Similar - Twist is hitting the ball from the 8 on a clock to the 2, . Kick is hitting the ball from the 7 on a clock to the 1.
Just Googled it with a better explanation.
The twist serve is a more extreme version of the kick serve, which involves more brushing of the ball from the 7–8 o'clock position to the 1–2 o'clock position, and faster swing speeds.