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: For new number & Non-M1port-in sign-ups
$6.00/mth
Min. cost $6
ZYM Mobile
ZYM Mobile

Flexi Duo Data Only

  • 77GB data
  • No Calls Included
  • International Roaming
  • Deal: Free eVoucher worth $190
$7.00
+ $3 Upfront
Min. cost $10
Link not supplied
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
CMLink
CMLink

200GB 4G SIM Only

  • 200GB data
  • 300 Minutes
  • 100 Messages
  • International Roaming
  • Deal: Get 1 month free credit rebate for port-in + Free 100GB Malaysia roaming for 365 days for new sign-ups only
$7.70
Min. cost $7.70
Link not supplied
VIVIFI
VIVIFI

Roam Value 4G

  • 200GB data
  • 300 Minutes
  • 100 Messages
  • International Roaming
  • Deal: Limited-Time Offer: Free 1 month (non-Singtel port in)
$7.70
Min. cost $7.70
Zero1
Zero1

Jumbo Value

  • 101GB data
  • 301 Minutes
  • 101 Messages
  • Deal: Free 5G trial for 6 months
$7.70
Min. cost $7.70
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
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
Eight
Eight
Editor's Pick

Double Eight 4G SIM Only

  • 528GB data
  • Unlimited National Calls
  • 88 Messages
  • International Roaming
$8.00
Min. cost $8
Link not supplied
SIMBA
SIMBA
Editor's Pick

SuperRoam 10 SIM Only

  • 500GB data
  • Unlimited National Calls & SMS
  • International Roaming
  • Deal: Buy new SIM free 1 plan renewal, Port-in SIM free 2 plan renewals
$10.00
Min. cost $10
MyRepublic
MyRepublic

4G Rewardland Plan $10

  • 450GB data
  • 200 Minutes
  • 100 Messages
  • International Roaming
  • Deal: $10 for your first month, then just $7 for the next four months with Reward Coins. New number & Non-M1 port-in
$10.00/mth
Min. cost $10
Maxx
Maxx

400GB SIM Only

  • 400GB data
  • 500 Minutes
  • 50 Messages
  • International Roaming
  • Deal: Free 2nd month for new SIM, Free 5G is valid for 6 months, Free 2nd & 3rd month for Port-in
$10.00
Min. cost $10
VIVIFI
VIVIFI

Vibe 4G

  • 300GB data
  • 588 Minutes
  • 100 Messages
  • International Roaming
  • Deal: Limited-Time Offer: 30GB Roaming Data to over 190 destinations worldwide (one-time valid 365 days) + Free 3 months (non-Singtel port in)
$10.00
Min. cost $10
CMLink
CMLink

500GB 4G SIM Only

  • 500GB data
  • 300 Minutes
  • 100 Messages
  • International Roaming
  • Deal: 50% credit rebate for 6 mths for port-ins + Free 50GB to 190+ Destinations International Roaming + Free 600GB Thailand, Indonesia & Malaysia roaming (one-time valid 365 days)
$10.10
Min. cost $10.10
Link not supplied
ZYM Mobile
ZYM Mobile

Roam Plus 4G

  • 500GB data
  • 1000 Minutes
  • 100 Messages
  • International Roaming
  • Deal: $0 bill during 3rd month for new numbers + Free eVoucher worth $190
$10.10
+ $3 Upfront
Min. cost $13.10
Link not supplied
Zero1
Zero1

Streamo Bold 4G

  • 300GB data
  • 300 Minutes
  • 100 Messages
  • International Roaming
  • Deal: 5G included for 6 months + 600GB roaming in Malaysia, Indonesia, and Thailand for 365 days + Roam World 198 Countries 15GB (365 Days)
$10.10
Min. cost $10.10
Eight
Eight

Value Eight 5G SIM Only

  • 528GB data
  • Unlimited National Calls
  • 88 Messages
  • International Roaming
$10.80
Min. cost $10.80
Link not supplied
Circles.Life
Circles.Life

4G Core

  • 350GB data
  • Unlimited National Calls
  • International Roaming
$10.80
+ $0.70 Upfront
Min. cost $11.50
redONE
redONE

Best 10

  • 450GB data
  • 500 Minutes
  • 200 Messages
$10.90
Min. cost $10.90
Circles.Life
Circles.Life

Data Only 5G

  • 1000GB data
  • No Calls Included
$20.00
+ $0.70 Upfront
Min. cost $20.70
SIMBA
SIMBA

SuperRoam 20 SIM Only

  • 700GB data
  • Unlimited National Calls & SMS
  • International Roaming
  • Deal: Buy new SIM free 1 plan renewal, Port-in SIM free 2 plan renewals
$20.00
Min. cost $20
Singtel
Singtel

