SMS Verification
Phone number verification via SMS one-time passwords with global reach across 200+ countries. Smart multi-carrier routing ensures reliable delivery for any identity workflow.
Global SMS OTP Verification
Signteq's SMS Verification delivers one-time passwords to mobile phones worldwide with industry-leading delivery rates. Smart routing technology selects the optimal carrier path for each message, while built-in retry and fallback mechanisms ensure your users always receive their verification code.
- Delivery to 200+ countries with 99.9% success rate
- Intelligent multi-carrier routing for optimal delivery speed
- Customisable message templates with full Unicode and multi-language support
- Automatic retry with voice OTP fallback when SMS delivery fails
- Real-time delivery status reporting via webhooks
Everything You Need
Powerful features designed for enterprise-grade performance and compliance
Global Reach
Deliver verification codes to mobile numbers in over 200 countries and territories. Direct carrier connections and aggregator partnerships ensure comprehensive global coverage.
High Delivery
Achieve a 99.9% delivery success rate through intelligent multi-carrier routing and real-time path optimisation. Failed deliveries are automatically retried via alternative routes.
Fast Delivery
Messages arrive within seconds thanks to priority routing and direct operator connections. Low-latency delivery keeps your verification flow responsive and user-friendly.
Custom Templates
Create branded message templates with your company name, custom sender ID, and personalised content. Templates support dynamic variables for seamless integration.
Multi-language
Full Unicode support enables messages in any language and script, including Arabic, Chinese, and Cyrillic. Automatic encoding ensures correct character display on all devices.
Retry Logic
Automatic retry on delivery failure with configurable retry intervals and maximum attempts. Seamless fallback to voice OTP ensures users are never left without a verification path.
Use Cases
See how businesses use SMS Verification in production
User Registration & Account Security
Verify phone number ownership during account creation or when users update their contact details, adding a layer of identity assurance to your onboarding flow.
Transaction & Login Verification
Add SMS-based two-factor authentication to protect high-risk transactions and account logins from unauthorised access.
Ready to get started with SMS Verification?
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Request a Demo
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Talk to Sales
Discuss pricing and implementation for SMS Verification with our team.