Zalo

Vietnam's dominant messaging app used by over 70 million locals. Essential for contacting hotels, tour guides, and local businesses.

💬 Messaging1 countryEssential in 1

Available in these countries

Vietnam: Save your accommodation and guides' Zalo numbers before arriving. It's the fastest way to get a reply.

These apps need data

Guac eSIM covers 200+ countries with plans from $1.50 per GB. Install it before you land and activate instantly.