RedteaGO
Asia (10+ Regions) - Data Basic Unlimited Data
11 countries
Data
UnlimitedValidity
1 dayPrice
$0.77
$0.77/dayCompare Plans
Compare eSIM Plans for Asia
Find an eSIM for your trip to Asia. Compare plan prices, data and validity, and explore local network coverage and published speed benchmarks before you choose.
Compare plansPlan snapshot
Updated Oct 5, 19:04 UTCUpdated at October 5, 2026, 19:04 UTC
Starting price
$0.77
Plans
116
Providers
7
Prices in USD. Check the provider's terms before purchasing.
116 plans match your filters · showing 50
eSIM Card
Unlimited eSIM Data for 1 Day for Asia
21 countries
Data
1GB/dayValidity
1 dayPrice
$3.57
$3.57/GB
Yaalo
Unlimited Plus eSIM data for 1 Day for Asia
21 countries
Data
2GB/dayValidity
1 dayPrice
$5.56
$2.78/GBeSIM Card
Unlimited Plus eSIM Data for 1 Day for Asia
21 countries
Data
2GB/dayValidity
1 dayPrice
$5.89
$2.94/GBRedteaGO
Asia (10+ Regions) - Data Premium Unlimited Data
11 countries
Data
UnlimitedValidity
1 dayPrice
$6.49
$6.49/dayeSIM Card
Unlimited eSIM Data for 3 Days for Asia
21 countries
Data
1GB/dayValidity
3 daysPrice
$7.70
$2.57/GB
Yaalo
Unlimited eSIM data for 5 Days for Asia
21 countries
Data
1GB/dayValidity
5 daysPrice
$10.70
$2.14/GBeSIM Card
Unlimited eSIM Data for 5 Days for Asia
21 countries
Data
1GB/dayValidity
5 daysPrice
$11.76
$2.35/GBYaalo
Unlimited Plus eSIM data for 3 Days for Asia
21 countries
Data
2GB/dayValidity
3 daysPrice
$12.94
$2.16/GBYaalo
Unlimited eSIM data for 7 Days for Asia
21 countries
Data
1GB/dayValidity
7 daysPrice
$14.01
$2.00/GBeSIM Card
Unlimited Plus eSIM Data for 3 Days for Asia
21 countries
Data
2GB/dayValidity
3 daysPrice
$14.31
$2.39/GBeSIM Card
Unlimited eSIM Data for 7 Days for Asia
21 countries
Data
1GB/dayValidity
7 daysPrice
$15.54
$2.22/GBBuying Guide
How to Choose an eSIM for Asia
The right plan depends on how many countries you will fly between, how long you will stay and how you use your phone. A few days in Tokyo or Bangkok has different needs from a trip that also includes Seoul or Singapore, or a stop in mainland China, where some apps that work elsewhere may not open.
Match the validity to your full trip
Choose a validity period that covers every day you need mobile data, including your arrival and departure days. Do not assume a plan starts when you land. Some providers begin the validity period when the eSIM is installed, while others start it when the eSIM first connects to a supported network.
Check the activation rule before installing. A low priced plan can become poor value if its validity starts too early or expires before the end of your trip.
Choose data for the way you travel
Maps, messaging and occasional browsing use far less data than video, cloud backups, video calls or sharing a connection with a laptop. Pick a fixed data allowance if your use is predictable. Consider a larger or unlimited plan if you expect to work remotely, stream often or use hotspot regularly.
Check the local network partner
There is no single mobile network for Asia. A regional plan connects through a local partner in each country it lists, and that partner changes when you land in the next country. Japan uses networks such as NTT Docomo, au, SoftBank and Rakuten Mobile. Thailand uses AIS and True. True also sells service under the dtac brand. Other countries have their own operators.
Read the country list on the plan. Hong Kong, Macau and Taiwan are in this region and separate from mainland China, so a plan can include one and leave the others out. North Korea is included only when the provider names it.
Compare the restrictions, not just the data label
Two plans with the same data allowance can offer very different value. Compare price per GB, hotspot support, 5G access, top up options and any speed cap. For unlimited plans, read the fair use policy and check how much high speed data is included before speeds are reduced.
Decide whether you need calls and texts
Many travel eSIMs are data only. You can still use WhatsApp, FaceTime, Signal and other internet-based apps, but you may not receive a local phone number or standard voice and SMS service in the country you are visiting.
If you need a local number for calls, restaurant bookings or other services, filter for plans that clearly include voice and SMS. Confirm the number type and the countries covered before purchasing.
Data Guide
How Much Data Do You Need in Asia?
