SMS Fallback serves as your automated backup plan when WhatsApp OTP delivery encounters problems. The system attempts WhatsApp first for speed and user experience, then immediately activates SMS Fallback if needed within seconds. India's digital economy depends on reliable authentication, making this dual channel approach critical. Businesses implementing SMS Fallback through Anantya.ai report dramatic reductions in failed logins and support tickets. The technology handles DLT compliance automatically while providing detailed delivery analytics. Users never notice the switch between channels, they just receive codes promptly. Security benefits include encrypted WhatsApp delivery plus traditional SMS reliability combined effectively. Contact now!