You don't have to spend a lot each month to get a lot of data from the cheapest SIM-only plan options in Singapore. For under $10, you can get hundreds of gigabytes of data, local calls, and texts within Singapore. Up that budget to $20, and you can get even more data with 5G network access. Whether you're after a cheap prepaid SIM or a cheap SIM-only plan, scroll on for your options.
Cheapest SIM-only plan in Singapore overall
The cheapest mobile plan in Singapore is the Starter Prime plan from Zero1. This bare-bones but budget-friendly plan costs just $7.06 per month and comes with 200GB of local data on the Singtel 4G network, 5GB data roaming for use in Malaysia, Indonesia, Thailand, Taiwan, Philippines and India, 100GB extra Malaysia roaming data (365-day expiry), plus 300 local call minutes and 100 local messages.
Also consider:
This plan has competition from other cheap mobile plans in our database, namely from CMLink, eight, Maxx, VIVIFI, and ZYM Mobile, which are slightly pricier.
Cheapest 5G SIM-only plan in Singapore
Want to keep your bill low while still getting fast 5G speeds? At $10 per month, there are two entries neck-and-neck for the cheapest 5G plan in Singapore: SIMBA's SuperRoam 10 plan and Maxx's 400GB plan.
SIMBA's plan comes with 500GB of data for use in Singapore, Hong Kong, Malaysia, Indonesia, and Thailand, unlimited local calls and texts, 500 fixed-line and IDD minutes, plus 12GB APAC roaming data and 3GB global roaming data.
Maxx, on the other hand, offers 400GB for use in Singapore and Malaysia, 500 local minutes, 50 local texts, a total of 580 IDD minutes to selected destinations, plus 13GB APAC roaming data and 3GB global roaming data.
Also consider:
eight, MyRepublic, and M1 also offer 5G plans for under $15 per month.
Best cheap SIM-only plan for roaming
Considering just about every SIM-only plan in Singapore includes some roaming inclusions, we've scoured our database to find the one with the best overall value, and that's SIMBA's SuperRoam 10 plan. In addition to 500GB of local 5G data (which can also be used in Hong Kong, Malaysia, Indonesia, and Thailand), this plan includes 12GB for use in seven APAC destinations and 3GB for use in over 60 destinations worldwide, plus free voice roaming. You also get 500 local fixed-line and IDD minutes, and unlimited local calls and texts.
Also consider:
Maxx and eight offer similar plans on the M1 and StarHub networks, respectively.
Cheapest unlimited data SIM-only plan
MyRepublic's $18 Rewardland Plan is a great deal for anyone looking for unlimited data for cheap. Although it's only 4G access, it's hard to beat $18 per month for unlimited data (1TB at normal speeds, unlimited speed-throttled data thereafter), 100GB roaming data for Malaysia, Indonesia, and Thailand, 20GB APAC roaming data, 2,000 minutes and 100 messages.
Also consider:
The next cheapest unlimited plans are quite a lot pricier (over $30 per month), but unlike MyRepublic, offer 5G network access.
Cheapest data-only SIM plan
Looking for a cheap SIM to keep your tablet or laptop connected? StarHub's Data Only Core plan costs just $5 per month for a decent 20GB of 5G data. If that's not enough, you can upgrade to 100GB for $15 per month. Both plans also come with 1GB of global roaming data.
Also consider:
Aside from StarHub, only ZYM Mobile and Circles.Life offer data-only plans in Singapore, the latter of which offers the best value overall.
Cheapest prepaid SIM-only plan
The cheapest prepaid SIM in our database is eight's Double Eight Tourist eSIM. It costs $8 per month and comes with 528GB of StarHub 4G data, 12GB APAC roaming data and 3GB international roaming data. Note, this plan does not include any calls or SMS.
Also consider:
For cheap prepaid SIM alternatives, our database has a few alternatives from M1 and Singtel, which tend to include calls and SMS. For comparison, here's a list of the other cheapest prepaid SIMs we track in our database.
Cheap SIM-only plans FAQ
Which is the cheapest SIM-only plan in Singapore?
The cheapest SIM-only plan in Singapore is the Zero1 Starter Prime plan, which is priced at just $7.06 per month.
Can I switch providers and keep my number in Singapore?
Yes! Just about every telco in Singapore allows you to port in your old number when you switch mobile providers.
Where can you buy a cheap SIM card?
You can buy a cheap SIM from any mobile provider's store, website or app, or you can grab one from a convenience store.
Where can you buy SIM cards in Changi Airport?
There are multiple places to buy SIM cards at Changi Airport, available at all four terminals. Look out for Cheers, 7-Eleven, Money Changers, Changi Recommends, and StarHub stores for SIM cards. Alternatively, consider using an eSIM on compatible mobile phones and purchasing your eSIM online.
Nathan Lawrence
