Giga SIM-Only Plans

Compare the latest Giga SIM-Only plans in one place.
6 Giga SIM-Only plans.

giga!

100GB

$10.19

/per month

Special Promotion:

None

Additional Benefits:

Free caller ID

Data:

100.0 GB

Speed:

4G

eSIM Support:

Yes

Incoming Talktime:

0 minutes

Outgoing Talktime:

300 minutes

Local SMS:

300

Contract Length:

No Contract

Free Caller ID:

Yes

Roaming Data:

2.0 GB

Roaming Countries:

Asia

Data Rollover:

Yes

giga!

200GB

$12.0

/per month

Special Promotion:

None

Additional Benefits:

Free caller ID

Data:

200.0 GB

Speed:

4G

eSIM Support:

Yes

Incoming Talktime:

0 minutes

Outgoing Talktime:

300 minutes

Local SMS:

300

Contract Length:

No Contract

Free Caller ID:

Yes

Roaming Data:

4.0 GB

Roaming Countries:

Asia

Data Rollover:

Yes

giga!

300GB

$15.28

/per month

Special Promotion:

None

Additional Benefits:

Free caller ID Free 5G for 24 months

Data:

300.0 GB

Speed:

5G

eSIM Support:

Yes

Incoming Talktime:

0 minutes

Outgoing Talktime:

300 minutes

Local SMS:

300

Contract Length:

No Contract

Free Caller ID:

Yes

Roaming Data:

8.0 GB

Roaming Countries:

Asia

Data Rollover:

Yes

giga!

400GB

$18.33

/per month

Special Promotion:

None

Additional Benefits:

Free caller ID

Data:

400.0 GB

Speed:

5G

eSIM Support:

Yes

Incoming Talktime:

0 minutes

Outgoing Talktime:

800 minutes

Local SMS:

800

Contract Length:

No Contract

Free Caller ID:

Yes

Roaming Data:

16.0 GB

Roaming Countries:

10 GB Asia 6 GB International

Data Rollover:

Yes

giga!

500GB

$20.37

/per month

Special Promotion:

None

Additional Benefits:

Free caller ID

Data:

500.0 GB

Speed:

5G

eSIM Support:

Yes

Incoming Talktime:

0 minutes

Outgoing Talktime:

1000 minutes

Local SMS:

1000

Contract Length:

No Contract

Free Caller ID:

Yes

Roaming Data:

22.0 GB

Roaming Countries:

12 GB Asia 10 GB International

Data Rollover:

Yes

giga!

1TB

$28.0

/per month

Special Promotion:

None

Additional Benefits:

Free caller ID

Data:

1000.0 GB

Speed:

5G

eSIM Support:

Yes

Incoming Talktime:

0 minutes

Outgoing Talktime:

1500 minutes

Local SMS:

1500

Contract Length:

No Contract

Free Caller ID:

Yes

Roaming Data:

28.0 GB

Roaming Countries:

16 GB Asia 12 GB International

Data Rollover:

Yes

giga! SIM-Only Plans

giga! operates as a mobile virtual network operator in Singapore, utilizing Singtel's infrastructure to provide budget-oriented postpaid SIM-only plans. The provider entered Singapore's market targeting value-conscious users seeking straightforward plans without complex promotional structures.

The service emphasizes simple pricing and no-contract flexibility. giga! positions itself in the budget segment, competing with providers like GOMO and Vivifi through competitive monthly fees and transparent terms.

Network and Coverage

giga! customers utilize Singtel's network infrastructure, providing access to Singapore's most extensive mobile network. Coverage spans the island with particular strength in urban areas, commercial districts, and residential zones.

As a virtual operator, giga! leases network capacity rather than maintaining physical infrastructure. This arrangement allows budget pricing while delivering network quality matching Singtel's coverage footprint. Users can expect consistent service in most Singapore locations, though specific building penetration should be verified based on individual needs.

Plan Features and Pricing

giga! structures plans around no-contract monthly billing with various data allowances. Options span from light usage plans to generous allocations suitable for regular streaming and browsing. All plans include unlimited local calls and SMS, with pricing differentiated primarily by data volume.

A distinguishing feature includes data rollover on certain plans, allowing unused allocations to carry forward. This flexibility benefits users with variable monthly consumption patterns. eSIM support enables digital activation without physical SIM card requirements.

Service Approach

giga! operates with emphasis on digital service delivery, though maintaining some traditional support channels. Account management occurs primarily through online portals and mobile app interfaces. Customer service availability includes digital and phone channels, providing more options than purely app-based competitors.

The provider targets users seeking balance between economy pricing and service accessibility. While lacking extensive retail presence like Singtel or StarHub, giga! offers more traditional support options than purely digital operators like GOMO.

Competitive Positioning

giga! competes in Singapore's virtual operator segment through Singtel network quality and straightforward pricing. The provider appeals to users prioritizing network reliability and simple terms over absolute lowest pricing or premium features.

Market positioning emphasizes value without complexity. Unlike plans with promotional periods reverting to higher rates, giga! maintains consistent pricing structures. Users comparing virtual operators should evaluate giga! alongside alternatives like Circles.Life and GOMO, weighing network quality, pricing, and preferred service channels.