Yes, many game booster applications are entirely free to use. However, the software isn't always required, and we have a great guide on optimizing PC for gaming, so you should check it out.
Designed to help optimize your PC for smoother, more responsive game play in the latest PC games with the touch of a button, Game Booster helps achieve the performance edge previously only available to highly technical enthusiasts. LagoFast Game Booster is the best game booster for reducing lag, boosting FPS, improving game download speed, and stabilizing your gaming network connection. The latest LagoFast 2.0 provides double optimization in gaming with its multipath connection and real-time automatic server features.In simple terms, a game booster is a software program designed specifically to improve the gaming performance of your Windows PC. It works to maximize your frames-per-second count and minimize the resource-intensive background processes.
I see a bunch of people saying that people with low end or mid end pcs should use smart game booster etc. etc. but I really have no clue what to use or if I should use nothing at all. Specs: 11th Gen Intel (R) Core (TM) i5-1155G7 @ 2.50GHz 2.50 GHz. Intel (R) Iris (R) Xe Graphics 8 GB DDR4.r3SWhEs. 339 354 140 339 174 445 133 132 96