Best eSIM for 🇹🇼 Taiwan

Taiwan is a breeze for eSIMs. Mostly. Get this wrong and you're staring at airport Wi-Fi for your first 24 hours. Honestly, it’s not the end of the world, but why risk it?

Which Network Actually Works?

For Taiwan, you want one of the big three: Chunghwa Telecom, Taiwan Mobile, or Far EasTone. Chunghwa generally has the best reputation for coverage, especially if you plan on venturing outside Taipei. Taiwan Mobile and Far EasTone are solid too, but if you’re going deep into the mountains or out to the outer islands like Orchid Island, Chunghwa is your safest bet. You probably won't hit major coverage gaps on the main island unless you're really off-grid.

How Much Does It Cost?

You can grab a 7-day plan with 5GB of data for around $10-15 USD. Need more juice? A 15-day plan with 10GB will run you about $20-25 USD. Most eSIM providers selling these plans will source from one of the big three networks anyway. Look for plans that explicitly state they use Chunghwa Telecom if you want maximum peace of mind.

Activation Gotchas

Here’s where it gets tricky. Don't activate your eSIM on the plane. Wait until you've landed and are past immigration. Turn off Wi-Fi and cellular data before you install the eSIM. Install it, then switch Airplane Mode OFF. Your phone should automatically connect.

If you have a dual-SIM phone, especially one bought in mainland China, be aware that some models have hardware limitations that might cause issues with foreign SIMs or eSIMs. It’s rare, but it happens. Also, make sure you scan the QR code immediately after receiving it. Some providers have time limits on their QR codes.

The Taiwan Specific Gotcha

Taiwan has a strict registration law for SIM cards and eSIMs. While most tourist eSIMs are pre-registered by the provider, it’s worth knowing. You won't need to do anything yourself when buying through a reputable online eSIM vendor. The real gotcha? Some plans block or throttle hotspot tethering. Check the fine print before you buy if you plan on sharing your connection. Chunghwa Telecom is generally good with tethering, but always double-check.

Quick Taiwan eSIM FAQs

Do I need to register my eSIM in Taiwan? No, reputable tourist eSIM providers handle the registration process for you. Just install and go.

Can I use my phone as a hotspot? Most plans allow hotspotting, but it’s best to confirm with your provider. Some plans might throttle or block tethering.

What if my eSIM doesn't activate? Wait until you've landed, ensure Airplane Mode is off, and restart your phone. If issues persist, contact your eSIM provider's support.

Is Chunghwa Telecom the only option? No, Taiwan Mobile and Far EasTone are also good networks, but Chunghwa generally offers the most consistent coverage across the island.