Quick answer
In Kota Kinabalu, use the same Malaysia eSIM as in the rest of the country. Land at Kota Kinabalu (BKI), turn on Data Roaming for the Malaysia line, and use it for maps, Grab, and WhatsApp. The network is U Mobile 4G. The APN is my3g.
How do I get online in Kota Kinabalu?
Install the eSIM on Wi-Fi before you fly, or on Wi-Fi after you land. Choose the Malaysia line for mobile data and turn on Data Roaming for it. If data does not connect, set the APN to my3g.
What can I do with the data?
Open maps, request a Grab ride, and use WhatsApp. WhatsApp calls work over this data. Hotspot is included. TikTok and most AI apps, such as ChatGPT, do not work on this eSIM.
Which plan suits Kota Kinabalu?
For a short stop, 3 days · 3 GB. For one week, 7 days · 5 GB or 10 GB, or 7 days · Unlimited for heavy use. If Kota Kinabalu is one stop on a longer trip, choose 15 days · 10 GB or 20 GB, or 30 days · 20 GB. The only daily plan is 1 day · 500 MB.
Frequently asked questions
Is Kota Kinabalu on the same eSIM as Kuala Lumpur?
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Yes. Both are places named for this Malaysia eSIM. You do not need a new line for each city.
Do I need documents to buy it?
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No. No documents are required. The phone must be unlocked and able to use an eSIM.
Does Grab work over this eSIM?
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Grab is ride-hailing you can open once mobile data is on.
Related guides
Kota Kinabalu Airport (BKI) eSIM guide
The airport for Kota Kinabalu.
How much data do I need in Malaysia?
Which plan fits a short stop, a week, or longer.
Kuala Lumpur eSIM guide: maps, Grab, and WhatsApp
City days, rides, and messages on U Mobile 4G.
Malaysia eSIM not working? Fixes for no data after landing
Checks to run in the arrivals hall.