Compare
SIM-only plans in Singapore

SIM-only plans are available in a wide array of options, from cheap plans with a decent amount of data to more expensive plans with more data than you might ever use.

Use the tables below to compare the most popular plans among WhistleOut users across four different price ranges, the most popular 5G plans or check our team's top recommendations for roaming plans and SIM-only plans.


StarHub
StarHub

Data Only Core

  • 20GB data
  • No Calls Included
  • International Roaming
$5.00
Min. cost $5
MyRepublic
MyRepublic

4G Flex

  • 150GB data
  • 100 Minutes
  • 50 Messages
  • International Roaming
  • Deal: Flash Sale: 150GB for $6/mth for new number & port-in sign-ups
$6.00/mth
Min. cost $6
Link not supplied
ZYM Mobile
ZYM Mobile

Flexi Duo Data Only

  • 77GB data
  • No Calls Included
  • International Roaming
  • Deal: Free eVoucher worth $190 + Use promo code 'WHISTLEOUT' to get 3x chances to win Galaxy Buds 3, worth $258
$7.00
+ $3 Upfront
Min. cost $10
Zero1
Zero1

Starter Prime 4G

  • 200GB data
  • 300 Minutes
  • 100 Messages
  • International Roaming
  • Deal: Roam Malaysia 100GB for 365 days
$7.06
Min. cost $7.06
Link not supplied
CMLink
CMLink

200GB 4G SIM Only

  • 200GB data
  • 300 Minutes
  • 100 Messages
  • International Roaming
  • Deal: Free 100GB Malaysia roaming for 365 days for new sign-ups only
$7.70
Min. cost $7.70
VIVIFI
VIVIFI

Roam Value 4G

  • 200GB data
  • 300 Minutes
  • 100 Messages
  • International Roaming
$7.70
Min. cost $7.70
Link not supplied
ZYM Mobile
ZYM Mobile

Roam Saver 4G

  • 200GB data
  • 300 Minutes
  • 100 Messages
  • International Roaming
  • Deal: Free eVoucher worth $190 + Use promo code 'WHISTLEOUT' to get 3x chances to win Galaxy Buds 3, worth $258
$7.77
+ $3 Upfront
Min. cost $10.77
Maxx
Maxx

290GB SIM Only

  • 290GB data
  • 500 Minutes
  • 99 Messages
  • International Roaming
  • Deal: Online Exclusive: $7.90 promotional price (usually $9.90) for the first 12 cycles for new sign-ups and number port-ins
$7.90
Min. cost $7.90
Link not supplied
Eight
Eight
Editor's Pick

Double Eight 4G SIM Only

  • 388GB data
  • 588 Minutes
  • 88 Messages
  • International Roaming
$8.00
Min. cost $8
Link not supplied
SIMBA
SIMBA
Editor's Pick

SuperRoam 10 SIM Only

  • 400GB data
  • Unlimited National Calls
  • 100 Messages
  • International Roaming
$10.00
Min. cost $10
MyRepublic
MyRepublic

4G Rewardland Plan $10

  • 450GB data
  • 200 Minutes
  • 100 Messages
  • International Roaming
  • Deal: $8/mth for first 3 mths, thereafter $10/mth for new sign-ups and port-in customers
$10.00/mth
Min. cost $8
Link not supplied
Maxx
Maxx

400GB SIM Only

  • 400GB data
  • 500 Minutes
  • 50 Messages
  • International Roaming
$10.00
Min. cost $10
Link not supplied
SIMBA
SIMBA
Editor's Pick

SuperRoam 10 SIM Only

  • 400GB data
  • Unlimited National Calls
  • 100 Messages
  • International Roaming
$10.00
Min. cost $10
VIVIFI
VIVIFI

Vibe 4G

  • 300GB data
  • 588 Minutes
  • 100 Messages
  • International Roaming
  • Deal: Free 5G Trial for 6 months (non-Singtel port in)
$10.00
Min. cost $10
Link not supplied
CMLink
CMLink

300GB 4G SIM Only

  • 300GB data
  • 300 Minutes
  • 100 Messages
  • International Roaming
  • Deal: Free 600GB Indonesia & Malaysia roaming for 365 days for new sign-ups only
$10.10
Min. cost $10.10
Zero1
Zero1

