The short answer
Singapore to Kuala Lumpur is a short hop by road, rail or air, and the border is the only awkward bit for your phone. I priced the six regional eSIMs that could carry you across it, for a week, two weeks and a month, and I read what each one means by unlimited. For two weeks or more I would buy Ringo Light's Asia plan. For a few days I would not.
One eSIM with unlimited data at full speed in Singapore, Malaysia and 18 more countries, 2 weeks at $34.99 or 30 days at $59.99, nothing renews. Airalo asks $49 for 15 days and $73.50 for the month.
Asialink, 18 countries: 3 days of unlimited at $11.50, with 3 GB a day at full speed, then 1 Mbps. Cheapest short stop if you only need a few days across the border.
APAC plan, 14 countries: 10 GB for 30 days at $21 and 20 GB for 45 days at $35 (on sale, regular $40).
Best Asia, 17 countries: 7 days with 25 GB at full speed for $25, then 2 Mbps. 20 GB a month for $19 if a plan that renews suits you.
Prices read on 25 October 2026: Airalo, Holafly, Saily, Nomad, Ubigi on their own sites or listings, Ringo Light from its catalogue. All in US dollars unless stated. Treat every number as a snapshot.
See the full price index for every country.
The prices, charted
Regional plans that cover the Asia trip, US dollars, 25 October 2026. Ringo Light sells 2 weeks, the others 15 days. Ubigi's 15 days is 30 GB at full speed, then 2 Mbps. Nomad sells no two-week unlimited; its longest is 10 days at $29.
The 30-day regional plan at each brand. Ubigi's month is 60 GB at full speed, then 2 Mbps. Nomad sells no 30-day unlimited.
Holafly sells no buckets. Ringo Light sells no bucket either: its 2 weeks is unlimited, so it lasts 2 weeks, not 30 days.
Side by side
Swipe to compare →
Get Ringo Light for Singapore and Malaysia, from $21.99.
Installed once, next to your own SIM. Your eSIM arrives by email in seconds.
- 7 days $21.99
- 2 weeks $34.99
- 30 days $59.99
- 90 days $73.99
We sell data eSIMs for now to fund the full Ringo service. Ringo is self funded. Every plan bought here pays for the build of one plan that works everywhere.
Want to keep your own number abroad?
That is the full Ringo service: one plan that works everywhere, with your own number included.
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What to do in Singapore and Malaysia, and what your phone needs for it
Eight stops on a Singapore to Kuala Lumpur trip, with the one thing your data does for you at each. All of them are inside Ringo Light's Asia plan, so one eSIM works at every one.
One plan for both countries: Ringo Light
Singapore and Malaysia share a causeway and a bridge, and a lot of trips use both in one go: a few days in the city, then Kuala Lumpur, Penang or Malacca. One regional eSIM means one install, and your data keeps working when you cross, with nothing to switch on at the border. Two country eSIMs mean two installs and a manual change at the Causeway, which is where people forget.
For about two weeks of unlimited on one plan covering both, I read Airalo at $49, Holafly at $51.50, Saily at $54.99 and Ubigi at $45 for a fixed 30 GB at full speed. Ringo Light charges $34.99 for 2 weeks. For a month the rivals run $66 to $86.99 and Ringo Light charges $59.99. Nothing renews.
Here is the honest sum. Singapore's 2 weeks is $17.99 and Malaysia's is $16.99 on their own pages, $34.98 together, one cent under the $34.99 Asia trip that covers both, so for two weeks the price is a tie and the gain is one install and no switch. For 30 days, Singapore's $29.99 and Malaysia's $35.99 come to $65.98, against $59.99 for the Asia month.
Which plans cover both countries
Ringo Light's Asia plan lists both Singapore and Malaysia, among 20 countries in all. Neither is on the list of exclusions I wrote down when I compared the regional plans, and each brand's own page is linked under Sources.
For the rivals, the Asia comparison I wrote only records which countries are missing, and none of those gaps is Singapore or Malaysia. Airalo's Asialink has 18 countries, Holafly's Asia plan 16, Saily's Asia and Oceania plan 22, Nomad's APAC plan 14 and Ubigi's Best Asia 17. I could not confirm on the day that every one of them lists both Singapore and Malaysia, so I would read the list on the brand's page before you pay.
