Best SIM Card for Taiwan: eSIM and Prepaid Options for Tourists

The best SIM card for Taiwan depends on your phone, trip length and need for mobile data, calls or a local number. Tourists can choose between a digital travel eSIM, an airport prepaid SIM or a local operator plan purchased after arrival.

For most short-term visitors who primarily need internet, a travel eSIM is usually the simplest option. It can be purchased online, installed before departure and activated after landing without removing the primary SIM card. A physical prepaid SIM may be more suitable when you need a Taiwanese phone number, local calls or assistance from a mobile shop.

Whichever option you choose, compare network coverage, high-speed data, plan validity, registration requirements and hotspot support. The lowest-priced plan is not always the most practical if it expires too early or does not cover the places on your itinerary.

Quick recommendation: Choose an eSIM for convenience and immediate mobile data, or a local prepaid SIM when a Taiwanese number and traditional calls are important. For road trips and regional travel, prioritise broad network coverage over the highest advertised speed.

What Is the Best SIM Option for Taiwan?

The most suitable option depends on how you plan to use your phone.

Traveller	Recommended Option
Short-term tourist needing data	Travel eSIM
Traveller needing a Taiwanese number	Local prepaid SIM
Late-night arrival	Pre-installed eSIM
Traveller with a non-eSIM phone	Physical prepaid SIM
Remote worker	High-data eSIM or prepaid SIM with hotspot
Long-term visitor	Long-validity local or travel plan

eSIM vs Physical SIM Card in Taiwan

Feature	Travel eSIM	Physical Prepaid SIM
Purchase	Online before or during the trip	Usually after arrival
Installation	Digital profile	Physical card replacement
Main SIM	Can remain installed	May need to be removed
Local phone number	Usually not included	May be included
Internet after landing	Available after activation	Available after purchase and setup
Registration	Usually completed online	May require identification at purchase
Convenience	High	Depends on shop location and opening hours

Why Choose a Travel eSIM?

A travel eSIM is ideal for tourists who need prepaid mobile data without changing the physical SIM card.

Main advantages include:

• Online purchase before departure.
• No airport kiosk or mobile shop visit.
• No need to remove the primary SIM.
• Mobile data shortly after landing.
• Simple prepaid pricing.
• Easy use with WhatsApp and navigation.
• Ability to keep the home SIM active for SMS.

A data-only eSIM does not normally include a Taiwanese number, but internet calling applications can be used for most travel communication.

Why Choose a Physical Prepaid SIM?

A physical SIM may be a better choice when your device does not support eSIM or when you specifically need a local phone number.

It can be useful for:

• Local telephone calls.
• Services requiring a Taiwanese number.
• Older or non-eSIM devices.
• Travellers who prefer in-person setup.
• Longer stays with local operator requirements.

Physical SIM registration and product availability can differ by seller, airport and operator.

Where Can You Buy a SIM Card in Taiwan?

Tourists can normally purchase prepaid mobile service from several types of location:

• Airport mobile counters.
• Official operator stores.
• Authorised retailers.
• Selected electronics or convenience outlets.
• Online eSIM providers.

Airport counters are convenient but can have queues or limited opening hours. An eSIM avoids the need to rely on a shop being open after arrival.

Buying a SIM Card at the Airport

Airport SIM cards are designed for visitors who want assistance immediately after landing. Staff may help insert and activate the card.

Before purchasing, compare:

• The total data allowance.
• The plan validity.
• Whether calls are included.
• Whether hotspot use is allowed.
• The registration documents required.
• The price compared with online plans.

Keep your passport available because prepaid mobile registration may require identification.

Should You Buy Before or After Arrival?

Buying before departure is generally better when you want immediate data and prefer to avoid airport queues. Purchasing after arrival may be preferable when you need a local number or want in-person assistance.

Purchase Timing	Main Advantage	Possible Limitation
Before departure	Installation and preparation on stable WiFi	Usually data-only
At the airport	In-person support	Queues and opening hours
In the city	More time to compare local plans	No mobile data during the initial journey
Online after arrival	Fast digital purchase	Requires a reliable WiFi connection

Mobile Networks in Taiwan

Tourist SIM cards and eSIMs connect through established Taiwanese mobile networks. The exact network depends on the selected provider and plan.

Major operators include:

• Chunghwa Telecom.
• Taiwan Mobile.
• Far EasTone.

Some travel eSIMs use one local partner, while others may support more than one compatible network.

Which Taiwan Network Is Best?

No single operator is strongest in every building and location. Travellers visiting only Taipei may find several networks suitable, while those taking road trips or travelling through mountain and coastal regions should prioritise broad geographic coverage.

Network performance depends on:

• Your precise location.
• Indoor building materials.
• Mountain terrain.
• Local congestion.
• The phone’s supported bands.
• The partner network included in the plan.

Coverage in Taipei and Major Cities

Mobile service is generally easiest to access in Taipei, Taichung, Tainan, Kaohsiung and other populated areas.

A suitable plan can be used for:

• Metro and train navigation.
• Restaurant searches.
• Hotel communication.
• Translation.
• Mobile tickets.
• Social media.
• Internet calling.

