It is different with the trailing up grid from BitsGap. Infinity grid will keep your tokens value the same while trade it bit by bit along the price movement.
Meanwhile trailing will trail a position and then sell it after it bounce back some percentage.
Infinity grid bot will help you to trade the volatility while still holding big portion of your token so you will get the price increment in the long run plus the volatility grid profit . Check this article to dig more deep about the infinity grid bot by Pionex :https://www.pionex.com/blog/pionex-infinity-grid-bot/