If you want a data bucket: Nomad or Airalo
- Nomad, $21 for 10 GB. The cheapest 10 GB on its 14-country APAC plan, and 20 GB for 45 days at $35 (on sale, regular $40). Enough for maps and messages across both countries.
- Airalo, $25 for 10 GB. Asialink, 18 countries, 20 GB for 30 days at $39, buckets from $4 for 1 GB.
- Ubigi, $28 for 10 GB. Best Asia, 17 countries. Its 20 GB for $19 is a monthly plan that renews until you stop it.
- Saily, $35.99 for 10 GB. Asia and Oceania, 22 countries, no 20 GB bucket on its listing, read on saily.com on 25 October 2026.
- ✓Ringo Light, no buckets. Its 2 weeks is unlimited for $34.99 and its 30 days unlimited for $59.99. For a fixed 10 GB, Nomad and Airalo are cheaper, and for 20 GB so are Nomad, Airalo and Ubigi's monthly plan. I would buy Ringo Light for unlimited, not for a bucket, and I would rather you read that here than at checkout.
What Ringo Light is
Ringo Light is Ringo's own data eSIM, and I write this guide for Ringo, so weigh that. It is sold to fund the full Ringo, one plan that works everywhere with your own number ported onto it. For Singapore and Malaysia it is the Asia plan, 20 countries, unlimited data at full speed for 2 weeks at $34.99 or 30 days at $59.99. The eSIM arrives by email in seconds and installs in one scan, no app.
The card to buy it is further up this page, after the side-by-side table.
Pick by trip
I would buy Ringo Light's Singapore plan, 3 days of unlimited at $8.99, or Airalo's Asialink 3 days at $11.50. The Asia plan is more than you need.
Ringo Light sells no 7 days, so I would look at Ubigi's week with 25 GB at full speed for $25, or pay $34.99 for Ringo Light's 2 weeks if the trip might stretch.
My pick is Ringo Light's Asia plan, unlimited, 2 weeks, $34.99. It is the cheapest two weeks on one plan that I found.
I would buy Ringo Light, 30 days, $59.99, against $66 at Ubigi for a fixed 60 GB.
I would buy Nomad 10 GB for 30 days at $21, once I had checked its 14 countries include yours.
None of these travel plans does that. The full Ringo, which Ringo Light funds, ports the number you already have.
Frequently asked questions
How we compared, and our sources
Airalo, Holafly, Saily, Nomad, Ubigi, Ringo Light
We priced Airalo, Holafly, Saily, Nomad, Ubigi and Ringo Light for Singapore and Malaysia on 25 October 2026, all on the same day, in US dollars. Each rival's price comes from its own website where it showed dollars, otherwise from an esimdb.com listing, and every source and its date is listed below. Ringo Light's prices come from the catalogue our checkout charges.
We compare the trips people actually book: a week, two weeks and a month of unlimited data, and a 10 GB bucket. We read each brand's fair use and speed rules and quote them as the brands state them. We did not run speed tests, so this page makes no speed claims for any brand.
Ringo Light is our own product. We put it in the table on the same terms as everyone else, and where a rival is the better buy the page says so.
Left out: Maya Mobile. We could not read its own prices for this country on the day, so it stays out rather than being guessed.
- Airalo: www.airalo.com/asia-esim?currency=USD, Asialink unlimited, 18 countries and the 3 GB daily cap read on the site in dollars, 25 October 2026; 10 GB and 20 GB buckets from esimdb.com/vietnam/airalo, listing dated 4 October 2026
- Holafly: esim.holafly.com/esim-asia/, prices in dollars and the 16-country list on the site, 25 October 2026
- Saily: saily.com/esim-asia-and-oceania/, Asia and Oceania plans, prices in dollars on saily.com, read 25 October 2026
- Nomad: www.nomadesim.com/apac-esim, Regional APAC plans, prices in dollars from the page itself, read 25 October 2026; 20 GB for 45 days is on sale, $40 regular
- Ubigi: cellulardata.ubigi.com/rates-and-coverage/best-asia-data-plans/best-asia-unlimited-30-days/, Best Asia plan pages on cellulardata.ubigi.com, 25 October 2026: 7 days $25, 15 days $45, 30 days $66, 10 GB $28, 20 GB a month $19
- Ringo Light: our own catalogue, the prices the checkout charges on 25 October 2026.
Written and priced by the Ringo team. Prices change often; if you spot one that has moved, tell us through the contact page and we will update the table.
