Choosing the best SMS gateway is crucial for reliable OTP delivery and high-volume bulk messaging in India. This guide covers top gateways that provide lightning-fast transactional SMS routes, DLT compliance, and developer-friendly APIs. Whether you need to send login codes, payment confirmations, or promotional messages, these platforms offer powerful dashboards, reporting tools, and... https://crm.smsgatewayhub.com/knowledge-base/article/top-otp-service-providers-in-india-a-comprehensive-guide