Best SIM Only Mobile Phone Plans

Most Data

5G+ Asia Infinity

Min. total cost $23.40

Upfront cost $2

$30.56 per 30 days

Unlimited data

Unlimited National Calls & SMS

No contract

Full 5G speed

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

Deal: $21.39 for the first mth, $30.56/mth thereafter. Use code GOMO30OFFQEG

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Most Minutes

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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Cheapest

Data Only Core

Min. total cost $5

$5 per 30 days

20GB data

No Calls Included

No contract

Full 5G speed

StarHub 5G network

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Includes International Roaming

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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While you've seen our absolute best in class, there are many more fantastic SIM-only plans waiting to be discovered. Continue below to use our comprehensive comparison tools to find your ideal match.

#1	MyRepublic	MyRepublic 4G Rewardland Plan $18 Unlimited data on M1 4G network 2000 Minutes 100 Messages International Roaming Deal: For new number & Non-M1port-in sign-ups $18.00/mth Min. cost $18 Link not supplied	$18.00/mth Min. cost $18	Link not supplied
#2	GOMO	GOMO 5G+ Asia Infinity Unlimited data on Singtel's 5G network in selected areas with 5G devices 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 Go	$30.56 + $2 Upfront Min. cost $23.40	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 5G+ SIM Only 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	M1	M1 Unlimited Bespoke Contract Unlimited data M1 5G network Contract (24 mths) Unlimited National Calls 2500 Messages International Roaming Deal: 25% off monthly plan + $200 off any device on new this Bespoke Contract Plan for new sign ups $187.46/mth Min. cost $4,499.04 Link not supplied	$187.46/mth Min. cost $4,499.04	Link not supplied
#7	Giga	Giga 6TB 5G 6-Months SIM Only 6000GB data on StarHub 5G network 9000 Minutes 9000 Messages International Roaming Deal: Refer & Earn $6 gigaBucks (3X More!): enjoy $6 off your 1st month using your friend's referral code $139.90 + $2.04 Upfront Min. cost $141.94 Link not supplied	$139.90 + $2.04 Upfront Min. cost $141.94	Link not supplied
#8	Circles.Life	Circles.Life 5G Ultra 2000GB data on M1 5G network Unlimited National Calls International Roaming Deal: $32 for the first month. Reverts to $40 after $40.00 + $0.70 Upfront Min. cost $32.70 Link not supplied	$40.00 + $0.70 Upfront Min. cost $32.70	Link not supplied
#9	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
#10	Zero1	Zero1 Jumbo Pro 5G 701GB data on Singtel's 5G network in selected areas with 5G devices 1001 Minutes 201 Messages $20.40 Min. cost $20.40 Link not supplied	$20.40 Min. cost $20.40	Link not supplied

#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	Circles.Life	Circles.Life 4G Core 350GB data on M1 4G network Unlimited National Calls International Roaming $10.80 + $0.70 Upfront Min. cost $11.50 Link not supplied	$10.80 + $0.70 Upfront Min. cost $11.50	Link not supplied
#3	GOMO	GOMO 5G+ Asia Infinity Unlimited data on Singtel's 5G network in selected areas with 5G devices 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 Go	$30.56 + $2 Upfront Min. cost $23.40	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	Giga	Giga 6TB 5G 6-Months SIM Only 6000GB data on StarHub 5G network 9000 Minutes 9000 Messages International Roaming Deal: Refer & Earn $6 gigaBucks (3X More!): enjoy $6 off your 1st month using your friend's referral code $139.90 + $2.04 Upfront Min. cost $141.94 Link not supplied	$139.90 + $2.04 Upfront Min. cost $141.94	Link not supplied
#6	M1	M1 750GB Tourist eSIM 750GB data M1 4G network 5000 Minutes 400 Messages International Roaming $25.00 Per 28 Day Renewal Link not supplied	$25.00 Per 28 Day Renewal	Link not supplied
#7	ZYM Mobile	ZYM Mobile Roam Smart 5G+ 400GB data on Singtel's 5G network 2000 Minutes 100 Messages International Roaming Deal: 50GB Roaming to Japan, Korea, Australia (One-time, 365 days validity) + 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
#8	MyRepublic	MyRepublic 4G Rewardland Plan $18 Unlimited data on M1 4G network 2000 Minutes 100 Messages International Roaming Deal: For new number & Non-M1port-in sign-ups $18.00/mth Min. cost $18 Link not supplied	$18.00/mth Min. cost $18	Link not supplied
#9	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
#10	Singtel	Singtel Priority Ultra SIM Only 5G+ Unlimited data Singtel 5G network 1500 Minutes 1500 Messages International Roaming Deal: Get up to $600 one-time cashback when you add a phone with PayLater $80.00 + $32.70 Upfront Min. cost $112.70 Go	$80.00 + $32.70 Upfront Min. cost $112.70	Go

