The best SMS gateway depends on your volume, technical setup, and compliance needs, not a single universal answer. For India-focused sending, look for a provider that offers: DLT-compliant routes, both HTTP API and SMPP connectivity so you’re not locked into one integration style, transparent delivery reporting, and real support for scaling from a few hundred messages to enterprise SMPP throughput. SMSGatewayCenter provides both a documented REST API and direct SMPP connectivity on the same account, along with DLT registration support, so you can start simple and move to SMPP without switching providers.
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