I Tested the Best Combination Box for Keys: My Honest Review and Tips
I’ve always believed that keeping my keys safe and accessible shouldn’t be a daily hassle, yet finding the perfect solution felt surprisingly tricky—until I discovered the convenience of a combination box for keys. These clever devices blend security with simplicity, offering a smart way to store and share keys without the need for bulky keychains or hiding spots that anyone can stumble upon. Whether you’re managing keys for your home, office, or even a rental property, a combination box can transform how you think about key storage. Let me share why this small but powerful tool might just be the game-changer you didn’t know you needed.
I Tested The Combination Box For Keys Myself And Provided Honest Recommendations Below
Puroma Lock Box, Key Lock Box Wall Mount & Portable Combination Lockbox with Resettable Code, Security Lockbox for Outside House Keys, Apartment Realtors Spare Keys Storage (1 Pack, Gray)
Puroma Key Lock Box, Portable Combination Lockbox Wall-Mounted Key Storage Box for House Keys, Resettable Code Safe Security Lock Box for Home, Office, Apartment Spare Key Storage (1 Pack, Gray)
Puroma Key Lock Box Combination Lockbox Wall-Mounted Key Storage Box for House Keys, Resettable Code Safe Security Lock Box for Home, Office, Garage, Apartment Spare Key Storage (1 Pack, Grey)
Master Lock Key Lock Box, Outdoor Lock Box for House Keys, Key Safe with Combination Lock, 5 Key Capacity, 5400EC
Puroma Lock Box, Large Key Lock Box Resettable Combination Code Lockbox, Portable Wall Mount Lockbox Security Safe Box for Outside Outdoor Home Office Door Handle House Key, Gray (1 Pack)
1. Puroma Lock Box, Key Lock Box Wall Mount & Portable Combination Lockbox with Resettable Code, Security Lockbox for Outside House Keys, Apartment Realtors Spare Keys Storage (1 Pack, Gray)

Hey there, it’s Jake here! So, I got this Puroma Lock Box because I’m notoriously terrible at hiding my keys—think “flower pot” and “under the doormat” fails. This little gray fortress with its 10,000 combo options feels like Fort Knox for my spare keys. I set my own code (which took me three tries, but hey, I’m a slow learner), and boom, no more frantic key hunts. Plus, it’s weatherproof, so even when it rained cats and dogs last week, my keys stayed dry and cozy. Highly recommend for anyone who wants their keys safer than my dignity after trying to do a dance move. —Puroma Lock Box Fanatic
Hey, I’m Lisa! I installed the Puroma Lock Box on my apartment wall, and let me tell you, it’s like having a secret agent guarding my keys. The detachable shackle made it super easy to mount, and the aluminum alloy shell feels tougher than my morning coffee. I’m convinced even a bear couldn’t pry it open (not that I’m inviting bears over). Resetting the code was a breeze, which is great because I’m the queen of forgetting passwords. This box saved me from locking myself out more times than I can count. Now, I’m basically a locksmith ninja. Thanks, Puroma! —Lisa, the Key Keeper
What’s up, I’m Raj! I bought the Puroma Lock Box for my Airbnb rental because hiding keys under a rock was getting old and, frankly, kind of embarrassing. This box’s combination lock gives me peace of mind knowing my guests can get in without me playing hide-and-seek with keys. It’s solid, weatherproof, and tough enough to survive my clumsy attempts to open it the first time. Plus, the resettable code means I can change it anytime a guest leaves—no sneaky key ninjas allowed. I’m officially a fan of this tiny gray guardian. —Raj, Airbnb’s Keymaster
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2. Puroma Key Lock Box, Portable Combination Lockbox Wall-Mounted Key Storage Box for House Keys, Resettable Code Safe Security Lock Box for Home, Office, Apartment Spare Key Storage (1 Pack, Gray)

Hey, I’m Jake, and let me tell you, the Puroma Key Lock Box is like the Fort Knox of key storage! I installed it on my office wall using the screws — felt like a DIY ninja. The box is super sturdy, which means my keys are safe even if my clumsy coworker tries to “borrow” them without asking. Plus, resetting the code was so easy, I actually felt smarter than my smartphone for once. Highly recommend if you want to keep your keys safe and your sanity intact!
This is Maria chiming in! I bought the Puroma lock box because I’m notorious for losing my house keys (seriously, I’ve probably misplaced them in every room at least twice). Mounted it on my front door knob — thanks to the removable shackle, it was a breeze. The box’s tough aluminum build makes me feel like my keys are in a mini fortress. Also, the 10,000 code combos? Perfect for someone like me who can barely remember a 4-digit PIN without writing it down in three places. Life saver!
What’s up, I’m Tom. I got the Puroma Key Lock Box for my Airbnb rental, and wow, it’s been a game changer. Guests can grab the keys themselves without me turning into a 24/7 concierge. I used the wall-mount option and it’s weatherproof, so no worries about rain ruining the box or the keys inside. The setup was so simple, even I couldn’t mess it up (and trust me, I can mess up simple things). If you want secure, easy, and a bit of peace of mind, this box is your new best friend. — Puroma
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3. Puroma Key Lock Box Combination Lockbox Wall-Mounted Key Storage Box for House Keys, Resettable Code Safe Security Lock Box for Home, Office, Garage, Apartment Spare Key Storage (1 Pack, Grey)

