Even though some of these devices are marketed as “composters" and have instruction booklets and apps detailing all the ways in which one can use compost, the vast majority of kitchen composters are just going to grind up and dry your food scraps. Or maybe you'd just like your food grounds to be odor-free and shelf-stable before adding them to your green waste bin for municipal composting or your backyard compost. They make people more aware of their food waste. And our top pick, the Reencle Prime (read our full review here), even produces something close to compost. Read on for our assessment, and once you're done, check out some of our other kitchen-related guides, including the Best Coffee Makers, Best Toaster Ovens, Best Meat Subscription Boxes, and Best Meal Kit Delivery Services.