SMS API vs WhatsApp vs RCS: Which Business Messaging Channel Should You Use?
Choosing a messaging channel is no longer simply about reaching a mobile number. For large businesses, the decision also involves reach, engagement, rich media, reliability, personalization, and the type of journey being delivered. So, where should each channel fit? Here’s how SMS vs WhatsApp vs RCS each bring useful capabilities to an enterprise messaging strategy. Start with reach and accessibility It could be said SMS is a good “fallback” option when you want universal coverage and reliable delivery. It works on all mobiles and does not require any app for receiving notifications making it perfect for one-time passwords (OTPs), alerts, confirmations and emergency notifications. Look at engagement and interaction The real distinction in SMS, RCS API and WhatsApp comes from the interaction each channel can support. SMS is effective for concise, action-oriented updates. WhatsApp can support two-way conversations, media, and ...