#1	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 Link not supplied	$6.00/mth Min. cost $6	Link not supplied
#2	Zero1	Zero1 Starter Prime 4G 200GB data on Singtel's 4G network 300 Minutes 100 Messages International Roaming Deal: Roam Malaysia 100GB for 365 days $7.06 Min. cost $7.06 Link not supplied	$7.06 Min. cost $7.06	Link not supplied
#3	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
#4	VIVIFI	VIVIFI Roam Value 4G 200GB data on Singtel's 4G network 300 Minutes 100 Messages International Roaming $7.70 Min. cost $7.70 Link not supplied	$7.70 Min. cost $7.70	Link not supplied
#5	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
#6	Maxx	Maxx 290GB SIM Only 290GB data on M1 network 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	$7.90 Min. cost $7.90	Link not supplied
#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	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
#9	Circles.Life	Circles.Life 4G Core 350GB data on M1 4G network Unlimited National Calls International Roaming $10.80 + $0.70 Upfront Min. cost $11.50 Link not supplied	$10.80 + $0.70 Upfront Min. cost $11.50	Link not supplied
#10	redONE	redONE Best 10 450GB data on StarHub 4G network 500 Minutes 200 Messages International Roaming $10.90 Min. cost $10.90 Link not supplied	$10.90 Min. cost $10.90	Link not supplied
#11	Giga	Giga 100GB 4G SIM Only 100GB 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 $10.90 + $2.04 Upfront Min. cost $12.94 Link not supplied	$10.90 + $2.04 Upfront Min. cost $12.94	Link not supplied
#12	Singtel	Singtel $12 hi! 4G Monthly Plan 250GB data Singtel 4G network 300 Minutes 50 Messages International Roaming Deal: Port-in Offer: $10/mth for 12 months when you transfer an existing number to hi! $12.00 Per 30 Day Renewal Go	$12.00 Per 30 Day Renewal	Go
#13	GOMO	GOMO 4G Value SIM Only 200GB data on Singtel's 4G network 300 Minutes 300 Messages International Roaming $12.00 + $2 Upfront Min. cost $14 Go	$12.00 + $2 Upfront Min. cost $14	Go
#14	M1	M1 300GB Tourist eSIM 300GB data M1 4G network 1000 Minutes 500 Messages International Roaming $14.00 Per 30 Day Renewal Link not supplied	$14.00 Per 30 Day Renewal	Link not supplied
#15	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

#1	VIVIFI	VIVIFI Roam Value 4G 200GB data on Singtel's 4G network 300 Minutes 100 Messages International Roaming $7.70 Min. cost $7.70 Link not supplied	$7.70 Min. cost $7.70	Link not supplied
#2	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
#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	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
#5	redONE	redONE Best 10 450GB data on StarHub 4G network 500 Minutes 200 Messages International Roaming $10.90 Min. cost $10.90 Link not supplied	$10.90 Min. cost $10.90	Link not supplied
#6	SIMBA Editor's Pick	SIMBA Editor's Pick SuperRoam 12 SIM Only 500GB data SIMBA mobile digital network (5G) Unlimited National Calls 100 Messages International Roaming $12.00 Min. cost $12 Go	$12.00 Min. cost $12	Go
#7	Singtel	Singtel $12 hi! 4G Monthly Plan 250GB data Singtel 4G network 300 Minutes 50 Messages International Roaming Deal: Port-in Offer: $10/mth for 12 months when you transfer an existing number to hi! $12.00 Per 30 Day Renewal Go	$12.00 Per 30 Day Renewal	Go
#8	M1	M1 300GB Tourist eSIM 300GB data M1 4G network 1000 Minutes 500 Messages International Roaming $14.00 Per 30 Day Renewal Link not supplied	$14.00 Per 30 Day Renewal	Link not supplied
#9	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
#10	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
#11	SIMBA	SIMBA SuperRoam 20 SIM Only 600GB data SIMBA mobile digital network (5G) Unlimited National Calls 100 Messages International Roaming $20.00 Min. cost $20 Go	$20.00 Min. cost $20	Go
#12	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
#13	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
#14	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
#15	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