Best SIM Only Mobile Phone Plans

Under $10

SuperRoam 10 SIM Only

Min. total cost $10

$10 per 30 days

400GB data

Unlimited National Calls

No contract

Full 5G speed

SIMBA mobile digital network (5G)

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Under $15

SuperRoam 10 SIM Only

Min. total cost $10

$10 per 30 days

400GB data

Unlimited National Calls

No contract

Full 5G speed

SIMBA mobile digital network (5G)

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Under $20

Roam Smart 5G+

Min. total cost $18.10

Upfront cost $3

$15.10 per 30 days

400GB data

2000 Minutes

No contract

Full 5G speed

on Singtel's 5G network

Deal: Free eVoucher worth $190 + Use promo code 'WHISTLEOUT' to get 3x chances to win Galaxy Buds 3, worth $258

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Under $30

5G+ Core SIM Only

Min. total cost $22.99

Upfront cost $2

$20.99 per 30 days

700GB data

800 Minutes

No contract

Full 5G speed

on Singtel's 5G network in selected areas with 5G devices

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#1	SIMBA Editor's Pick	SIMBA Editor's Pick SuperRoam 10 SIM Only 400GB data SIMBA mobile digital network (5G) Unlimited National Calls 100 Messages International Roaming $10.00 Min. cost $10 Go	$10.00 Min. cost $10	Go
#2	MyRepublic	MyRepublic 4G Flex 150GB data on M1 4G network 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 Go	$6.00/mth Min. cost $6	Go
#3	ZYM Mobile	ZYM Mobile Flexi Duo Data Only 77GB data on Singtel network 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 Go	$7.00 + $3 Upfront Min. cost $10	Go
#4	CMLink	CMLink 200GB 4G SIM Only 200GB data on Singtel's 4G network 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 Go	$7.70 Min. cost $7.70	Go
#5	StarHub	StarHub Data Only Core 20GB data StarHub 5G network No Calls Included International Roaming $5.00 Min. cost $5 Go	$5.00 Min. cost $5	Go
#6	MyRepublic	MyRepublic 4G Vibe 300GB data on M1 4G network 150 Minutes 50 Messages International Roaming Deal: For new number & Non-M1port-in sign-ups $7.90/mth Min. cost $7.90 Go	$7.90/mth Min. cost $7.90	Go
#7	Eight Editor's Pick	Eight Editor's Pick Double Eight 4G SIM Only 388GB data on StarHub 4G network 588 Minutes 88 Messages International Roaming $8.00 Min. cost $8 Link not supplied	$8.00 Min. cost $8	Link not supplied
#8	ZYM Mobile	ZYM Mobile Roam Saver 4G 200GB data on Singtel network 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 Go	$7.77 + $3 Upfront Min. cost $10.77	Go
#9	Maxx	Maxx 400GB SIM Only 400GB data on M1 5G network 500 Minutes 50 Messages International Roaming $10.00 Min. cost $10 Link not supplied	$10.00 Min. cost $10	Link not supplied
#10	MyRepublic	MyRepublic 4G Rewardland Plan $10 450GB data on M1 4G network 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 Go	$10.00/mth Min. cost $8	Go