Streamo Bold 4G

  • 300GB data
  • 300 Minutes
  • 100 Messages
  • International Roaming
  • Deal: 5G included for 6 months + 600GB roaming in Malaysia & Indonesia for 365 days
$10.10
Min. cost $10.10
Link not supplied
ZYM Mobile
ZYM Mobile

Roam Plus 4G

  • 300GB data
  • 1000 Minutes
  • 100 Messages
  • International Roaming
  • Deal: Free eVoucher worth $190 + Use promo code 'WHISTLEOUT' to get 3x chances to win Galaxy Buds 3, worth $258
$10.10
+ $3 Upfront
Min. cost $13.10
Circles.Life
Circles.Life

4G Core

  • 350GB data
  • Unlimited National Calls
  • International Roaming
$10.80
+ $0.70 Upfront
Min. cost $11.50
Link not supplied
redONE
redONE

Best 10

  • 450GB data
  • 500 Minutes
  • 200 Messages
  • International Roaming
$10.90
Min. cost $10.90
Link not supplied
Giga
Giga

100GB 4G SIM Only

  • 100GB data
  • 300 Minutes
  • 300 Messages
  • International Roaming
  • Deal: Refer & Earn $6 gigaBucks (3X More!): enjoy $6 off your 1st month using your friend's referral code
$10.90
+ $2.04 Upfront
Min. cost $12.94
Link not supplied
Circles.Life
Circles.Life

Data Only 5G

  • 1000GB data
  • No Calls Included
$20.00
+ $0.70 Upfront
Min. cost $20.70
Link not supplied
SIMBA
SIMBA

SuperRoam 20 SIM Only

  • 600GB data
  • Unlimited National Calls
  • 100 Messages
  • International Roaming
$20.00
Min. cost $20
Zero1
Zero1

Movemo Dash 5G

  • 500GB data
  • 300 Minutes
  • 100 Messages
  • International Roaming
  • Deal: 600GB roaming in Malaysia, Indonesia and Thailand for 365 days
$20.00
Min. cost $20
Link not supplied
redONE
redONE

Best 20

  • 650GB data
  • 1000 Minutes
  • 500 Messages
  • International Roaming
$20.90
Min. cost $20.90
Link not supplied
Giga
Giga

500GB 5G SIM Only

  • 500GB data
  • 1000 Minutes
  • 1000 Messages
  • International Roaming
  • Deal: Refer & Earn $6 gigaBucks (3X More!): enjoy $6 off your 1st month using your friend's referral code
$20.90
+ $2.04 Upfront
Min. cost $22.94
Link not supplied
GOMO
GOMO

5G+ Core SIM Only

  • 700GB data
  • 800 Minutes
  • 800 Messages
  • International Roaming
  • Deal: $6.30 for the first mth, $20.99/mth thereafter. Use code GOMO7
$20.99
+ $2 Upfront
Min. cost $8.30
CMLink
CMLink

450GB 5G SIM Only

  • 450GB data
  • 800 Minutes
  • 300 Messages
  • International Roaming
  • Deal: Free 600GB Malaysia roaming for 365 days for new sign-ups only and more
$21.00
Min. cost $21
StarHub
StarHub

5G Lite

  • 150GB data
  • 1000 Minutes
  • 750 Messages
  • International Roaming
$22.00
Min. cost $22
ZYM Mobile
ZYM Mobile

Roam Power 5G+

  • 700GB data
  • 2000 Minutes
  • 100 Messages
  • International Roaming
  • Deal: Free eVoucher worth $190 + Use promo code 'WHISTLEOUT' to get 3x chances to win Galaxy Buds 3, worth $258
$22.10
+ $3 Upfront
Min. cost $25.10
M1
M1

5G SIM Only 350GB

  • 1024GB data
  • 1000 Minutes
  • 1000 Messages
  • International Roaming
  • Deal: Bonus 674GB is for local data usage + $5 off first 3 months for new sign-ups and port-ins only
$22.95
Min. cost $17.95
Link not supplied
Circles.Life
Circles.Life

5G Max

  • 1000GB data
  • Unlimited National Calls
  • International Roaming
$30.00
+ $0.70 Upfront
Min. cost $30.70
Link not supplied
GOMO
GOMO

5G+ Asia Infinity

  • Unlimited data
  • Unlimited National Calls & SMS
  • International Roaming
  • Deal: $21.39 for the first mth, $30.56/mth thereafter. Use code GOMO30OFFQEG
$30.56
+ $2 Upfront
Min. cost $23.40
CMLink
CMLink

