Features for Sending and Verifying OTPs
Manage OTP routing, delivery logs and message templates in one place. Test delivery in your dashboard, then add verification to your app through the API.
Explore SecondFactor Features
Connect SMS, WhatsApp, Viber and RCS based on your destination markets and setup requirements.
Automatic OTP Routing and Fallback
Send codes through the lowest-cost eligible channel, with automatic fallback after eight seconds without delivery confirmation.
Learn more →OTP Delivery Logs and Costs
Review the destination, channel, delivery status and cost of each request in your dashboard.
Learn more →OTP Template Management
Create OTP templates for each connected channel, track their approval and choose a template for each request.
Learn more →PIE Playground
Send a real OTP to your own phone, inspect the route it took and verify the code before you integrate.
Learn more →Send Your First OTP With SecondFactor
Start testing with free credits, or talk to our team about pricing for your destination markets and expected volume.