$20 hi! 5G+ Monthly Plan

  • 700GB data
  • Unlimited National Calls & SMS
  • International Roaming
  • Deal: Port-in Offer: Pay $18/30 days (U.P. $20) for 12 months, with free 2nd month
$20.00
Per 30 Day Renewal
Zero1
Zero1

Movemo Dash 5G

  • 500GB data
  • 300 Minutes
  • 100 Messages
  • International Roaming
  • Deal: 5G included for 6 months + 1TB roaming in Malaysia, Thailand & Indonesia for 365 days + Roam World 198 Countries 50GB (365 Days)
$20.00
Min. cost $20
redONE
redONE

Best 20

  • 650GB data
  • 1000 Minutes
  • 500 Messages
$20.90
Min. cost $20.90
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
GOMO
GOMO

5G+ Core SIM Only

  • 700GB data
  • 800 Minutes
  • 800 Messages
  • International Roaming
  • Deal: $15.99 for the first 3 mths, $20.99/mth thereafter. Use code GOMO53M. Also, get a Free $5 Grab voucher for port-ins!
$20.99
+ $2 Upfront
Min. cost $17.99
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
Link not supplied
StarHub
StarHub

5G Lite

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

5G Max

  • 1000GB data
  • Unlimited National Calls
  • International Roaming
$30.00
+ $0.70 Upfront
Min. cost $30.70
SIMBA
SIMBA

SuperRoam 12 SIM Only (90-Days)

  • 600GB data
  • Unlimited National Calls & SMS
  • International Roaming
  • Deal: Buy new SIM free 1 plan renewal, Port-in SIM free 2 plan renewals
$30.00
Min. cost $30
GOMO
GOMO

5G+ Asia Infinity

  • Unlimited data
  • Unlimited National Calls & SMS
  • International Roaming
  • Deal: $9.17 for the first mth, $30.56/mth thereafter. Use code GOMO701M​. Also, get a Free $5 Grab voucher for port-ins!
$30.56
+ $2 Upfront
Min. cost $11.17
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
Link not supplied
Singtel
Singtel

Enhanced Lite SIM Only 5G+

  • 300GB data
  • Contract (12 mths)
  • 400 Minutes
  • 400 Messages
  • International Roaming
  • Deal: 10% OFF when you port-in to Singtel + 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
M1
M1

Bespoke Flexi 5G 600GB

  • 600GB data
  • 1000 Minutes
  • 1000 Messages
  • International Roaming
  • Deal: $100 off any device on new Bespoke Flexi
$39.95
Min. cost $39.95
StarHub
StarHub

Data Only Core

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

SuperRoam 10 SIM Only

  • 500GB data
  • Unlimited National Calls & SMS
  • International Roaming
  • Deal: Buy new SIM free 1 plan renewal, Port-in SIM free 2 plan renewals
$10.00
Min. cost $10
Maxx
Maxx

400GB SIM Only

  • 400GB data
  • 500 Minutes
  • 50 Messages
  • International Roaming
  • Deal: Free 2nd month for new SIM, Free 5G is valid for 6 months, Free 2nd & 3rd month for Port-in
$10.00
Min. cost $10
CMLink
CMLink

500GB 4G SIM Only

  • 500GB data
  • 300 Minutes
  • 100 Messages
  • International Roaming
  • Deal: 50% credit rebate for 6 mths for port-ins + Free 50GB to 190+ Destinations International Roaming + Free 600GB Thailand, Indonesia & Malaysia roaming (one-time valid 365 days)
$10.10
Min. cost $10.10
Link not supplied
Eight
Eight

Value Eight 5G SIM Only

  • 528GB data
  • Unlimited National Calls
  • 88 Messages
  • International Roaming
$10.80
Min. cost $10.80
Link not supplied
MyRepublic
MyRepublic

5G Basic $14.95

  • 500GB data
  • 800 Minutes
  • 800 Messages
  • Deal: Enter promo code JUSTRY5G to enjoy free 1st month + $9.99 for the next 2 months
$14.95/mth
Min. cost $14.95
M1
M1

5G SIM Only 150GB

  • 150GB data
  • 1000 Minutes
  • 1000 Messages
  • International Roaming
  • Deal: $3 off first 3 months for new sign-ups and port-ins only
$14.95
Min. cost $11.95
Singtel
Singtel

$15 hi! 5G+ Monthly Plan

  • 500GB data
  • Unlimited National Calls & SMS
  • International Roaming
  • Deal: Port-in Offer: Pay $13/30 days (U.P. $15) for 12 months, with free 2nd month
$15.00
Per 30 Day Renewal
VIVIFI
VIVIFI

