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SMS OTP Authentication At Lightning Speed.

Deliver transactional messages instantly via our ultra-reliable DLT-approved network. Unbeatable delivery rates at a standard flat rate of 0.28p per message.

Get API Key Now View Documentation

Why choose SECUREOTP?

Built for scale, designed for developers.

High Delivery Rates

Direct DLT integration ensures your OTPs arrive instantly, bypassing standard promotional queues.

Standard 0.28p

Industry-leading straightforward pricing. Pay a flat rate of just 28 paisa per message. No hidden fees.

Instant Security

Domain whitelisting ensures your API keys are completely protected from unauthorized use.

Easy API

Integrate in minutes with our simple GET request API endpoint. Up and running instantly.

Integrate in Minutes

Our RESTful API is designed to get out of your way. Send an OTP using a single, secure GET endpoint.

  • ✓
    Domain-Restricted API Keys
  • ✓
    Detailed Delivery Reports via Dashboard
  • ✓
    Instant OTP Dispatch
Get Your API Key
send-otp.sh
curl -X GET \
  "https://api.secureotp.com/api.php?API=YOUR_API_KEY&PHONE=9876543210&OTP=1234&APP=MySecureApp"
# JSON Response
{
  "status": "SUCCESS",
  "message": "OTP SENT SUCCESSFULLY",
  "cost": 0.28
}

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