Reception may temporarily weaken underground or inside buildings with thick walls.

Coverage Outside the Cities

Travellers visiting the east coast, rural areas or mountains should choose a plan using a network with broad coverage.

Mobile signal can be less reliable:

• Inside mountain valleys.
• Along isolated roads.
• On remote hiking trails.
• Inside tunnels.
• Near sparsely populated coastal areas.

Download offline maps and save essential travel information before entering remote regions.

How Much Data Do You Need?

Your ideal allowance depends on how often you use maps, video, social media and hotspot sharing.

Usage	Main Activities	Suggested Plan Type
Light	Messaging, tickets and occasional maps	Small fixed allowance
Regular	Daily navigation, browsing and social media	Moderate allowance
Heavy	Video, uploads and frequent hotspot use	Large or unlimited-style plan
Remote work	Meetings, cloud tools and laptop use	High-data plan with hotspot

Fixed Data vs Unlimited-Style Plans

A fixed-data plan provides a clear total allowance. It is often the best option when you can estimate your usage and want predictable conditions.

An unlimited-style plan can provide ongoing data but may include a daily high-speed threshold. NoveSIM unlimited-style plans may provide 1GB of high-speed data per 24 hours, followed by reduced speed until the next daily reset.

Always check:

• The daily high-speed allowance.
• The reduced speed after the limit.
• The reset period.
• Whether hotspot use is included.
• The total validity.

Best SIM Card for a Short Taiwan Trip

For a short city break, choose a plan with enough data for transport, messaging and daily navigation.

A smaller plan may be sufficient when you mainly use:

• Maps.
• WhatsApp.
• Email.
• Restaurant searches.
• Translation applications.
• Occasional social media.

Best SIM Card for One or Two Weeks

A longer itinerary normally requires a larger allowance and validity extending through the departure day.

Consider more data when you plan to:

• Visit several cities.
• Travel frequently by train.
• Upload photos daily.
• Use mobile data instead of hotel WiFi.
• Share a hotspot.
• Travel across rural areas.

Best Option for a Taiwan Road Trip

Road-trip travellers should prioritise reliable coverage and navigation access. Download offline maps even when using a well-covered network.

Before driving:

• Save the accommodation addresses.
• Download the route.
• Keep rental information available offline.
• Carry a power bank.
• Save emergency contact details.

Best Option for Remote Work

Remote workers should check high-speed data limits, hotspot support and the quality of reception inside their accommodation.

A suitable plan should offer:

• Enough high-speed data.
• Validity covering the entire work stay.
• Personal Hotspot support.
• A practical fair usage policy.
• Reliable local network access.

Use fixed WiFi for large file transfers and keep mobile data available as a flexible connection or backup.

Do You Need 5G?

5G is useful for fast downloads where available, but it is not essential for most tourists. Stable 4G is sufficient for maps, messages, browsing, transport applications and internet calls.

Choose coverage and plan conditions before focusing on the 5G label.

Does a Tourist SIM Include Calls and SMS?

This depends on the plan. A local physical SIM may include a Taiwanese number and call allowance. A travel eSIM is often data-only.

NoveSIM plans do not normally include:

• A Taiwanese telephone number.
• Traditional voice minutes.
• Standard SMS.

You can use WhatsApp, Viber, Messenger, Telegram and similar services over mobile data.

Will WhatsApp Keep Your Normal Number?

Yes. WhatsApp normally remains registered to your existing number even when mobile data comes from a Taiwan eSIM.

You can continue using:

• Existing conversations.
• Group chats.
• Voice calls.
• Video calls.
• Location sharing.
• Your existing profile.

Can You Keep Your Primary SIM Active?

Yes, when your phone supports dual SIM. Your main SIM can remain active for calls, SMS and verification codes while the eSIM provides mobile data.

To prevent accidental roaming charges:

• Select the travel eSIM for mobile data.
• Disable Data Roaming on the primary SIM.
• Disable automatic cellular data switching.
• Check your home operator’s call and SMS charges.

How to Check eSIM Compatibility

Dial *#06# and check whether the phone displays an EID. An EID usually indicates eSIM capability.

Also confirm:

• The exact model supports eSIM.
• The regional version includes eSIM support.
• The phone is carrier-unlocked.
• An available eSIM slot remains.

How to Install a Taiwan eSIM

iPhone

1. Open Settings.
2. Select Cellular or Mobile Data.
3. Tap Add eSIM.
4. Select Use QR Code.
5. Scan the supplied code.
6. Complete the installation.
7. Label the line Taiwan Travel or NoveSIM.

Android

1. Open Settings.
2. Select Connections, Network and Internet or SIM Manager.
3. Tap Add eSIM or Add Mobile Plan.
4. Scan the QR code.
5. Confirm the installation.
6. Label the new profile clearly.

How to Activate Mobile Data After Arrival

1. Enable the Taiwan eSIM.
2. Select it as the preferred mobile data line.
3. Enable Data Roaming on the travel eSIM.
4. Disable automatic mobile data switching.
5. Keep roaming off on the primary SIM.
6. Wait several minutes for network registration.
7. Turn WiFi off and test mobile data.