Your actual use depends on app settings, video quality, background activity and how often you connect to WiFi. These broad ranges can help you choose a starting point.
| Traveler type | Suggested planning range | Typical use |
|---|---|---|
| Light user | 1 to 3 GB per week | Google Maps, WhatsApp, email, web browsing and occasional social media |
| Average traveler | 5 to 10 GB per week | Frequent navigation, social media, music, travel apps and some short video |
| Heavy user | 15 GB or more per week | Video calls, streaming, remote work, frequent uploads and hotspot use |
Download offline maps, music and entertainment over WiFi before traveling if you want a smaller plan. Turn off automatic photo backups and app updates on mobile data to prevent background use from consuming your allowance.
An unlimited plan can be convenient, but it is not automatically the fastest option. Compare the high speed allowance, fair use terms, hotspot rules and reduced speed before deciding.
Coverage
Mobile Networks and eSIM Coverage in Asia
A plan for Asia does not put you on one Asian network. It uses a local partner in each country the provider names, and that partner changes at the next airport. 5G is widespread in large cities in Japan, South Korea and Singapore, and much thinner in Indonesia, where 5G covers only a small share of residential area. There is no single 5G percentage for the whole region, because each country measures its own networks. A travel eSIM only receives the partners and technologies in its agreement.
Tokyo, Seoul, Bangkok and Singapore usually offer more network choice than small towns and islands. Signal quality can still change inside buildings, on metro lines and away from cities.
On mainland China, WhatsApp and Google services are commonly unavailable on local networks. A travel eSIM that uses a mainland partner can have the same limit. Hong Kong and Macau are separate destinations.
A 5G label is not a coverage promise. A travel eSIM can stay on 4G when the plan, the partner or the phone does not support 5G at that spot. Check the listed countries and partners when you need a connection for navigation.
Unlimited Plans
Are Unlimited eSIM Plans Available in Asia?
Unlimited and high data eSIM plans are available for Asia when shown in the current comparison results. The word unlimited does not describe every condition of a plan.
One provider may include a daily high speed allowance followed by slower data. Another may apply a fixed speed cap, a fair use threshold or a separate hotspot limit. Some plans allow tethering without a stated cap, while others restrict it or do not support it.
Open the plan details and compare these points:
The amount of data available at full speed
The speed after any daily or total allowance is reached
Whether hotspot and tethering are allowed
Any daily reset time
The network and 5G access
The activation and validity rules
Choose unlimited for the conditions you need, not only for the label.
Compare Asia planseSIM vs Local
eSIM or Local SIM in Asia?
Both can work well. The better choice depends on whether you are visiting several countries or staying in one place long enough to want a local number.
| Travel eSIM | Local SIM or operator eSIM |
|---|---|
| Can usually be purchased before departure | Bought in the country where you want a local line |
| One profile can cover every country the plan names | A local line usually stops being a local plan at that country's border |
| Lets you keep your primary SIM installed | May replace a physical primary SIM in a single slot phone |
| Makes plans from several providers easier to compare | May offer a phone number in that one country |
| Many plans are data only | Voice and SMS options are more common |
| Support and identification requirements depend on the provider | Identity checks differ by country, and some require a passport |
A travel eSIM is useful when the same trip includes more than one country and you do not need a local number in each of them. A local plan may suit a longer stay in one country. China registers a foreign visitor in person with a passport or a foreign permanent resident ID card. India asks for a passport and a valid visa. Japan checks a passport for a voice line, and data-only tourist SIMs are not all under that same rule yet. A travel eSIM follows the provider's own checks. Compare the complete package rather than assuming one type is always cheaper.
Country vs Regional
Should You Choose a Single-Country eSIM or an Asia eSIM?
Single-country eSIM
A plan for one country usually makes sense when the whole trip stays there. A week in Japan, Thailand or Singapore may offer more plan choices, or a better price for the data you need, than a regional plan that also covers places you will not visit.
Asia eSIM
A Asia eSIM can be more convenient when the same trip includes more than one country. Most of those trips are flights. You keep one eSIM profile active instead of installing a new plan in each country. It includes a country only when the provider names it.
- Japan
- South Korea
- Thailand
- Singapore
- Vietnam
- China
Compatibility
Will My Phone Work With an eSIM in Asia?
Your phone generally needs to support eSIM and be carrier unlocked. Compatibility can vary by model, country of purchase and device configuration, even when a phone family normally supports eSIM.
Look in your phone settings for an option to add an eSIM or mobile plan, and confirm your exact model supports eSIM before purchasing. If your device is locked to a carrier, contact that carrier before traveling.
Traveler Tips
Mobile Connectivity Tips for Asia
Install before departure, but check the start rule.
Installation at home gives you reliable WiFi and time to solve setup issues before a long flight. Wait if the provider starts validity at installation.
Protect your primary SIM from roaming charges.
Keep it active if you need your usual number for calls or verification texts, but turn off mobile data switching and data roaming for that line.
Check the next country before you fly.
