Company CAT Telecom Public Company Limited created these great apps:
Told'sapp, Bangkok Thonburi, CAT eService, my eService, LINK - VoIP, my SSO, CAT Any Time Any Where, Smart Phuket 4.0, ThailandWiFi, CAT chat, CC conference, CC monitor, BKK Connect, C Internet, Thai Law Center, My Mobile ID, RGuard, my Regis Plus, my Regis, GDCC Space Meeting, and others..