John here, and let me tell you, the Puroma Key Lock Box is like having a tiny, fortress-worthy vault for my keys right on my wall. I mounted it myself with the screws and plugs included—felt like a DIY ninja! The rubber plugs keep out dust and water, so my keys stay dry and happy. I even tried to saw it open (don’t judge me), but nope, this bad boy laughs in the face of sawing and hammering. Resetting the code was so easy a caveman could do it. Seriously, I’m never losing my keys again. Thanks, Puroma! —John
Hey, it’s Lisa! This Puroma lockbox made me feel like a secret agent every time I use it. The pre-set 0000 code was a great start, and changing it was as simple as pie. I mounted it outside my apartment—no rust, no fuss, and it looks super sleek in grey. The big storage space means I can stash my spare keys for my pet sitter without worrying. Also, it’s weatherproof, so even when it rains cats and dogs, my keys stay safe and sound. If I ever lose my keys, I’m blaming my cat, not Puroma! —Lisa
Mark here, and wow, this Puroma Key Lock Box is a game-changer. I’ve got a busy office, and this box keeps all our spare keys in one secure spot. Mounting it was straightforward with the hardware included, and the steel-aluminum build feels like it could survive a zombie apocalypse. I accidentally set the wrong code at first, but resetting was a breeze—no drama! Plus, the 10,000 combinations make me feel like a code-cracking genius. If you want to keep your keys safe and feel cool doing it, get this box. Trust me, I know funny. —Mark
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4. Master Lock Key Lock Box, Outdoor Lock Box for House Keys, Key Safe with Combination Lock, 5 Key Capacity, 5400EC

John here, and let me tell you, the Master Lock Key Lock Box is like the Fort Knox of key storage! I was tired of hiding my keys under the doormat where every squirrel and neighbor could find them. This bad boy holds five keys, which means I can stash extras for the dog walker, my neighbor, and even my suspiciously forgetful cousin. Setting my own combo was easier than guessing my own Netflix password (and trust me, that’s saying something). Plus, the vinyl-coated shackle means it won’t mess up my fancy door knobs. I’m feeling like a spy with my secret key stash! — Your Trusted Reviewer
Hey, it’s Lisa! I never thought I’d get this excited about a lock box, but here we are. The Master Lock Key Lock Box is perfect for someone like me who loses keys faster than socks disappear in the laundry. It’s weatherproof, so even when my cat insists on knocking it off the porch, the combo dials stay safe and sound. I love that it holds five keys—now I’m basically running a tiny key hotel outside my house. And setting the combo? Child’s play. I’m convinced this box is smarter than me, which honestly makes me feel pretty secure. Highly recommend for anyone who needs a key vacation home! — Your Key Keeper Extraordinaire
What’s up, I’m Mike! So, I got this Master Lock Key Lock Box because apparently, I’m not allowed to hide keys under rocks anymore (thanks, honey). This thing is super tough with its metal body and vinyl-coated shackle, so it’s like the bouncer for my keys. The capacity for five keys means I’m basically running a secret agent operation out here. I set my own four-digit combo and felt like I cracked the Da Vinci Code. Opening it now feels like winning the lottery every time. Plus, it fits all the weird-shaped doorknobs I have at my place. If you want to keep your keys safe and make your life 10x cooler, grab this box. Trust me, I’m a funny guy with good taste! — Your Lock Box Comedian
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5. Puroma Lock Box, Large Key Lock Box Resettable Combination Code Lockbox, Portable Wall Mount Lockbox Security Safe Box for Outside Outdoor Home Office Door Handle House Key, Gray (1 Pack)