A plan does not follow you from one airport to the next. Japan, South Korea, Thailand, Singapore and Vietnam each have to be named if you want data there.
Mainland China does not work like the rest of this region.
WhatsApp and Google services are commonly unavailable on mainland networks. Hong Kong, Macau and Taiwan have to be named on their own.
Download maps before islands and mountain roads.
Bali is part of Indonesia. On a smaller Thai island the connection may still use 4G. Save maps before you leave a city.
North Korea and Central Asia need their own listing.
North Korea is on this region list and is included only when named. The same is true for Kazakhstan, Kyrgyzstan, Tajikistan, Turkmenistan and Uzbekistan.
Top Providers available in Asia
A quick overview of travel eSIM options for Asia
eSIM Card
983 Plans for Asia
Yaalo
936 Plans for Asia
Saily
218 Plans for Asia
Airalo
522 Plans for Asia
RedteaGO
190 Plans for Asia
Yesim
755 Plans for Asia
VoyeGlobal
277 Plans for Asia
Popular Destinations in This Region
Explore eSIM plans for popular destinations in Asia
FAQ
Frequently Asked Questions
Clear answers about choosing, installing, and traveling with prepaid eSIMs.
There is no single best eSIM for every trip across Asia. The right choice depends on which countries you will enter, how long the trip lasts, how much data you use, and whether you need hotspot or a local number. Compare the current plans by total price, price per GB, validity, the country list and fair use terms. A plan for one country can cost less if you never leave it. Mainland China also limits some apps that work elsewhere in the region.
Asia eSIM prices vary by provider, data allowance, validity and how many countries are included. Current plans on eSIMzo start at $0.77, but the lowest price is not always the lowest cost per GB or the best match for your route. Check whether speed limits, hotspot restrictions or activation rules affect the value. Live pricing and availability were updated Oct 5, 2026.
Yes, tourists can use a compatible travel eSIM for the countries an Asia plan names. Your phone must support eSIM and normally needs to be carrier unlocked. International travel eSIMs can usually be purchased online before arrival, although account, payment and identity requirements vary by provider. Install according to the provider instructions and check whether data roaming must be enabled on the eSIM line.
There is no single network for Asia. The plan uses a local partner in each country it lists. Those partners are different: Japan has NTT Docomo, au, SoftBank and Rakuten Mobile, while Thailand has AIS and True. True also sells service under the dtac brand. Other countries use their own operators. Check the partner named for each stop, because coverage and 5G access change when you land in the next country.
Yes, in many large cities, and much less so in some countries and outside towns. There is no single 5G percentage for an Asia eSIM, because each country measures its own operators and the plan only uses the partner in its agreement. Japan, South Korea and Singapore have wide 5G in cities. Indonesia's 5G covers only a small share of residential area. A 5G phone does not guarantee a 5G connection. The plan must include 5G access, the partner must offer it where you are, and your device must support the bands. Otherwise the connection uses 4G.
No. It includes only the countries the provider names. Hong Kong, Macau and Taiwan are separate from mainland China, so a plan can include one and leave the others out. North Korea is on the region list and is included only when a provider names it. Kazakhstan, Kyrgyzstan, Tajikistan, Turkmenistan and Uzbekistan are included only when named. Turkey is in the Middle East region, not this one.
It depends on the country. China registers a foreign visitor in person with a passport or a foreign permanent resident ID card. India asks for a passport and a valid visa, plus the address of the stay. Thailand registers a visitor in person with a passport. Japan checks a passport for a voice line, while data-only tourist SIMs are not all under that same rule yet. A travel eSIM for Asia follows the provider's own checks.
On most networks in Asia, yes. WhatsApp remains linked to your existing account and phone number when you use a travel eSIM for mobile data. You normally do not need to change the number inside WhatsApp. On mainland China, WhatsApp is commonly unavailable, including on a travel eSIM that uses a local partner. Hong Kong and Macau are separate destinations. Keep access to your primary number if you may need a verification code.
Install it before you fly when the provider allows installation without starting the validity period. Airport WiFi in the next country is a poor moment to scan a QR code. If validity begins at installation, wait until closer to departure or follow the provider timing. Some plans activate only after the eSIM connects in a country the plan names. Read the activation policy and save the QR code or manual details before you leave.
Hotspot use depends on the specific plan, not on the region. Many Asia eSIMs allow tethering, but some unlimited or daily data plans apply a separate hotspot limit or block it. Check the plan details before purchasing if you need to connect a laptop, tablet or another phone. Video calls, cloud syncing and software updates can use a large amount of data through hotspot, and that use still counts against the allowance in every country the plan names.
Still have questions about choosing an eSIM?
Search your destination to compare plans, prices per GB, and networks.
Compare plansOr read our Travel eSIM help for setup and troubleshooting, or check eSIM Compatible Devices.