Implementing SMS Fallback for Bulletproof OTP Delivery

SMS Fallback creates dependable OTP delivery by automatically switching to SMS when WhatsApp encounters problems. This backup approach ensures verification codes always reach customers regardless of internet connectivity, app status, or device issues, maintaining seamless authentication experiences. The detailed guide explores why India\'s diverse infrastructure requires hybrid solutions rather than relying solely on one channel. Learn cost analysis showing ₹3.25 lakhs monthly for million OTPs achieves 99%+ delivery versus single channel approaches with lower success rates. Platforms like Anantya.ai provide integrated SMS Fallback systems with compliance automation and telecom partnerships. You\'ll discover technical implementation details including API integration, trigger optimization, and real time tracking. The article covers security measures, DLT requirements, and vendor selection criteria. Real examples from fintech companies demonstrate 12% conversion improvements and threefold ROI increases after adopting proper SMS Fallback solutions. Contact now!