giga! Singapore Promo Codes: 12-days Christmas Deals!

giga! Christmas 12-Days Deals

giga! is ringing in the festivities with 12 days of giga! Gives from today till 25 Dec!

That’s 12 giga! Surprises just for you!

Mark your calendars and let the countdown begin!

Download the giga app to sign up and grab this deal now!

giga! christmas deals

giga! Promotion: FREE Upsized Data

giga! is offering a special promo with free auto-UPSIZED data to everyone, including:

  1. The S$25 plan will receive a free auto-upsize from 60GB to 120GB monthly forever.
  2. The S$45 plan will enjoy a free auto-upsize from 100GB to 200GB monthly forever.

If you are not on the S$25 or S$45 plan, simply change plan for free to enjoy these upsized offers following the below steps:

  1. Login to your giga! app
  2. Click on the mega menu at the bottom right
  3. Select “Change plan/ Add line”
  4. Click on “Change plan” and select the S$25 or S$45 plan

Step into the giga! world and redeem the best deal ever!

giga! Promo - Free Upsized Data

Trust Bank x giga! Offer: Extra 130GB local data

Enjoy extra 130GB local data on the 50GB base plan for the first 6 months when you sign up for a giga! plan with your Trust card.

To redeem this amazing deal, don’t forget to key in this giga! promo code TRUSTGIGA180Code is copied during checkout.

You will get 180GB local data for the first 6 months, with 500 mins and 500 SMS at S$20 forever. Data bundle automatically reverts to 50GB per month from month.

The bonus 130GB data cannot be rolled over to the next month.

The offer is valid from now on until 28 February 2023.

Not to be missed!

giga promo_ Extra 130GB

S$38 gigaBucks

OhMygiga, it’s back! Earn S$2 gigaBucks for your first referral and S$4 gigaBucks on your second to tenth referral.

That is S$38 gigaBucks to save on next month’s bill.

Click here for more information!

gigaBucks 3 Mar 2021

giga plans

giga plans

Currently, giga is having 3 plans:

  • 5GB for S$10, including 100 mins and 100 sms
  • 25GB for S$25, including 1000 mins and 1000 sms
  • 50GB for S$45, including 10000 mins and 10000 sms


  • Free rollover data
  • Free caller number display
  • Free incoming calls and SMS
  • No contract

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