#1	SIMBA Editor's Pick	SIMBA Editor's Pick SuperRoam 10 SIM Only 400GB data SIMBA mobile digital network (5G) Unlimited National Calls 100 Messages International Roaming $10.00 Min. cost $10 Go	$10.00 Min. cost $10	Go
#2	Singtel	Singtel $15 hi! 5G+ Plan 250GB data Singtel 5G network 500 Minutes 100 Messages International Roaming Deal: Free $15 hi! wallet credit $15.00 Per 28 Day Renewal Go	$15.00 Per 28 Day Renewal	Go
#3	Maxx	Maxx 400GB SIM Only 400GB data on M1 5G network 500 Minutes 50 Messages International Roaming $10.00 Min. cost $10 Link not supplied	$10.00 Min. cost $10	Link not supplied
#4	ZYM Mobile	ZYM Mobile Roam Plus 4G 300GB data on Singtel network 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 Go	$10.10 + $3 Upfront Min. cost $13.10	Go
#5	CMLink	CMLink 400GB 5G SIM Only 400GB data on Singtel's 5G network 600 Minutes 100 Messages International Roaming Deal: 50% off for first month for new sign-ups + Free 600GB Thailand, Indonesia & Malaysia roaming + Free 50GB in AU, JP and KR shared roaming data $15.00 Min. cost $7.50 Go	$15.00 Min. cost $7.50	Go
#6	GOMO	GOMO 4G Pro SIM Only 300GB data on Singtel's 4G network 500 Minutes 500 Messages International Roaming Deal: Free 5G+ upgrade for 24 Months $15.00 + $2 Upfront Min. cost $17 Go	$15.00 + $2 Upfront Min. cost $17	Go
#7	MyRepublic	MyRepublic 4G Rewardland Plan $10 450GB data on M1 4G network 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 Go	$10.00/mth Min. cost $8	Go
#8	Eight	Eight Lucky Eight 5G SIM Only 588GB data on StarHub's 5G network 688 Minutes 128 Messages International Roaming $14.80 Min. cost $14.80 Link not supplied	$14.80 Min. cost $14.80	Link not supplied
#9	Giga	Giga 200GB 4G SIM Only 200GB data on StarHub 4G network 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 Link not supplied	$12.90 + $2.04 Upfront Min. cost $14.94	Link not supplied
#10	VIVIFI	VIVIFI Roam Asia Super 5G+ 400GB data on Singtel's 5G network in selected areas with 5G devices 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	$15.00 Min. cost $15	Link not supplied

#1	Singtel	Singtel $15 hi! 5G+ Plan 250GB data Singtel 5G network 500 Minutes 100 Messages International Roaming Deal: Free $15 hi! wallet credit $15.00 Per 28 Day Renewal Go	$15.00 Per 28 Day Renewal	Go
#2	MyRepublic	MyRepublic 5G Basic $16.95 650GB data M1 5G network 1200 Minutes 1200 Messages International Roaming Deal: For new number & Non-M1port-in sign-ups $16.95/mth Min. cost $16.95 Go	$16.95/mth Min. cost $16.95	Go
#3	GOMO	GOMO 5G+ Value SIM Only 400GB data on Singtel's 5G network in selected areas with 5G devices 800 Minutes 800 Messages International Roaming $18.33 + $2 Upfront Min. cost $20.33 Go	$18.33 + $2 Upfront Min. cost $20.33	Go
#4	ZYM Mobile	ZYM Mobile Roam Smart 5G+ 400GB data on Singtel's 5G network 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 Go	$15.10 + $3 Upfront Min. cost $18.10	Go
#5	CMLink	CMLink 400GB 5G SIM Only 400GB data on Singtel's 5G network 600 Minutes 100 Messages International Roaming Deal: 50% off for first month for new sign-ups + Free 600GB Thailand, Indonesia & Malaysia roaming + Free 50GB in AU, JP and KR shared roaming data $15.00 Min. cost $7.50 Go	$15.00 Min. cost $7.50	Go
#6	SIMBA	SIMBA SuperRoam 18 SIM Only 500GB data SIMBA mobile digital network (5G) Unlimited National Calls 100 Messages International Roaming $18.00 Min. cost $18 Go	$18.00 Min. cost $18	Go
#7	Zero1	Zero1 Movemo Dash 5G 500GB data on Singtel's 5G network in selected areas with 5G devices 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	$20.00 Min. cost $20	Link not supplied
#8	VIVIFI	VIVIFI Roam Asia Super 5G+ 400GB data on Singtel's 5G network in selected areas with 5G devices 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	$15.00 Min. cost $15	Link not supplied
#9	Circles.Life	Circles.Life 5G Core 20GB data on M1 5G network 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	$15.00 + $0.70 Upfront Min. cost $12.70	Link not supplied
#10	M1 Editor's Pick	M1 Editor's Pick 5G SIM Only 300GB 1024GB data M1 5G network 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	$17.95 Min. cost $14.95	Link not supplied

