Cash (Quetzales) is still king outside Guatemala City and Antigua, so carry small bills. WhatsApp is the primary way locals and businesses communicate, so install it before you land. Spanish is essential. Few locals in rural areas speak English.
Guatemala's most widely used mobile wallet, covering 92% of the country. Send money, pay in stores, and receive remittances.
These apps need data
Guac eSIM covers Guatemala with plans from $1.50 per GB. Install it before you land and activate instantly.