The best multi tools are the ones you carry and use—a lot. I sorted through, carried, and used a variety of multi tools from several of the top brands to pick the best multi tools in several categories. How I Tested the Best Multi ToolsThe best multi tools are diverse, and a universal apples-to-apples comparison isn’t really a fair way to evaluate them. Picking the best multi tool for you is more about understanding your own needs than just grabbing what a salesman tells you to. This is probably one of the best multi tools without pliers.