Unlimited 5G SIM Only

  • Unlimited data
  • 1000 Minutes
  • 500 Messages
  • International Roaming
  • Deal: Free 600GB Malaysia roaming for 365 days for limited time only
$31.10
Min. cost $31.10
Singtel
Singtel

Enhanced Lite SIM Only 5G+

  • 300GB data
  • Contract (12 mths)
  • 400 Minutes
  • 400 Messages
  • International Roaming
  • Deal: Get up to $600 one-time cashback when you add a phone with PayLater
$35.00
+ $32.70 Upfront
Min. cost $452.70
StarHub
StarHub

5G Unlimited+ Core

  • Unlimited data
  • Unlimited National Calls & SMS
  • International Roaming
$38.00
Min. cost $38
SIMBA
SIMBA

SuperRoam 39 SIM Only (Online Exclusive)

  • 500GB data
  • Unlimited National Calls
  • 100 Messages
  • International Roaming
$39.00
Min. cost $39
M1
M1

Bespoke Flexi 5G 350GB

  • 350GB data
  • 500 Minutes
  • 100 Messages
  • International Roaming
  • Deal: $100 off any device on new Bespoke Flexi 350GB / 500GB
$39.95
Min. cost $39.95
Link not supplied
StarHub
StarHub

Data Only Core

  • 20GB data
  • No Calls Included
  • International Roaming
$5.00
Min. cost $5
Maxx
Maxx

400GB SIM Only

  • 400GB data
  • 500 Minutes
  • 50 Messages
  • International Roaming
$10.00
Min. cost $10
Link not supplied
SIMBA
SIMBA
Editor's Pick

SuperRoam 10 SIM Only

  • 400GB data
  • Unlimited National Calls
  • 100 Messages
  • International Roaming
$10.00
Min. cost $10
Eight
Eight

Lucky Eight 5G SIM Only

  • 588GB data
  • 688 Minutes
  • 128 Messages
  • International Roaming
$14.80
Min. cost $14.80
Link not supplied
MyRepublic
MyRepublic

5G Basic $14.95

  • 500GB data
  • 800 Minutes
  • 800 Messages
  • Deal: For new number & Non-M1port-in sign-ups
$14.95/mth
Min. cost $14.95
Link not supplied
M1
M1

5G SIM Only 150GB

  • 150GB data
  • 1000 Minutes
  • 1000 Messages
  • Deal: $3 off first 3 months for new sign-ups and port-ins only
$14.95
Min. cost $11.95
Link not supplied
CMLink
CMLink

400GB 5G SIM Only

  • 400GB data
  • 600 Minutes
  • 100 Messages
  • International Roaming
  • Deal: Free 600GB Thailand, Indonesia & Malaysia roaming + Free 50GB in AU, JP and KR shared roaming data
$15.00
Min. cost $15
VIVIFI
VIVIFI

Roam Asia Super 5G+

  • 400GB data
  • 800 Minutes
  • 100 Messages
  • International Roaming
  • Deal: 50GB Roaming to Japan, Korea, Australia (One-time, 365 days validity) when you port-in
$15.00
Min. cost $15
Link not supplied
Zero1
Zero1

Streamo Freedom 4G

  • 400GB data
  • 600 Minutes
  • 100 Messages
  • International Roaming
  • Deal: 600GB roaming in Malaysia, Indonesia and Thailand for 365 days
$15.00
Min. cost $15
Link not supplied
Singtel
Singtel

$15 hi! 5G+ Plan

  • 250GB data
  • 500 Minutes
  • 100 Messages
  • International Roaming
  • Deal: Free $15 hi! wallet credit
$15.00
Per 28 Day Renewal
Circles.Life
Circles.Life

5G Core

  • 20GB data
  • Unlimited National Calls
  • Deal: $12 for the first month. Reverts to $15 after
$15.00
+ $0.70 Upfront
Min. cost $12.70
Link not supplied
ZYM Mobile
ZYM Mobile

Roam Smart 5G+

  • 400GB data
  • 2000 Minutes
  • 100 Messages
  • International Roaming
  • Deal: Free eVoucher worth $190 + Use promo code 'WHISTLEOUT' to get 3x chances to win Galaxy Buds 3, worth $258
$15.10
+ $3 Upfront
Min. cost $18.10
Giga
Giga

