Thinking of switching your mobile plan? giga! is currently promoting its 5G+ gigaFLEX+ plan with a very low first-month price, and a refer-a-friend reward for its 6th birthday.

The port-in offer

  • $0.90 for the first month, then $19.90 a month.
  • 800GB of data for use in Singapore, Malaysia, Indonesia and Thailand.
  • 38GB of monthly roaming data (28GB in Asia plus 10GB international).
  • 1,000 minutes and 1,000 SMS.
  • Free rollover data (capped at 800GB), free gigaAI, a free monthly bubble tea and free caller ID.
  • No contract.

Refer a friend

For the 6th birthday, the referrer receives $6 per referral and the friend gets $6 off the first month. giga! says you can refer and repeat for more gigaBucks.

Things to note

  • $0.90 for the first month, then $19.90 a month.
  • 800GB of data for use in Singapore, Malaysia, Indonesia and Thailand.
  • 38GB of monthly roaming data (28GB in Asia plus 10GB international).
  • 1,000 minutes and 1,000 SMS.
  • Free rollover data (capped at 800GB), free gigaAI, a free monthly bubble tea and free caller ID.
  • No contract.

giga!'s page does not state start or end dates. The promotion appears to be running, but the dates here are assumed from a 7-day listing window from 7 Nov 2026. The merchant may change or end the offer at any time, so please confirm price and eligibility at sign-up.