5. PriorityChef Knife Sharpener
User Rating: 4.4
If our first entry on our list of easiest manual and electric knife sharpeners put you off, because you want to sharpen your serrated knives as well, then this is the perfect knife sharpener for you. The PriorityChef Knife Sharpener offers you the flexibility to sharpen both types of edges with ease. However, do take note that this one is a manual knife sharpener, so a little bit of effort is required on your part. However, as keeping with the theme of our article, it is a breeze to use.