Send OTP on WhatsApp 2022

OTPs are essential to verify transactions and logins. In Authgear, you can send OTPs with the messenger services they are familiar with.

 min. read
Published on
November 11, 2021
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Send OTPs on WhatsApp at $199/mo
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Almost all smartphone users use some kind of instant messaging platform to communicate with their friends and family. WhatsApp is a popular choice among them. More than 2 billions users communicate on WhatsApp actively.

OTPs are ubiquitous security measure adopted by many systems to verify transactions and logins. Most of them use SMS to send OTPs. However SMS-based OTP is vulnerable to different attacks.

Moreover, SMS are not cheap to sent. Businesses used SMS API solutions like Twilio to implement SMS OTPs. The cost can be expensive and becomes a financial burden depending on the serviced country.

In Authgear, you can build a secure authentication and login system with OTP based on the favorite messaging platform your users love. Two-way communication channel is established on WhatsApp once the phone number is verified and the secure OTP is sent.

Benefits of using WhatsApp based OTP

  • More secure, messages are end-to-end encrypted on these platforms
  • Integrate Chatbots to these accounts
  • Cheaper cost per message