The mobile app is not responding - who should I contact? NTUC Link July 12, 2019 02:45 Updated Give us a shout-out via the Plus! app "Contact Us" button under "Account" page. Related articles Can I use my phone like a Plus! card by tapping it in store? How do I redeem LinkPoints for Rewards through the app? Is there an annual membership fee for the Plus! card? Why should I register my Plus! card online? Card Replacement - What should I do if my Plus!/ NTUC Plus! card is damaged, lost or stolen?