The article discusses six highly-rated kitchen appliances on Amazon that are not Ninja products. The Casabrews espresso machine, which offers form and function in a single package, has earned an average 4.4-star rating across over 7,000 user reviews on Amazon. The Cuisinart Ice Cream Maker can make limited-ingredient ice cream, sorbet, and yogurt, while Ninja's Creami ice cream makers start at $199.99. The BKPPM Slushie Maker also has an average of 4.5-star reviews and has over 1,000 customer reviews. These products are often cheaper and more versatile than traditional Ninja products, with air fryers being recommended for home use.