CMLink SG 5G Unlimited
CMLink SG is an MVNO running on Singtel's network. This plan costs $31.10 a month with unlimited local data and 80 GB roaming data.
Key specifications
Cost analysis
Unlimited — price-per-GB calculation not applicable.
Market comparison
82 of 92 active general-public plans (89%) are cheaper per month. Based on plans currently tracked by SIM Only SG.
Contract, roaming & rollover
No-contract plan — you can typically leave with the provider's notice period.
Roaming: 80 GB (Mainland China & HK (plus 34GB APAC 10)).
Rollover and fair-use terms are not separately recorded — check the provider's terms.
Who it may suit
Potentially suitable for users who need 100GB or more of local data, people who don't want a contract, occasional travellers to Mainland China & HK (plus 34GB APAC 10), people who make overseas (IDD) calls.
Important limitations
- Promotional pricing applies: 600GB shared Indonesia/Malaysia/Thailand roaming for 365 days and 60GB international roaming for 365 days (new sign-ups). The regular price may differ after the promo.
- eSIM not listed as supported in our records.
Source & verification
Data is collected by automated extraction from provider websites and can contain errors. Always confirm on the provider's page before signing up. Spotted an error? Report a correction.
Change history
- CMLink SG · 5G Unlimited04 Nov 2026New planNew plan