The Zwilling J.A. Henckels knife sharpener sailed through our tests, producing razor-sharp knives with little effort. Get your knives back up to par and snag one on sale for 43% off at Amazon.

While there are a variety of sharpeners on the market ranging from $20 to $1,000, my roundup focuses on models that cost less than $300, as you don’t need to spend a lot to get started, and if ...

We found a pocket knife sharpener that one reviewer says changed their blades from “ butter knife dull ” to “razor sharp” after one use — and the already affordable gadget is 15% off today.

Enter the KitchenIQ 50009 Edge Grip 2-Stage Knife Sharpener. Despite its exhausting name, this ultra-simple, extremely affordable knife sharpener is my go-to. And I can tell you, it’s the best knife ...

For a knife sharpener that’s camping-friendly, pick up the Material Kitchen The Sharpener. It is small enough to fit in a pocket and is $20 at Amazon.

I quickly learned that this sharpener style just kills knife blades — no matter their quality. It might sharpen your knife for a single cooking session, but it ruins the blade. I needed a solution.