Thailand eSIM
Bangkok, Chiang Mai or Phuket — land already online. Install your Roamis eSIM before you fly and connect the moment you arrive, with no SIM swap and no roaming bills.
- Delivered in minutes
- Great for a 90-day visa-free trip
- Keep your number
Thailand eSIM plans
Choose how many days you’ll travel — validity starts when you connect, not when you buy.
- Dùng ngay trên điện thoại hiện tại
- Tự động kết nối khi đến nơi
- Giá minh bạch, không phí ẩn
- Gửi QR tức thì sau khi thanh toán
- Hỗ trợ chat 24/7
- Hoàn tiền trong 90 ngày nếu chưa dùng
Instant — QR by email
Activate within 90 days
Nếu bạn chưa kích hoạt eSIM (chưa mở QR) sau khi mua, bạn được hoàn tiền đầy đủ trong vòng 90 ngày.
Select your plan
1GB tốc độ cao mỗi ngày, sau đó không giới hạn ở tối đa 128kbps
Why travelers choose Roamis
Four things that actually matter on a trip.
Reliable
We connect through major Thai networks like AIS and TrueMove, so you get a stable signal from downtown Bangkok to Chiang Mai, Phuket and Pattaya beaches.
Fast
Thailand has strong urban 4G/5G — plenty of speed for maps, Grab, Bolt, translation and social.
Simple
No SIM queue at Suvarnabhumi. One-touch setup — scan, install, done.
Global
One account from Thailand across Southeast Asia. Top up or add a country when plans change.
Connected in three steps
From checkout to online in minutes.
Buy & receive
Pick your plan and get your eSIM QR by email within minutes.
Install
Scan the QR and add the eSIM to your phone before you fly.
Land & connect
Turn on the line when you arrive — you’re online instantly.
Frequently asked questions
Yes. Roamis connects through major Thai networks like AIS and TrueMove, covering Bangkok, Chiang Mai, Phuket, Pattaya, Krabi and most urban and island areas.
Korean passport holders can enter Thailand visa-free for 90 days for tourism (as of 2026). Your Roamis eSIM gets you online for immigration, Grab and hotel check-in the moment you land. Confirm current rules before you fly.
Validity starts when you install and connect in Thailand — not when you buy. Set it up before you fly and it begins counting from your first connection on arrival.
Coverage is generally good on the main tourist islands and near ferry piers. Remote beaches and jungle treks can be weak, so we recommend downloading offline maps in advance.
Yes, you can share your connection to a laptop or another device. Heavy tethering may be subject to the fair-use terms shown on the plan.
No. The eSIM runs alongside your existing SIM, so you keep your number for calls and texts while using Roamis for data.
Get connected before you pack
Set up your travel eSIM today and land already online.
Choose a plan