https://www.gamespot.com/articles/spider-man-ps4-gadget-guide-all-the-right-tools-fo/1100-6461647/

One of the most enjoyable aspects of controlling Spider-Man in the new PS4 game is the steady flow of new skills, upgrades, and gadgets to incorporate into your superhero repertoire. Peter Parker is a capable combatant from the start but he can move faster, hit harder, and protect himself from harm more easily if you take the time to dress him for success. Understanding when and how to use your gadgets is a great first step in the right direction.

Let's breakdown each of Spider-Man's gadgets, and look at some examples of when you should put them into action.