Roam Asia Super 5G+

  • 400GB data
  • 800 Minutes
  • 100 Messages
  • International Roaming
  • Deal: Limited-Time Offer: 60GB Roaming Data to over 190 destinations worldwide (one-time valid 365 days) + Free 3 months (non-Singtel port in)
$15.00
Min. cost $15
Zero1
Zero1

Streamo Freedom 4G

  • 400GB data
  • 600 Minutes
  • 100 Messages
  • International Roaming
  • Deal: 5G included for 6 months + 1TB roaming in Malaysia, Thailand & Indonesia for 365 days + Roam World 198 Countries 50GB (365 Days)
$15.00
Min. cost $15
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
ZYM Mobile
ZYM Mobile

Roam Smart 5G+

  • 600GB data
  • 2000 Minutes
  • 100 Messages
  • International Roaming
  • Deal: $0 bill during 4th to 6th mth (new & port-in) + Free eVoucher worth $190
$15.10
+ $3 Upfront
Min. cost $18.10
Link not supplied
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
GOMO
GOMO

5G+ Value SIM Only

  • 400GB data
  • 800 Minutes
  • 800 Messages
  • International Roaming
  • Deal: $13.33 for the first 3 mths, $18.33/mth thereafter. Use code GOMO53M. Also, get a Free $5 Grab voucher for port-ins!
$18.33
+ $2 Upfront
Min. cost $15.33

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

  • 500GB data
  • Unlimited National Calls & SMS
  • International Roaming
  • Deal: Buy new SIM free 1 plan renewal, Port-in SIM free 2 plan renewals
$10.00
Min. cost $10

Best overall roaming plan

Eight
Eight
Editor's Pick

Double Eight 4G SIM Only

  • 528GB data
  • Unlimited National Calls
  • 88 Messages
  • International Roaming
$8.00
Min. cost $8
Link not supplied

Best worldwide coverage roaming plan

Singtel
Singtel

Enhanced Core SIM Only 5G+

  • Unlimited data
  • 700 Minutes
  • 700 Messages
  • International Roaming
  • Deal: 10% OFF when you port-in to Singtel + 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

Best everyday use SIM-only plan

SIMBA
SIMBA
Editor's Pick

SuperRoam 10 SIM Only

  • 500GB data
  • Unlimited National Calls & SMS
  • International Roaming
  • Deal: Buy new SIM free 1 plan renewal, Port-in SIM free 2 plan renewals
$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
  • International Roaming
  • 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

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


MyRepublic
MyRepublic

4G Rewardland Plan $8

  • 300GB data
  • 150 Minutes
  • 50 Messages
  • International Roaming
  • Deal: $8 for your first month, then just $6 for the next four months with Reward Coins. New number & Non-M1 port-in
$8.00/mth
Min. cost $8
MyRepublic
MyRepublic

4G Rewardland Plan $18

  • Unlimited data
  • 2000 Minutes
  • 100 Messages
  • International Roaming
  • Deal: $18 for your first month, then just $12 for the next four months with Reward Coins. New number & Non-M1 port-in
$18.00/mth
Min. cost $18
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
MyRepublic
MyRepublic

4G Rewardland Plan $10

  • 450GB data
  • 200 Minutes
  • 100 Messages
  • International Roaming
  • Deal: $10 for your first month, then just $7 for the next four months with Reward Coins. New number & Non-M1 port-in
$10.00/mth
Min. cost $10
Circles.Life
Circles.Life

4G Lite

  • 20GB data
  • Unlimited National Calls
$12.00
+ $0.70 Upfront
Min. cost $12.70
MyRepublic
MyRepublic

5G Basic $16.95

  • 650GB data
  • 1200 Minutes
  • 1200 Messages
  • International Roaming
  • Deal: For new number & Non-M1port-in sign-ups
$16.95/mth
Min. cost $16.95
MyRepublic
MyRepublic

5G Ultra $19.95

  • 850GB data
  • 1400 Minutes
  • 1400 Messages
  • International Roaming
  • Deal: For new number & Non-M1port-in sign-ups
$19.95/mth
Min. cost $19.95
MyRepublic
MyRepublic

4G Flex

  • 150GB data
  • 100 Minutes
  • 50 Messages
  • International Roaming
  • Deal: For new number & Non-M1port-in sign-ups
$6.00/mth
Min. cost $6
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
Maxx
Maxx

400GB SIM Only

  • 400GB data
  • 500 Minutes
  • 50 Messages
  • International Roaming
  • Deal: Free 2nd month for new SIM, Free 5G is valid for 6 months, Free 2nd & 3rd month for Port-in
$10.00
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
CMLink
CMLink

