Best Knife Sharpeners of 2025

"All of my kitchen knives were dull. I did a little research and found this sharpener. The price is right, easy to use, and it works really well on my knives. I sharpened all my kitchen knives and even tried one on a tomato—it cut through easily. Very satisfied with this sharpener. The package arrived quickly, and I just put it away in the box for easy storage."

"I absolutely love this item! It's easy to use and does a great job. I'm very pleased with it for the price."

"First up, I've got the 3-stage knife sharpener. This tool is like a personal trainer for my knives, ready to repair, restore, and polish them faster than I can say, 'Why won't this tomato just slice?' Plus, with the cut-resistant glove, I can channel my inner chef without worrying about accidents. Cleanup is a breeze, and my knives are always ready for action!"

“I absolutely love the Longzon 4-in-1 Knife Sharpener! It has transformed my kitchen routine, making my knives incredibly sharp and food prep much easier. The compact design is perfect for my small kitchen, and it works quickly.”

“I recently purchased several of these to give as gifts. This sharpener is essential in any kitchen, especially with the included safety gloves. It sharpens all knife sizes effectively and the instructions are straightforward.”

“This knife sharpener is a total game-changer for me! It revived my dull knives with minimal effort, and the multiple sharpening stages really help. I feel safe using it thanks to its sturdy base and ergonomic handle.”

"As a home cook, I find this knife sharpener to be a fantastic tool. I keep my Wusthof knives sharp with monthly use. It's worth every penny of the $160 I spent 2.5 years ago. I don't understand the reviews about scratching; it's a kitchen tool, not a display piece!"

"I'm just a regular guy who loves cooking and has a few knives. I've tried various sharpening methods but never got great results until I found the Trizor XV. It arrived, and I was instantly impressed. I got my knives really sharp without needing complicated techniques. This thing just works!"

"Honestly, I struggled with stones, so I decided to try this sharpener. I was amazed! I sharpened three knives in less than ten minutes! The machine corrects the angle, and now my knives are sharp. Just remember to clean the magnet at the back!"

"I've been using this sharpener for a few weeks and I'm extremely pleased. It works well on my vintage buck knives, cold steel, and kitchen knives. The medium and fine slots are my go-to, and most of my knives just needed a little touch-up. The instructions are clear and the adjustable feature is great. It works like a charm, and I highly recommend it!"

"I love the size and stability of this sharpener. It allows me to sharpen the entire blade of almost all my knives. Although I own a motorized sharpener that might do a better job, it’s inconvenient to pull out. This sharpener is always ready to use, making it easy to keep my kitchen knives sharp."

"I purchased this sharpener to replace an older model. Initially, I was excited, but after trying to sharpen various kitchen knives, they just wouldn't get sharp. After a few attempts, I made the mistake of adjusting the angle wheel, which ended up freezing in place. Now I'm stuck with a sharpener I can't use. I spent over $50, so my advice is to beware of the angle adjustment!"

"I stumbled upon this sharpener and was intrigued. My previous Lansky was a hassle, but this one is so much easier to use. I sharpened a PM2 and Dauntless, and the results were impressive. The consistency is key; once I got the technique down, I achieved a mirror polish. This is not a gimmick; it works!"

"I've never been good at freehand sharpening. After years of using a drag-through sharpener, I decided to try the Worksharp precision adjust system. I sharpened my old SOG Trident Tanto, and the results were amazing. It took about an hour, but now it's shaving sharp. I’ve never achieved results like this before!"

"I wanted a professional-level sharpening system that was simple to use. This sharpener delivered! I got sharp knives within minutes. After figuring out the leather strop technique, everything went smoothly. While I considered the pro version, this one met my needs perfectly!"

"I typically sharpen my knives with stones, which always yielded great results, but they never reached that razor-sharp edge. Since I haven't worked in restaurants for nearly a decade, my stone skills have declined. With Thanksgiving approaching and a volume of knives to sharpen, I decided to purchase this tool. Setup was quick and straightforward, and I was able to sharpen all my kitchen knives, including my $250 Togiharu gyuto, to spectacular sharpness—even sharper than when I first got them!"

"I bought this item because it promised to sharpen knives exceptionally well, and as someone who enjoys stone sharpening but lacks the motivation, this product is perfect. I spent just 15 minutes sharpening 5 knives using 4 different bands, and they all turned out better than factory sharp. The sharpener comes with instructions and guides, making it easy for anyone, regardless of experience, to achieve great results."

"I've sharpened several knives now, and each one has become razor-sharp. Of course, the quality of the steel matters, so I plan to dispose of a cheap knife I have. The Work Sharp is a dream for sharpening; it maintains the same angle consistently, allowing for rough sharpening followed by medium and fine polishing bands."

"I found this knife sharpener to be incredibly easy to use and it sharpened my Shun chef's knife to the point where it was sharper than when I first bought it nine years ago. It took only about six minutes!"

"As someone who spends a lot of time in the kitchen, I appreciate how user-friendly the Tumbler sharpener is. The magnetic holder keeps the knife secure, and the diamond-coated discs really bring back that much-needed sharpness."

"I bought this sharpener because all my knives were dull, and after just two minutes on each knife, the difference was like night and day. I'm so happy to have sharp knives again!"

“I find this knife sharpener fantastic! It’s incredibly easy to use and revived my dull kitchen knives in just a few minutes. The sturdy and compact design makes it perfect for storage. I truly appreciate the multiple sharpening stages that guarantee a razor-sharp edge every time. It’s an essential tool for anyone who cooks, and I highly recommend it for a quick and effective sharpening solution!”

“I appreciate the good size and quality of this sharpener. It does a pretty good job at sharpening my knives, and it’s quite affordable too.”

“Although it’s good for a quick sharpening, I still prefer my whetstone. I noticed it doesn’t sharpen serrated knives well at all. However, it has a good grip and I feel safe using it without the risk of cutting myself. I even tried it on a pair of garment shears I’ve had for 40 years, and it did a good job on them. Overall, a decent buy.”

“This knife sharpener is incredibly handy for quickly sharpening my kitchen knives. I've been using it for over 10 years, and it works effectively. It provides a reasonably sharp edge for home use and is perfect for my budget-friendly knives.”

“After ruining too many knives on my old grinder, I chose the Accusharp. It's simple to use and does an excellent job with minimal pressure. I’ve used it on kitchen and hunting knives and am most satisfied with its performance.”

“I was skeptical at first, but this sharpener is great! I've sharpened every knife in my drawer, including my fish fillet knives. Just a few strokes on a good rod afterward, and they’re as sharp as can be!”

"I sharpened 20 kitchen knives in under 10 minutes with no issues. This Presto EverSharp is truly a gem!"

"Despite my initial nerves, I followed the instructions and was pleasantly surprised. My knives are now razor sharp, proving that user error was to blame for any negative reviews."

"After using this sharpener, my knives hold their edge incredibly well. I even impressed my friend with how well my knife performed compared to his expensive model!"