KAK Magnetic Door Stopper Review: No Drill, Actually Works

The door that kept hitting the wall

If you've ever had a door that swings open and crashes into the baseboard, the wall, or whatever furniture happens to be nearby, you know it's one of those minor household problems that somehow never gets fixed. Rubber wedges slip. Cheap floor stoppers either scratch the surface or fall over. And anything decent at a hardware store seems to cost more than it has any right to for what it is.

I came across the KAK magnetic door stopper while looking for something that would actually hold a door open in a fixed position without requiring me to drill into the floor. At $7.98, I wasn't expecting much. Here's my honest take after researching it properly and going through what actual buyers across multiple countries have said.

What you're actually getting

The KAK is a two-part magnetic door stop system. One piece mounts on the floor (or can be wall-mounted low), and a smaller magnetic catch mounts on the bottom of the door. When the door swings to the open position, the magnet catches and holds it in place. A light nudge releases it.

The standout feature here is the installation method. You don't need a drill. The floor piece attaches via strong double-sided adhesive tape that's included in the box. There's also a paper alignment template to help you position both pieces correctly before you commit. If you prefer screws, those are included too.

The height is adjustable, which matters more than you'd think. Getting the two magnetic components to align perfectly on the first try is unlikely, and the adjustability saves you from having to redo the installation entirely.

Build quality is noticeably above what you'd expect at this price point. The housing is metal, not the hollow plastic you get with most budget door stops. A buyer from Australia specifically noted it held up on a very heavy front door, which is a decent stress test for a product in this category.

Worth noting: the instructions are in Chinese only. There's an alignment template that makes the physical installation fairly intuitive, but if you need written guidance you'll need Google Translate or a YouTube walkthrough. It's not a dealbreaker, but it's a friction point that shouldn't exist on a product this simple.

What would you normally get at this price?

At $8 in a hardware store or on Amazon, you're looking at rubber door wedges, basic plastic floor stops with a spring, or magnetic stops so lightweight they barely hold a hollow interior door. None of them have an adjustable height. Most don't look like they belong in a home you care about. The ones that do tend to start at $20-$30.

The KAK sits in an interesting gap: it performs closer to the $20 bracket but prices like the $8 bracket. A Korean buyer made exactly this point, noting that the equivalent product in Korean stores costs twice as much. Multiple Brazilian buyers echoed similar value observations.

That said, I want to be clear about what this is not. It's not a heavy-duty commercial door holder. It's not rated for extremely high-traffic use. And the magnetic hold strength, while adequate for most residential doors, may not satisfy you if you have a very large or heavy fire door in a drafty space.

Buy it if / Skip it if

Buy it if you have a door that swings open and damages walls or baseboards, if you're renting and can't drill into floors, if you want something that actually looks intentional rather than like an afterthought, or if you've been putting off fixing this problem because nothing cheap seemed worth installing.

Skip it if you need something for a genuinely heavy commercial door, if your floor surface makes adhesive attachment unreliable (some stone finishes can be problematic), or if having to translate instructions bothers you more than it probably should.

At $7.98 after discount (Price: $7.98, was approximately $17.00), the risk is low enough that most people with this problem should just buy it. It works, it looks decent, and it solves a genuinely annoying household issue without requiring you to touch a drill.

Get it here: Buy now on AliExpress