200GB 4G SIM Only

  • 200GB data
  • 300 Minutes
  • 100 Messages
  • International Roaming
  • Deal: Get 1 month free credit rebate for port-in + Free 100GB Malaysia roaming for 365 days for new sign-ups only
$7.70
Min. cost $7.70
Link not supplied
Singtel
Singtel
Editor's Pick

$12 hi! 4G Monthly Plan

  • 500GB data
  • Unlimited National Calls & SMS
  • International Roaming
  • Deal: Port-in Offer: Pay $10/30 days (U.P. $12) for 12 months
$12.00
Per 30 Day Renewal
VIVIFI
VIVIFI

Roam Value 4G

  • 200GB data
  • 300 Minutes
  • 100 Messages
  • International Roaming
  • Deal: Limited-Time Offer: Free 1 month (non-Singtel port in)
$7.70
Min. cost $7.70
GOMO
GOMO

5G+ Asia Infinity

  • Unlimited data
  • Unlimited National Calls & SMS
  • International Roaming
  • Deal: $9.17 for the first mth, $30.56/mth thereafter. Use code GOMO701M​. Also, get a Free $5 Grab voucher for port-ins!
$30.56
+ $2 Upfront
Min. cost $11.17
ZYM Mobile
ZYM Mobile

Flexi Duo Data Only

  • 77GB data
  • No Calls Included
  • International Roaming
  • Deal: Free eVoucher worth $190
$7.00
+ $3 Upfront
Min. cost $10
Link not supplied
StarHub
StarHub

Data Only Core

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

5G Lite

  • 150GB data
  • 1000 Minutes
  • 750 Messages
  • International Roaming
$22.00
Min. cost $22
Eight
Eight
Editor's Pick

Double Eight 4G SIM Only

  • 528GB data
  • Unlimited National Calls
  • 88 Messages
  • International Roaming
$8.00
Min. cost $8
Link not supplied
StarHub
StarHub

5G Unlimited+ Plus

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

Best 10

  • 450GB data
  • 500 Minutes
  • 200 Messages
$10.90
Min. cost $10.90
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
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
Giga
Giga

200GB 4G SIM Only

  • 200GB 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
$12.90
+ $2.04 Upfront
Min. cost $14.94
StarHub
StarHub

Data Only Plus

  • 100GB data
  • No Calls Included
  • International Roaming
$15.00
Min. cost $15
SIMBA
SIMBA
Editor's Pick

SuperRoam 10 SIM Only

  • 500GB data
  • Unlimited National Calls & SMS
  • International Roaming
  • Deal: Buy new SIM free 1 plan renewal, Port-in SIM free 2 plan renewals
$10.00
Min. cost $10
SIMBA
SIMBA

SuperRoam 15 SIM Only (90-Days)

  • 600GB data
  • Unlimited National Calls & SMS
  • International Roaming
  • Deal: Buy new SIM free 1 plan renewal, Port-in SIM free 2 plan renewals
$39.00
Min. cost $39
SIMBA
SIMBA

SuperRoam 12 SIM Only

  • 600GB data
  • Unlimited National Calls & SMS
  • International Roaming
  • Deal: Buy new SIM free 1 plan renewal, Port-in SIM free 2 plan renewals
$12.00
Min. cost $12
SIMBA
SIMBA

SuperRoam 18 SIM Only

  • 600GB data
  • Unlimited National Calls & SMS
  • International Roaming
  • Deal: Buy new SIM free 1 plan renewal, Port-in SIM free 2 plan renewals
$18.00
Min. cost $18
SIMBA
SIMBA

SuperRoam 15 SIM Only

  • 600GB data
  • Unlimited National Calls & SMS
  • International Roaming
  • Deal: Buy new SIM free 1 plan renewal, Port-in SIM free 2 plan renewals
$15.00
Min. cost $15
SIMBA
SIMBA

SuperRoam 25 SIM Only

  • 800GB data
  • Unlimited National Calls & SMS
  • International Roaming
  • Deal: Buy new SIM free 1 plan renewal, Port-in SIM free 2 plan renewals
$25.00
Min. cost $25
SIMBA
SIMBA

SuperRoam 20 SIM Only

  • 700GB data
  • Unlimited National Calls & SMS
  • International Roaming
  • Deal: Buy new SIM free 1 plan renewal, Port-in SIM free 2 plan renewals
$20.00
Min. cost $20
SIMBA
SIMBA

SuperRoam 12 SIM Only (90-Days)

  • 600GB data
  • Unlimited National Calls & SMS
  • International Roaming
  • Deal: Buy new SIM free 1 plan renewal, Port-in SIM free 2 plan renewals
$30.00
Min. cost $30
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