NEXAESIM / TRAVEL KNOW-HOW

The NexaEsim journal

Understand your eSIM. Choose your connection. Make more of your trip.

Vietnam travel montage with Ha Long Bay, Hoi An, rice terraces, Golden Bridge and a NexaEsim phone

eSIM guides

Should You Buy a Vietnam eSIM Before Arrival or After Landing?

Deciding whether to purchase your Vietnam eSIM before you travel or upon arrival significantly impacts your initial experience in the country. This guide explores the benefits and drawbacks of both approaches, considering factors like immediate connectivity needs, trip duration, cost, and convenience. Learn how pre-purchasing an eSIM can offer instant internet access, while buying locally might provide different pricing or plan options, helping you make an informed choice for your trip.

Jack Nguyen · 10 min readRead guide →

eSIM guides

Do I Need a Vietnamese Phone Number for My Trip?

For most tourists visiting Vietnam, reliable mobile data for navigation, communication, and apps is more crucial than a local phone number. This guide explores when a Vietnamese number is essential, when it's optional, and how eSIMs provide convenient data connectivity, often without the need for a local number. Discover the practical considerations for your travel style and connectivity needs in Vietnam.

Jack Nguyen · 8 min readRead guide →

eSIM guides

How to Get a Vietnam Phone Number as a Tourist: Physical SIM vs. eSIM

Traveling to Vietnam? Discover the two primary ways to get a local phone number: purchasing a physical SIM card upon arrival or activating an eSIM before you depart. This guide compares the convenience, costs, and requirements of each option, helping you decide whether an in-store physical SIM from carriers like Viettel or Vinaphone, or a pre-purchased eSIM with a Vietnamese number, best suits your travel plans. Learn about essential uses for a local number, from ride-hailing apps like Grab and Zalo to making bookings.

Jack Nguyen · 10 min readRead guide →

eSIM guides

Phu Quoc SIM Card Guide: Airport, City Stores & eSIM Compared

Navigating Phu Quoc, Vietnam, requires reliable mobile connectivity. This comprehensive guide compares options for staying connected, from purchasing physical SIM cards at Phu Quoc International Airport or in Duong Dong town to the convenience of eSIMs. Discover which local carrier, like Viettel, MobiFone, or Vinaphone, best suits your travel style, whether you're exploring remote national parks or relaxing on popular beaches. Learn about activation requirements, data plans, and how to ensure seamless internet access throughout your trip.

Jack Nguyen · 5 min readRead guide →

eSIM guides

Da Nang Fireworks Festival (DIFF) 2026: A Practical Guide for First-Time Visitors

Planning to visit Vietnam during the Da Nang International Fireworks Festival (DIFF) 2026? This guide offers essential information for first-time attendees, covering the festival schedule, city logistics, accommodation choices, and viewing options. Learn how to navigate the event, from understanding the competition nights to securing the best vantage points and ensuring seamless mobile connectivity during peak crowd times. Discover practical tips for travel, accommodation, and staying connected in Da Nang.

Jack Nguyen · 18 min readRead guide →

eSIM guides

MobiFone SIM Card for Tourists: Plans, Prices & Is It Worth It?

Traveling to Vietnam? This guide examines MobiFone's SIM card and eSIM options for tourists, detailing their plans, pricing, and network coverage. Discover if MobiFone is suitable for your itinerary, especially if you're staying in major cities or popular coastal areas. We compare its offerings, including the Hi Vietnam app's eSIM, against other local carriers like Viettel and Vinaphone, and explore convenient eSIM alternatives from NexaEsim for seamless connectivity throughout Vietnam. Learn about activation processes, data allowances, and how to choose the best mobile solution for your trip.

Jack Nguyen · 10 min readRead guide →

eSIM guides

Grab, Xanh SM & Be in Vietnam: Which Ride-Hailing App Should You Use?

Navigating Vietnam's dynamic ride-hailing scene requires understanding the key players: Grab, Xanh SM, and Be. This guide for travelers breaks down each app's features, including foreigner-friendliness, payment options, vehicle types, and coverage. Discover which app is best for your needs, from Grab's reliable English interface to Xanh SM's electric fleet and Be's budget-friendly motorbike rides. Learn essential tips for avoiding scams and managing surge pricing, ensuring smooth and economical travel across Vietnam's cities.

Jack Nguyen · 15 min readRead guide →

eSIM guides

Vietnam Land Border SIM & eSIM Guide: What to Do Before You Cross

Crossing into Vietnam overland requires careful preparation for mobile connectivity, as land border gates typically lack telecom counters. This guide explores your best options for staying connected, from installing an eSIM before you arrive to purchasing a physical SIM card in the nearest town, along with essential tips for a smooth journey.

Jack Nguyen · 9 min readRead guide →