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SMS OTP Service Provider

Reliable SMS OTP Service for business. Implement 2FA using SMS OTP verification to secure your application.

SMS OTP
SMS OTP

What is an SMS OTP?

SMS OTP is a one time password sent via SMS text to verify and authenticate the online event. The OTP code is always a unique and dynamic number required to use within a time limit. It implements the 2AF layer into your application to login portal, transaction confirmation, or event requests.

In what ways can SMS OTP service be used by businesses?

Choose the best otp SMS service provider for seamless OTP sending for business consistency.

Implement 2FA

Increase the security strength. Add 2FA with SMS OTP to authenticate the online event.

Login/signup using OTP

Use SMS OTP to login or sign up for the account. Use User’s number as a login entity .

Verify Transactions

Protect all the financial transactions with OTP validation using the OTP SMS authentication.

Change Password

Reactivated the online account of the user. Verify user identity by using OTP verification.

Account activation

Give a business back option with retrieval of suspended accounts using the number verification with Voice OTP.

Spam-proof

Ensure that spam/fake registrations are effectively stopped . No to spam and duplicate accounts.

Fallback SMS OTP

Fallback : What if my SMS OTP failed?

With SMS OTP platform, you can configure your message flow so that, if an SMS message cannot be delivered, an alternative voice or email channel can take over, ensuring your OTP messages are delivered as quickly and accurately as possible.

Why Authkey is best SMS OTP service provider

Authkey is a enterprise grade OTP service provider that offer secure OTP authentication platform

No Delay time

Lightning fast OTP SMS Service with API integration. Minimum delivery time with high efficiency within 6-8 seconds for message delivery.

Failover Solution

One API with a multiple channel processing model never lets OTP message undelivered. Automated Re-Route Failed OTP Via standy channels.

OTP templates

Use our ready to deliver OTP templates. Pre-built templates help you save extra effort and time. An easy-to-use flow structure.

Live Analytics

Analyze live data with your own account. Check for OTP Delivery, failure, and latency reports in detail in your panel.

Best Flexible pricing

Enjoy the best OTP platform. Get volume based discounts and Free Startup Credits.

Why Choose Authkey ?

We Scale with you

Regardless of one or million messages you send, our SMS infrastructure will ensure you that they deliver on time.

Pay on Delivery

Utilization based pricing enables you to get discounted pricing from the beginning while only paying for what you use.

Enterprise-grade

We connect your messaging flow directly over 220+ carriers in 200+ countries for international delivery that is best in class.

Compliance & developers

We align you with the support and developer team. We ensure that your Authkey.io experience is smooth and successful.

Frequently Asked Questions