Does Grab taxi work on Cat Ba Island?

No, the Grab taxi app does not work on Cat Ba Island yet. Currently, you can call a taxi here through the Hanh SM eco-taxi app, with a trip cost starting from 30,000 dong. For more details about vacationing on Cat Ba Island in Vietnam, read our guide here - https://nashaplaneta.net/asia/vietnam/catba

How much does a visa to Vietnam cost?
Where to go in Vietnam for the first time?
Where is best to buy tours to Vietnam?
Follow the link, all these questions are discussed in the chat - https://t.me/vietnam_travel_chat