In Dragon Ace Casino – Blackjack many actions can be done by gesturing your device screen.
Here is a list of possible actions you can do by gesturing with your touch when decision options are on the screen:
Swipe your finger to the right or left to “stand”.
Swipe your finger downwards to “hit” and receive card.
Double-tap the screen to “double down” and increase your bet.
To split your cards you can pinch outwards.
When the surrender option is available, you can surrender by sliding your finger upwards.