📦 Best Knife Sharpeners 2025

"Excellent sharpner. Easy to use. Good instructions. Helped me sharpen small and larger knives. Excellent service."

"Definitely better than stupid rolling tumbler or whatever.Sharpens good, easy and quick.Please take time to go through videos explaining how to sharpen. There is a lot of room for rookie mistakes."

"Great labor saver! You can't get the kind of edge possible with the best traditional or professional sharpening methods, but it can produce a perfectly adequate edge, and it won't require anywhere near the same amount of skill, effort, or money to get and keep it. For something this quick and easy..."

"The Longzon 4-in-1 Knife Sharpener is an outstanding tool for keeping your kitchen knives in top condition. It’s sturdy, simple to use, and extremely effective at restoring dull blades to razor-sharp precision. The four-stage system covers all sharpening needs, from repairing damaged blades to fine ..."

"This Knife Sharpener is one of those kitchen gadgets that makes you feel like a culinary superhero, without the spandex. Stage 1 effortlessly tackles dull knives like it’s a mini construction crew for your blades, and Stage 2 puts the finishing edge on so smooth you half-expect your veggies to salut..."

"This rolling knife sharpener works amazingly well. The diamond and ceramic sharpening surfaces are high quality and make it easy to get a razor-sharp edge on any knife. I really like the 15° and 20° magnetic angle guides — they make the sharpening process simple and precise.The build quality is soli..."

"If you own lots of expensive knives, you need this machine. The more you own, the more you need it. If you have invested a decent amount of money in knives, it's a good bet you did that not just for how nice they look, but for how sharp they are.Consider how much their value diminishes with a dull..."

"This thing works great. It may take a bit more time than you might think the first time you sharpen your knives with it, but it is super easy to keep them sharp once you get that edge. It can be a bit tricky on fillet knives or paring knives due to the magnet thickness, but it's overall a fantastic ..."

"Price was reasonable for the quality of the sharpening system.Assembly was super simple and the instructions provided great insite as to how the system works.The operation of the sharpener was easier than anticipated. The 3 tristones that came with the elite work great. The time it took to sharpen w..."

"The Intelitopia Complete Knife Sharpening Stone Set delivers excellent performance and value for both beginners and experienced users. The dual-grit design (400/1000 and 3000/8000) provides a full sharpening progression—from restoring dull blades to achieving a razor-sharp, polished edge. The stones..."

"The Longzon 4-in-1 Knife Sharpener is an outstanding tool for keeping your kitchen knives in top condition. It’s sturdy, simple to use, and extremely effective at restoring dull blades to razor-sharp precision. The four-stage system covers all sharpening needs, from repairing damaged blades to fine ..."

"Price was reasonable for the quality of the sharpening system.Assembly was super simple and the instructions provided great insite as to how the system works.The operation of the sharpener was easier than anticipated. The 3 tristones that came with the elite work great. The time it took to sharpen w..."

"Excellent sharpener. Used on all hunting knives including serrated blades. My SOGs, Kershaw, Gerber and Case blades were razor sharp, allowing field-dressing deer in record time. Easy to use and works superbly. Blades are razor sharp and hold edges throughout field-dressing deer. Met my expectation..."

"I've finally found a knife sharpener I love! I really like the four-stage sharpening design. It helps me get a sharp knife quickly and it's very easy to use.I've already recommended it to my friends!"

"I purchased this after seeing a friend use his. He said it's the best, and I believe him. I bought it for my husband because he's the one who complains about dull knives (rightly so!) and the knife sharpener we had just wasn't doing the job. He likes using it which means he DOES use it and my knives..."

"I am very impressed with this electric knife sharpener. It is easy to use, and the three stages (coarse, fine, and polish) really bring my knives back to life. The blades are now super sharp and cut effortlessly. The machine feels solid, works smoothly, and makes sharpening quick and safe. Definitel..."

"This sharpener really works! My knives are now incredibly sharp, and using it couldn’t be easier. The suction base keeps it secure and steady, so I don’t have to worry about it slipping while sharpening. I’ve tried several other sharpeners over the years, but nothing compares to this one.It was also..."

"It really did sharpen my knives well, fast and easy. I never expected it to be so easy or sharpen my knives so quickly. All my life I have struggled just to keep my knives sharp enough. I’ve bought several knife sharpeners over time. NONE worked as this one does. It even sharpened my knife that is t..."

"I've spent years purchasing knife sharpening tools for two reasons. First, I wanted a tool that made it easy to sharpen my knives to a razor edge. Second, I wanted something portable. I have found items that sharpened well, but they were often large or complicated. I've found tools that were portabl..."

"Excellent sharpener. Used on all hunting knives including serrated blades. My SOGs, Kershaw, Gerber and Case blades were razor sharp, allowing field-dressing deer in record time. Easy to use and works superbly. Blades are razor sharp and hold edges throughout field-dressing deer. Met my expectation..."