Zalo Blast ((exclusive)) -

Zalo has strict anti-spam policies. You cannot scrape phone numbers and upload them. If users mark your messages as spam, your OA will be banned permanently.

Email open rates hover around 20-30%. SMS is often ignored. Zalo messages sit in the user's primary chat list. Because Vietnamese users check Zalo constantly (average 4+ hours per day), open rates for Zalo Blast regularly exceed 90%. zalo blast

But for businesses, simply having a Zalo account isn't enough. You need to scale your outreach. Enter (officially known as Zalo Official Account - OA ). What is Zalo Blast? Zalo Blast is a bulk messaging feature available to businesses via a Zalo Official Account. Unlike a personal Zalo account (which limits you to 1000 friends and gets flagged for spam if you send too many messages), an OA allows you to send high-volume notifications directly to users who have opted-in to follow your brand. Zalo has strict anti-spam policies

Looking for a direct marketing channel with 90%+ open rates? Discover how Zalo Blast (Zalo OA) can help your business dominate customer engagement in Vietnam. Introduction: The App That Matters in Vietnam If you are doing business in Vietnam, there is one statistic you cannot ignore: over 75% of the country’s population uses Zalo. While the rest of the world argues over WhatsApp vs. Telegram, Vietnam has already decided. Zalo is the national messaging backbone. Email open rates hover around 20-30%