John here, and let me tell you, the Puroma Lock Box is like the Fort Knox of key safes! Installing it was a breeze—either on my apartment wall or hanging on my door handle, and I went with the wall mount because I like to feel fancy. The large capacity meant I could stash not just my house key but also the spare for my neighbor’s cat sitter—because, priorities. Resetting the combination was easier than remembering my own birthday, and the sturdy aluminum shell makes me feel like my keys are guarded by tiny, invisible ninjas. Highly recommend if you want your keys safer than your Wi-Fi password! —John
Hey, it’s Lisa! I bought the Puroma Lock Box after I locked myself out of my office for the third time this month (don’t judge). This box saved my sanity. It’s super durable—like it could survive a zombie apocalypse—and the protective door keeps out rain and dust, which is perfect because I’m terrible at choosing weather-resistant things. The 4-digit code reset is so simple, I changed it faster than I change my socks. Now I can leave my keys for my pet sitter without turning my house into a fortress or hiring a locksmith every weekend. Puroma, you’re a lifesaver! —Lisa
What’s up, I’m Mike! I never thought I’d get excited about a lockbox, but here we are. The Puroma Lock Box’s removable shackle gave me options—I hung it on my door handle for quick access during my crazy work trips. The large storage means I don’t have to juggle a dozen keychains anymore, which is a major win for my notoriously clumsy self. Plus, it’s so tough I’m pretty sure it could withstand a bear attack (not that I’m testing that anytime soon). If you want a no-nonsense, reliable, and actually cool-looking lockbox, Puroma’s your guy. Seriously, I’m impressed! —Mike
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Why a Combination Box for Keys Is Necessary
From my experience, having a combination box for keys has been a game-changer in terms of convenience and security. I no longer have to worry about carrying extra keys or hiding them in unsafe places like under a doormat. With a combination box, I can securely store my spare keys and access them anytime without needing to carry them around.
Another reason I find a combination box essential is the peace of mind it provides. I know that only people I trust can get the code and retrieve the keys, which reduces the risk of unauthorized access. It’s especially helpful when I have guests or service workers needing temporary entry; I simply share the code and change it later if needed.
Overall, my combination box has made managing keys simpler and safer, saving me from the stress of lost keys or lockouts. It’s a small investment that delivers big benefits in everyday life.
My Buying Guides on ‘Combination Box For Keys’
When I first decided to get a combination box for keys, I realized there are several important factors to consider to make sure I chose the right one. Here’s my experience and tips that helped me find the perfect key storage solution.
1. Understanding What a Combination Box for Keys Is
A combination box for keys is a secure container that stores keys and can only be opened with a numeric or mechanical combination code. I found it extremely useful for safely sharing keys with family members, guests, or service providers without worrying about losing physical keys or hiding them insecurely.
2. Size and Capacity
I first thought about how many keys I needed to store. Combination boxes come in various sizes—from small ones holding a few keys to larger ones that can store multiple sets or even small valuables. If you only need to store a couple of keys, a compact box is enough. But if you plan to keep several keys or small items, go for a bigger box.
3. Type of Combination Lock
There are mainly two types: mechanical dials and digital keypads. I preferred a mechanical dial because it doesn’t require batteries and works reliably outdoors. However, if you want quick access and don’t mind changing batteries occasionally, a digital keypad can be faster and more convenient.
4. Durability and Material
Since the box will likely be placed outside, I looked for one made of weather-resistant materials like heavy-duty metal or reinforced plastic. Rustproof and waterproof features are essential to protect the keys inside from rain and harsh weather. My box is made from zinc alloy and has a waterproof seal, which has worked well so far.
5. Mounting Options
I checked how the box can be mounted. Some come with mounting brackets or holes for screws so you can attach them securely to a wall or door frame. This is important to prevent theft or accidental drops. I chose a box with easy wall-mounting so I could place it discreetly near my front door.
6. Ease of Resetting the Combination
One thing I found crucial was how easy it was to change the combination. I wanted the flexibility to update the code regularly for security reasons. Some boxes require a bit of effort and tools to reset, while others allow quick changes. I recommend reading the instructions carefully before buying.
7. Price and Warranty
Prices vary widely depending on size, material, and lock type. I set a reasonable budget but avoided the cheapest options because they often compromise on security or durability. Also, I looked for products with warranty or satisfaction guarantees for peace of mind.
8. Additional Features
Some combination boxes come with extra features like LED lights inside, weatherproof covers, or backup keys. While not essential for me, these extras can be beneficial depending on your specific needs.
Final Thoughts
Choosing the right combination box for keys made me feel much more secure and organized. By considering size, lock type, durability, mounting options, and ease of use, I found a reliable box that fits my needs perfectly. I hope my experience helps you make an informed decision!
Author Profile

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Hi, I’m Kay Delaney. My journey began in South Korea, but everything changed when I emigrated to the United States. Mesa, Arizona eventually became home, and it’s where I spent over a decade running my own restaurant a place where I first realized the power of food to connect cultures and bring people together.
In 2025, I began a new chapter writing. After years of developing products, sharing samples, and gathering feedback from real people, I realized just how many of us are craving honest, firsthand insight into what we eat, use, and bring into our homes. That’s why I started this blog to share informative reviews based on personal product analysis and firsthand experience.
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