Wednesday, May 21, 2025

Guide to Travel eSIMs for Digital Nomads

Nowadays, everyone needs to stay connected to the internet 24/7, even when traveling. Whether you’re messaging friends on WhatsApp, sharing epic travel shots on Instagram, or finding your way with Google Maps, having reliable internet is a must. 

Sure, Wi-Fi works sometimes, but it’s not always there when you need it. And swapping SIM cards every time you land in a new country? That’s a hassle. That’s where travel eSIMs come in—an easy, flexible solution that keeps you online wherever your nomadic journey takes you.

In this article, we’ll break down what an eSIM is, how it compares to traditional physical SIM cards, and introduce some of the best travel eSIM options for global digital nomads.

What is an eSIM?

What is an eSIM

An eSIM (short for embedded SIM) is a digital SIM card built directly into your phone. Unlike traditional physical SIM cards, you don’t need to swap anything out. Instead, you download a data plan directly to your phone. 

This can be done just by downloading an eSIM app (we’ll show you several apps that we think are great for traveling digital nomads later in this article!), purchasing a suitable plan based on the country you’re visiting and the amount of data you need, and activating it in just a few taps.

This means no more fumbling with tiny SIM cards or searching for local phone shops upon arrival. It’s a convenient and efficient way to get connected in new destinations.

eSIM vs. Physical SIM Card

So, how does an eSIM compare to a traditional physical SIM card? Let’s take a look at the key differences and why eSIMs are becoming the go-to choice for digital nomads.

Convenience

eSIM: Download and install data plans digitally—no physical SIM card required. Switching plans is quick and easy, done entirely through your phone’s settings.
Physical SIM Card: Requires purchasing a physical SIM card after you arrive in a new country. Switching plans means swapping tiny SIM cards, which can be fiddly and easy to lose.

Availability

eSIM: Available in many countries, and the list is constantly growing. You can purchase and install eSIM plans before you even arrive, and activate them the moment you land.
Physical SIM Card: Availability varies by region. Typically sold at international airports, but in remote areas, local SIM cards can be harder to find.

Cost

eSIM: Pricing is becoming increasingly competitive, especially for data-only plans, making it a solid option for frequent travelers.
Physical SIM Card: Sometimes slightly cheaper in certain countries, particularly if you need voice and SMS functionality.

Setup Complexity

eSIM: Easy to set up via a QR code or app, but still requires an activation process, which may vary by provider.
Physical SIM Card: Requires swapping a small chip into your phone, but the process is usually straightforward and doesn’t involve digital setup steps.

Voice Calls

eSIM: Most travel eSIMs are data-only and don’t support traditional voice calls or SMS. Instead, you can use Voice over IP (VoIP) apps like WhatsApp, FaceTime (for iPhone users), or Zoom to make calls.

Physical SIM Card: Typically supports both voice and SMS, and you’ll get a local phone number, which is useful for making local calls, booking services, etc.

SMS Messages

eSIM: Travel eSIMs are typically data-only and do not support receiving SMS messages. However, if your phone has dual SIM support, you can keep your original physical SIM active alongside the eSIM to receive SMS, including OTPs. Alternatively, you can temporarily disable the eSIM and enable international roaming on your original SIM to receive an OTP. Just remember to reactivate your eSIM once you’ve received the message.

Physical SIM Card: You can receive SMS messages to the local phone number assigned to your travel SIM. But if you need to receive an OTP sent to your original number, you’ll need to swap out the travel SIM and insert your original SIM card.

Popular Travel eSIMs

Here’s a look at some of the most popular eSIM providers, highlighting their strengths and weaknesses.

Airalo

Airalo

Airalo is a leading eSIM provider known for its extensive global coverage and competitive pricing. They offer a wide range of data-only plans, making it easy to find a suitable option for your destination and budget. Their user-friendly app simplifies the process of purchasing, installing, and managing eSIMs.

  • Countries Covered: 190+
  • Pricing: Varies by region; e.g., Thailand 1GB/7 days/$4.50, Japan 1GB/7 days/$4.50, Indonesia 1GB/7 days/$5.50. 
  • Plans: Data-only
  • Key Features: Wide global coverage, competitive pricing, easy-to-use app, multiple data package options.  

Holafly

Holafly

Holafly focuses on regional eSIM plans, making them a good choice for shorter trips or when you’re staying within a specific region. They often offer generous data allowances and emphasize customer support, which can be helpful if you encounter any issues.

  • Countries Covered: 160+
  • Pricing: Varies by region; e.g., Thailand 7 days/1GB/$4, Japan 7 days/1GB/$6, Indonesia 7 days/1GB/$4. 
  • Plans: Data-only

Key Features: Regional plans, good for short trips, focus on customer support, often includes generous data.

Ubigi

Ubigi

Ubigi offers reliable global connectivity with flexible data plans that work well for both short trips and longer stays. Their service is backed by strong coverage and fast networks, making it a solid choice for digital nomads and frequent travelers.
● Countries Covered: 190+
Pricing: Varies by region; e.g., Thailand 3GB/$8, Japan 3GB/$8, Indonesia 3GB/$8
Plans: Primarily data-only; some plans may include phone numbers in limited regions
Key Features: Wide global coverage, quick activation via app, optional top-ups

Nomad eSIM

Nomad eSIM

Nomad offers flexible, pay-as-you-go data plans, giving you control over your data usage and spending. This can be particularly useful for digital nomads with unpredictable travel schedules or those who prefer to top up their data as needed. 

  • Countries Covered: 190+
  • Pricing: Varies by region; e.g., Thailand 1GB/$6, Japan 1GB/$6, Indonesia 1GB/$5. 
  • Plans: Data-only

Key Features: Flexible plans, pay-as-you-go options, good for managing data usage.

