SMS Fallback outperforms single-channel OTP delivery by providing automatic backup when primary systems fail, crucial for India's diverse connectivity landscape.Discover how Anantya.ai balances both channels through SMS Fallback technology, achieving superior results. Includes detailed cost analysis showing ₹3.25L versus ₹1.5L monthly expenses for million OTPs, explaining why 40% high... https://anantya.ai/blog/sms-fallback-for-whatsapp-otp-india/