Useful Apps
Octopus
Hong Kong Suica - Should help you in all transports
Pokeguide
Point-to-point transports in Hong Kong.
Citybus
Buses available in Hong Kong, where to take them and when they arrive
Uber
Use Uber at all times, take taxi at last resort
Travel
MTR
Hong Kong Metro app. map, estimated travel time for any places in Hong Kong
Openrice
Almost all restaurants are on here. The reviews are 60-70% accurate. Can also reserve seats here
Deliveroo
Food delivery service to your door, convenient but slightly expensive in my opinion
Eatigo
Restaurants reservations app. Similar to Openrice, but mainly for booking
Food
McDonald's
Order in app, pick it up in 5 minutes, best meal late night (May need to create an account first)