Saily

Saily

Saily is a newer eSIM provider backed by Nord Security, the company behind NordVPN. They emphasize security and privacy, which is a key consideration for digital nomads. Their plans offer reliable data connectivity in a growing number of countries.  

  • Countries Covered: 200+
  • Pricing: Varies by region; e.g., Thailand 1GB/$2.99, Japan 1GB/$3.99, Indonesia 1GB/$4.79. 
  • Plans: Data-only 
  • Key Features: Backed by Nord Security, focus on security and privacy, reliable connectivity.

Tethering (mobile hotspot) using eSIM

For digital nomads relying on eSIM technology for their connectivity, understanding tethering capabilities is crucial. Tethering, or using a personal hotspot, allows devices like laptops or tablets to share the eSIM’s mobile data connection. However, the availability of this feature varies significantly among eSIM providers.

When selecting an eSIM plan, digital nomads should thoroughly research the provider’s tethering policy. Some eSIM services, such as Saily, explicitly support hotspot functionality, providing clear instructions on how to set it up. Conversely, other providers, like Airalo, may offer tethering on certain plans while restricting it on others. Maya Mobile, for example, clarifies whether hotspot internet sharing is included within their specific eSIM plans.

Providers like Holafly also offer tethering, emphasizing its use as a convenient way to share data. Nomad, an eSIM app, provides information regarding which of their plans support hotspot. Thus, it’s essential for digital nomads to check the specific terms and conditions of their chosen eSIM provider. This ensures they can leverage tethering effectively for their remote work needs, avoiding unexpected limitations while traveling.

How to Setup Tethering (Personal Hotspot)

Verify eSIM Plan Compatibility:

  • First, confirm that the chosen eSIM plan explicitly allows tethering or hotspot usage. This information is typically found in the plan’s terms and conditions or within the provider’s FAQ section.

Device Settings:

  • iPhone:
    • Navigate to “Settings” > “Cellular” or “Mobile Data” > “Personal Hotspot.”
    • Toggle the “Allow Others to Join” switch to “on.”
    • Share the password other devices to connect to your hostspot.
  • Android:
    • Navigate to “Settings” > “Network & Internet” or “Connections” > “Hotspot & Tethering” or “Mobile Hotspot.”
    • Toggle the “Mobile Hotspot” switch to “on.”
    • Share the password other devices to connect to your hostspot.

Connecting Devices:

  • On the device intended to connect to the hotspot (e.g., laptop, tablet), search for available Wi-Fi networks.
  • Select the Wi-Fi network name broadcast by the eSIM-enabled device and enter the password.

Provider-Specific Considerations:

  • Some eSIM providers may require specific APN (Access Point Name) settings for tethering to function correctly. If tethering is not working, consult the provider’s documentation for APN instructions.
  • Providers may also have limits on how much data can be tethered, or how many devices can be connected at one time.

Tethering Best Practices:

  • Battery Consumption: Tethering significantly drains device battery. Carry a power bank or ensure access to charging.
  • Security: Always use a strong password for your hotspot to prevent unauthorized access.

Data Usage: Monitor data usage to avoid exceeding plan limits, as tethering can consume data quickly.

How to Choose the Right eSIM for Your Travel

Selecting the right eSIM depends on several factors:

Destination Coverage: This is the most important factor. Ensure the eSIM provider offers coverage in the regions you plan to visit.

If you’re venturing off the beaten path, check coverage maps carefully. For example, if you’re traveling to Siargao in the Philippines, prioritize eSIMs that connect to Smart Communications or Globe Telecom, as these providers have better coverage in that area than others.

Data Allowance: Estimate your data needs based on your typical usage. Consider how much you’ll be using social media, streaming videos, and working online. Usually you can top-up data, too.

Plan Duration: Choose a plan that aligns with the length of your trip. Some providers offer daily, weekly, or monthly plans.

Price: Compare pricing across different providers and consider the value for money. Don’t automatically choose the cheapest option, as coverage and speed can vary.

Device Compatibility: Ensure your phone supports eSIM functionality. Most newer smartphones do, but it’s always best to double-check.

Customer Support: Look for providers with responsive customer support in case you encounter any issues.

Reviews and Recommendations: Research what other digital nomads are saying about different eSIM providers. Check online forums and communities for recommendations. Don’t rely solely on one person’s complaint, but look for trends in feedback.

Pro Tip: Do your research before you travel. Ask in travel Facebook groups for the region you are visiting. Inquire at your hotel or accommodation about recommended eSIM providers for the area. Local insights can be invaluable.

Country-specific restrictions

iPhones 14 and newer models purchased in the United States do not include a physical SIM card tray, rendering local physical SIM cards unusable.

In Mainland China, iPhone models do not support eSIM functionality, relying exclusively on physical SIM cards, while in Hong Kong and Macau select models provide dual nano-SIM card slots. 

Wrapping Up

eSIMs have revolutionized mobile connectivity for travelers, and they’re particularly beneficial for digital nomads. The convenience and flexibility they offer are unmatched, eliminating the hassles of traditional SIM cards and providing access to data in numerous countries. 

By carefully considering your destination, data needs, budget, and other factors outlined in this article, you can choose the perfect eSIM to stay connected and make the most of your digital nomad adventures. Remember that the best eSIM for you will depend on your individual circumstances. Take your time to research and compare options before making a decision. Happy travels and stay connected!

Mika Nakamura
Mika Nakamura
Mika is a digital nomad since 2014. She started her remote work career in digital marketing and every since she is traveling around Southeast Asia. Mika loves Yoga and sharing her insights and tips.
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