.
URL: https://www.messagecentral.com/product/verify-now/overview
Email: sales@messagecentral.com
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Plivo :
This is a cloud communications platform offering SMS as well as voice services. Their SMS API delivers the following features: Delivery reports and message logs are available in its features. The usage of its SMS API is simple, along with giving developers detailed documentation and support.
URL: https://www.plivo.com/sms/
Email ID: sales@plivo.com
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Clickatell :
Clickatell is a global SMS provider, offering many APIs by SMS. They offer OTP authentication support. The Clickatell SMS APIs are designed to be easy and simple to use, with comprehensive support and documentation. Moreover, they offer two-factor authentication for added security.
URL: https://www.clickatell.com/products/sms-platform/
Email ID: sales@clickatell.com
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Textlocal :
Textlocal provides SMS services from the UK. Textlocal offers OTP authentication among a range of services, and its SMS API features message templates, delivery reports, and scheduled messages. Textlocal is also offering two-factor authentication, along with detailed documentation and support.
URL: https://www.textlocal.com/
Email ID: sales@textlocal.com
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Authkey :
Authkey is a global communication platform offering both SMS and voice services. Their SMS service has features like number verification and message templates. authkey SMS API is easy to integrate into any application with great documentation and support.
URL: https://authkey.io/otp-service-provider
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Vonage :
Vonage is a cloud communications platform that offers OTP SMS and voice services. Their SMS API features include message templates, delivery reports, and two-factor authentication. Vonage’s SMS API is easy to use and provides developers with extensive documentation and support.
URL: https://www.vonage.com/communications-apis/sms/
Email : sales@vonage.com
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Indiasms :
India sms, a cloud communications platform with SMS and voice services. The company’s OTP SMS service includes template message, delivery reports and two-factor authentication. Indiasms’s SMS API is easy to integrate into other applications that provide developers with extensive documentation and support.
URL: https://www.indiasms.com/bulk-sms-services/otp
Email ID: mktg@indiasms.com
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Nimbus IT Solutions :
Nimbusitsolutions is a cloud communications platform that offers SMS and voice services. Their OTP SMS service provides features such as message templates, delivery reports, and two-factor authentication. Nimbusitsolutions SMS API is easy to use and provides developers with extensive documentation and support.
URL: https://www.nimbusitsolutions.com/otp-sms-services
Email ID: marketing@nimbusitsolutions.com