Recommended Settings

Setting	Recommended Configuration
Taiwan travel eSIM	Enabled
Preferred data line	NoveSIM or Taiwan Travel
Data Roaming on travel eSIM	Enabled
Primary SIM	May remain enabled for calls and SMS
Data Roaming on primary SIM	Disabled
Automatic data switching	Disabled
Network selection	Automatic initially
APN	data.esim

What APN Should You Use?

For NoveSIM, enter the following details when manual APN configuration is required:

APN Field	Value
Name	NoveSIM
APN	data.esim
Username	Leave blank
Password	Leave blank

Can You Use Personal Hotspot?

Hotspot support depends on the plan and device. It can be useful for connecting a laptop or sharing data with another traveller.

Hotspot use can consume data quickly through:

• Video meetings.
• Cloud backups.
• Streaming.
• Software updates.
• Large downloads.

What Documents May Be Required?

A physical prepaid SIM purchased locally may require passport identification or another registration process. Exact requirements can depend on the operator and seller.

An online travel eSIM is usually delivered digitally after payment, although the provider may still request account or billing information.

Can You Top Up the SIM?

Top-up options vary by product. Some local prepaid SIMs may support additional credit or data, while many travel eSIM plans are sold as fixed packages.

NoveSIM plans cannot normally be topped up or extended on the same QR code. A new plan may be required after the data or validity ends.

What If the eSIM Does Not Connect?

1. Turn WiFi off.
2. Confirm the travel eSIM is enabled.
3. Select it for mobile data.
4. Enable Data Roaming.
5. Disable automatic data switching.
6. Check that the APN is data.esim.
7. Activate Airplane Mode for 30 seconds.
8. Restart the phone if necessary.

Do Not Delete the eSIM

Do not delete the profile as an initial troubleshooting step. Many QR codes are valid for one installation only.

Before removing it:

• Check the mobile data settings.
• Confirm the plan validity.
• Verify the APN.
• Refresh the network connection.
• Contact support.

Which Option Is Cheaper?

The cheapest option depends on the data allowance, validity and included services. A physical SIM may offer good local value, while an eSIM can save time and transport costs by eliminating the need for a store visit.

Compare the complete package rather than the headline price:

• Total high-speed data.
• Validity.
• Network coverage.
• Local number availability.
• Hotspot support.
• Registration requirements.
• Purchase convenience.

Buying Checklist

• Choose between eSIM and physical SIM.
• Confirm whether you need a local number.
• Select enough high-speed data.
• Check the plan validity.
• Review the fair usage policy.
• Check hotspot support.
• Confirm the supported local network.
• Verify that the phone is unlocked.
• Check eSIM compatibility using *#06#.
• Install the eSIM on stable WiFi.
• Keep the profile installed during the trip.

Related Articles

• Best eSIM for Taiwan
• Buy an eSIM for Taiwan
• Taiwan eSIM
• Mobile Data in Taiwan
• How to Get Internet in Taiwan

FAQ

What is the best SIM card for Taiwan?

The best option depends on your needs. Choose an eSIM for convenient mobile data or a local prepaid SIM when you need a Taiwanese number and traditional calls.

Should I buy a Taiwan SIM at the airport?

Airport SIM cards are convenient and may include staff assistance, but queues and opening hours can be a limitation. An eSIM can be installed before departure.

Is an eSIM better than a physical SIM in Taiwan?

An eSIM is usually more convenient for data-only travel. A physical SIM may be better when you need a local phone number or your device does not support eSIM.

Which Taiwan mobile network is best?

The best network depends on the itinerary. Broad coverage is especially important for road trips, mountain areas and east coast travel.

Does a tourist SIM include unlimited data?

Some plans are advertised as unlimited-style, but they may include daily high-speed limits or fair usage conditions.

Can I keep my normal SIM active?

Yes, when using a dual-SIM phone. Select the Taiwan eSIM for data and disable roaming on your primary SIM.

Will WhatsApp keep my existing number?

Yes. WhatsApp normally remains linked to your existing number while using mobile data from the Taiwan eSIM.

What APN should I use for NoveSIM?

Use data.esim and leave the username and password blank unless different settings are provided.

Can I use hotspot with a Taiwan SIM?

Hotspot support depends on the selected plan and device. Confirm this before purchasing when tethering is important.

Should I delete the eSIM if it does not connect?

No. Check the preferred data line, roaming, APN and network settings first. The QR code may be valid for one installation only.

Final Recommendation

For most tourists, a Taiwan travel eSIM is the easiest way to get mobile data without visiting a shop or replacing the primary SIM. A physical prepaid SIM is more appropriate when you need a Taiwanese number, traditional calls or have a phone without eSIM support.

Compare coverage, data, validity, hotspot support and activation conditions before purchasing. When using NoveSIM, install the eSIM on stable WiFi, select it for mobile data after arrival, enable Data Roaming and use the APN data.esim when manual configuration is required.