300GB 5G SIM Only

  • 300GB data
  • 300 Minutes
  • 300 Messages
  • International Roaming
  • Deal: Refer & Earn $6 gigaBucks (3X More!): enjoy $6 off your 1st month using your friend's referral code
$15.90
+ $2.04 Upfront
Min. cost $17.94
Link not supplied
GOMO
GOMO

5G+ Value SIM Only

  • 400GB data
  • 800 Minutes
  • 800 Messages
  • International Roaming
  • Deal: $12.83 for the first mth, $18.33/mth thereafter. Use code GOMO30OFFQEG
$18.33
+ $2 Upfront
Min. cost $14.84

Heading overseas? Avoid bill shock by switching to a mobile plan with data roaming inclusions. We break down the best options from Singtel, StarHub, M1, SIMBA and more, based on your budget and travel plans.

Best value roaming plan

SIMBA
SIMBA
Editor's Pick

SuperRoam 10 SIM Only

  • 400GB data
  • Unlimited National Calls
  • 100 Messages
  • International Roaming
$10.00
Min. cost $10

Best overall roaming plan

Eight
Eight

Lucky Eight 5G SIM Only

  • 588GB data
  • 688 Minutes
  • 128 Messages
  • International Roaming
$14.80
Min. cost $14.80
Link not supplied

Best worldwide coverage roaming plan

Singtel
Singtel

Enhanced Core SIM Only 5G+

  • Unlimited data
  • 700 Minutes
  • 700 Messages
  • International Roaming
  • Deal: Get up to $600 one-time cashback when you add a phone with PayLater
$40.00
+ $32.70 Upfront
Min. cost $72.70

"Best" looks different to everyone but we look at a range of factors including price and value for money to find the best SIM-only plans each month. Here are the Editor's Picks this month for everyday, medium and heavy use:

Best value SIM-only plan

MyRepublic
MyRepublic

4G Vibe

  • 300GB data
  • 150 Minutes
  • 50 Messages
  • International Roaming
  • Deal: For new number & Non-M1port-in sign-ups
$7.90/mth
Min. cost $7.90
Link not supplied

Best everyday use SIM-only plan

SIMBA
SIMBA
Editor's Pick

SuperRoam 10 SIM Only

  • 400GB data
  • Unlimited National Calls
  • 100 Messages
  • International Roaming
$10.00
Min. cost $10

Best heavy use SIM-only plan

M1
M1
Editor's Pick

5G SIM Only 300GB

  • 1024GB data
  • 1000 Minutes
  • 1000 Messages
  • Deal: Bonus 724GB is for local data usage + $3 off first 3 months for new sign-ups and port-ins only
$17.95
Min. cost $14.95
Link not supplied

If you prefer, you can compare the most popular plans among WhistleOut users by which mobile network they're on.


MyRepublic
MyRepublic

4G Flex

  • 150GB data
  • 100 Minutes
  • 50 Messages
  • International Roaming
  • Deal: Flash Sale: 150GB for $6/mth for new number & port-in sign-ups
$6.00/mth
Min. cost $6
Link not supplied
Maxx
Maxx

400GB SIM Only

  • 400GB data
  • 500 Minutes
  • 50 Messages
  • International Roaming
$10.00
Min. cost $10
Link not supplied
M1
M1

5G SIM Only 150GB

  • 150GB data
  • 1000 Minutes
  • 1000 Messages
  • Deal: $3 off first 3 months for new sign-ups and port-ins only
$14.95
Min. cost $11.95
Link not supplied
Circles.Life
Circles.Life

5G Core

  • 20GB data
  • Unlimited National Calls
  • Deal: $12 for the first month. Reverts to $15 after
$15.00
+ $0.70 Upfront
Min. cost $12.70
Link not supplied
Singtel
Singtel

$15 hi! 5G+ Plan

  • 250GB data
  • 500 Minutes
  • 100 Messages
  • International Roaming
  • Deal: Free $15 hi! wallet credit
$15.00
Per 28 Day Renewal
ZYM Mobile
ZYM Mobile