#1	GOMO	GOMO 5G+ Core SIM Only 700GB data on Singtel's 5G network in selected areas with 5G devices 800 Minutes 800 Messages International Roaming $20.99 + $2 Upfront Min. cost $22.99 Go	$20.99 + $2 Upfront Min. cost $22.99	Go
#2	Singtel	Singtel Enhanced Lite SIM Only 5G+ 300GB data Singtel 5G network Contract (12 mths) 400 Minutes 400 Messages International Roaming Deal: Discounted to $24.50/mth + Get up to $600 one-time cashback when you add a phone with PayLater $24.50 + $32.70 Upfront Min. cost $326.70 Go	$24.50 + $32.70 Upfront Min. cost $326.70	Go
#3	SIMBA	SIMBA SuperRoam 25 SIM Only 700GB data SIMBA mobile digital network (5G) Unlimited National Calls 100 Messages International Roaming $25.00 Min. cost $25 Go	$25.00 Min. cost $25	Go
#4	Zero1	Zero1 Movemo Dash 5G 500GB data on Singtel's 5G network in selected areas with 5G devices 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	$20.00 Min. cost $20	Link not supplied
#5	redONE	redONE Best 20 650GB data on StarHub 4G network 1000 Minutes 500 Messages International Roaming $20.90 Min. cost $20.90 Link not supplied	$20.90 Min. cost $20.90	Link not supplied
#6	CMLink	CMLink 450GB 5G SIM Only 450GB data on Singtel's 5G network 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 Go	$21.00 Min. cost $21	Go
#7	ZYM Mobile	ZYM Mobile Roam Power 5G+ 700GB data on Singtel's 5G network 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 Go	$22.10 + $3 Upfront Min. cost $25.10	Go
#8	StarHub	StarHub 5G Lite 150GB data StarHub 5G network 1000 Minutes 750 Messages International Roaming $22.00 Min. cost $22 Go	$22.00 Min. cost $22	Go
#9	M1	M1 5G SIM Only 350GB 1024GB data M1 5G network 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	$22.95 Min. cost $17.95	Link not supplied
#10	Giga	Giga 1TB 5G SIM Only 1000GB data on StarHub 5G network 1500 Minutes 1500 Messages International Roaming Deal: Refer & Earn $6 gigaBucks (3X More!): enjoy $6 off your 1st month using your friend's referral code $28.90 + $2.04 Upfront Min. cost $30.94 Link not supplied	$28.90 + $2.04 Upfront Min. cost $30.94	Link not supplied
#11	Circles.Life	Circles.Life Data Only 5G 1000GB data on M1 5G network No Calls Included $20.00 + $0.70 Upfront Min. cost $20.70 Link not supplied	$20.00 + $0.70 Upfront Min. cost $20.70	Link not supplied
#12	VIVIFI	VIVIFI Roam Premium 5G+ 1024GB data on Singtel's 5G network in selected areas with 5G devices 2000 Minutes 500 Messages International Roaming Deal: 50GB Roaming to Japan, Korea, Australia (One-time, 365 days validity) when you port-in $29.90 Min. cost $29.90 Link not supplied	$29.90 Min. cost $29.90	Link not supplied

#1	GOMO	GOMO 5G+ Asia Infinity Unlimited data on Singtel's 5G network in selected areas with 5G devices Unlimited National Calls & SMS International Roaming $30.56 + $2 Upfront Min. cost $32.56 Go	$30.56 + $2 Upfront Min. cost $32.56	Go
#2	SIMBA	SIMBA SuperRoam 39 SIM Only (Online Exclusive) 500GB data SIMBA mobile digital network (5G) Unlimited National Calls 100 Messages International Roaming $39.00 Min. cost $39 Go	$39.00 Min. cost $39	Go
#3	CMLink	CMLink Unlimited 5G SIM Only Unlimited data on Singtel's 5G network 1000 Minutes 500 Messages International Roaming Deal: Free 600GB Malaysia roaming for 365 days for limited time only $31.10 Min. cost $31.10 Go	$31.10 Min. cost $31.10	Go
#4	StarHub	StarHub 5G Unlimited+ Core Unlimited data StarHub 5G network Unlimited National Calls & SMS International Roaming $38.00 Min. cost $38 Go	$38.00 Min. cost $38	Go
#5	Singtel	Singtel Enhanced Core SIM Only 5G+ Unlimited data Singtel 5G network 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 Go	$40.00 + $32.70 Upfront Min. cost $72.70	Go
#6	Circles.Life	Circles.Life 5G Max 1000GB data on M1 5G network Unlimited National Calls International Roaming $30.00 + $0.70 Upfront Min. cost $30.70 Link not supplied	$30.00 + $0.70 Upfront Min. cost $30.70	Link not supplied