OTT Messaging Apps to Exceed 5.2 Bn Users by 2028 as Smartphone Adoption and Enterprise Messaging Surge

Why It Matters

The expanding OTT user base creates a massive channel for digital engagement, reshaping how brands reach consumers and how telecoms monetize messaging services.

Key Takeaways

• OTT messaging users >5.2B by 2028
• Smartphone share 91% by 2030
• Enterprise shift to OTT drives business messaging growth
• Click-to-chat improves engagement, respects privacy
• Telecom operators face SMS revenue pressure

Pulse Analysis

The OTT messaging market is on the cusp of a pivotal expansion, with Juniper Research forecasting more than 5.2 billion users by 2028. This growth is anchored in the relentless rise of smartphone adoption—projected to dominate 91% of global mobile connections by 2030—and the widening reach of mobile broadband networks. As devices become ubiquitous, consumers increasingly favor integrated chat apps over legacy SMS, turning platforms like WhatsApp, WeChat, and Telegram into primary communication hubs.

Beyond personal use, enterprises are re‑engineering their customer‑engagement strategies around OTT channels. Click‑to‑chat widgets embedded in ads, websites, and social feeds enable consumers to initiate conversations on their preferred apps, boosting response rates while adhering to consent regulations. Simultaneously, AI‑driven chatbots and automated workflows are scaling support, authentication, and transactional interactions, turning messaging apps into full‑fledged commerce ecosystems. This business‑messaging surge not only opens new revenue streams for platform owners but also reshapes the digital marketing landscape.

For telecom operators, the migration from A2P SMS to OTT messaging presents both a threat and an opportunity. Declining SMS volumes erode a traditional income source, prompting carriers to invest in Rich Communication Services (RCS) and integrated communication platforms that can compete on functionality and security. Operators that successfully partner with OTT providers or develop proprietary APIs will capture a share of the burgeoning enterprise messaging spend, while those that cling to legacy models risk marginalization as the ecosystem evolves toward richer, AI‑enhanced interactions.