Flexi Duo Data Only

  • 77GB data
  • No Calls Included
  • International Roaming
  • Deal: Free eVoucher worth $190 + Use promo code 'WHISTLEOUT' to get 3x chances to win Galaxy Buds 3, worth $258
$7.00
+ $3 Upfront
Min. cost $10
CMLink
CMLink

200GB 4G SIM Only

  • 200GB data
  • 300 Minutes
  • 100 Messages
  • International Roaming
  • Deal: Free 100GB Malaysia roaming for 365 days for new sign-ups only
$7.70
Min. cost $7.70
GOMO
GOMO

5G+ Asia Infinity

  • Unlimited data
  • Unlimited National Calls & SMS
  • International Roaming
  • Deal: $21.39 for the first mth, $30.56/mth thereafter. Use code GOMO30OFFQEG
$30.56
+ $2 Upfront
Min. cost $23.40
Zero1
Zero1

Starter Prime 4G

  • 200GB data
  • 300 Minutes
  • 100 Messages
  • International Roaming
  • Deal: Roam Malaysia 100GB for 365 days
$7.06
Min. cost $7.06
Link not supplied
VIVIFI
VIVIFI

Roam Value 4G

  • 200GB data
  • 300 Minutes
  • 100 Messages
  • International Roaming
$7.70
Min. cost $7.70
Link not supplied
StarHub
StarHub

Data Only Core

  • 20GB data
  • No Calls Included
  • International Roaming
$5.00
Min. cost $5
Eight
Eight
Editor's Pick

Double Eight 4G SIM Only

  • 388GB data
  • 588 Minutes
  • 88 Messages
  • International Roaming
$8.00
Min. cost $8
Link not supplied
StarHub
StarHub

5G Unlimited+ Core

  • Unlimited data
  • Unlimited National Calls & SMS
  • International Roaming
$38.00
Min. cost $38
redONE
redONE

Best 20

  • 650GB data
  • 1000 Minutes
  • 500 Messages
  • International Roaming
$20.90
Min. cost $20.90
Link not supplied
StarHub
StarHub

5G Lite

  • 150GB data
  • 1000 Minutes
  • 750 Messages
  • International Roaming
$22.00
Min. cost $22
Giga
Giga

3TB 5G 6-Months SIM Only

  • 3000GB data
  • 6000 Minutes
  • 6000 Messages
  • International Roaming
  • Deal: Refer & Earn $6 gigaBucks (3X More!): enjoy $6 off your 1st month using your friend's referral code
$109.90
+ $2.04 Upfront
Min. cost $111.94
Link not supplied
StarHub
StarHub

5G Platinum

  • Unlimited data
  • Unlimited National Calls & SMS
  • International Roaming
$128.00
Min. cost $128
StarHub
StarHub

5G Unlimited+ Plus

  • Unlimited data
  • Unlimited National Calls & SMS
  • International Roaming
$48.00
Min. cost $48
StarHub
StarHub

5G Unlimited+ Max

  • Unlimited data
  • Unlimited National Calls & SMS
  • International Roaming
$78.00
Min. cost $78
StarHub
StarHub

5G Platinum Elite

  • Unlimited data
  • Unlimited National Calls & SMS
  • International Roaming
$188.00
Min. cost $188
SIMBA
SIMBA
Editor's Pick

SuperRoam 10 SIM Only

  • 400GB data
  • Unlimited National Calls
  • 100 Messages
  • International Roaming
$10.00
Min. cost $10
SIMBA
SIMBA
Editor's Pick

SuperRoam 12 SIM Only

  • 500GB data
  • Unlimited National Calls
  • 100 Messages
  • International Roaming
$12.00
Min. cost $12
SIMBA
SIMBA

SuperRoam 39 SIM Only (Online Exclusive)

  • 500GB data
  • Unlimited National Calls
  • 100 Messages
  • International Roaming
$39.00
Min. cost $39
SIMBA
SIMBA

SuperRoam 18 SIM Only

  • 500GB data
  • Unlimited National Calls
  • 100 Messages
  • International Roaming
$18.00
Min. cost $18
SIMBA
SIMBA

SuperRoam 25 SIM Only

  • 700GB data
  • Unlimited National Calls
  • 100 Messages
  • International Roaming
$25.00
Min. cost $25
SIMBA
SIMBA

SuperRoam 20 SIM Only

  • 600GB data
  • Unlimited National Calls
  • 100 Messages
  • International Roaming
$20.00
Min. cost $20
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