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3D Printed Keychain – 10 Best Curated Models to 3D Print

Picture of Tian Ooi
by Tian Ooi
Jun 25, 2018

3D printed keychains are great for small print tests, unique gifts, and cute accessories. Most are available online for free! Here's a list of some of the best 3D printed keychain models out there, in no particular order.

#1: Keychain & Smartphone Stand Animals

Image of: #1: Keychain & Smartphone Stand Animals
Source: Thingiverse

This set of 3D printed animal keychains not only look adorable, but can also double as a stand for your phone. From dogs and cats to dragons and hippos, there are plenty of models to choose from. Print one, or print all of them!

Who created it? Sonia Verdue

Who printed it? There are over 250 makes (and counting) for these keychains on many different printers, but originally the creator printed them on a Prusa i3.

Where to find it? Thingiverse

#2: Origami Carabiner Keychain

Image of: #2: Origami Carabiner Keychain
Source: Thingiverse

You never know when these carabiners may come in handy. 3D printed in two parts, these hooks can carry keys, light bags, or even other keychains. 

Who created it? ddf3d

Who printed it? Originally printed on a PING 3D printer, most any FDM printer should be able to print these very well.

Where to find it? Thingiverse and Shapeways

#3: Kitty Self-Defense Keychain

Image of: #3: Kitty Self-Defense Keychain
Source: Thingiverse

In the words of the creator: “This cute keychain is a way to feel just a little more confident when walking to your car in a bad part of town. My mother asked me to create one of these for her, as she feels safer when she has it in her purse. Now you can too!”

Who created it? Brandon Watt

Who printed it? With over 1000 likes and 50 makes on Thingiverse, this 3D printed keychain model is printable on any decent FDM machine.

Where to find it? Thingiverse

#4: Key Fob Container

Image of: #4: Key Fob Container
Source: Thingiverse

Whether you use them to stow away emergency cash or keep medication on you, these thin, practical containers fit onto your keys for easy and convenient access. Maybe you could even hide a secret message…

Who created it? Murray Clark

Who printed it? This 3D printed keychain was originally printed on the MakerBot Replicator 2. Keep in mind that the screw threads may pose a challenge for some lower-quality printers.

Where to find it? Thingiverse

#5: Superhero Keychains

Image of: #5: Superhero Keychains
Source: Thingiverse

Show your love for comic book characters with these simple 3D printed keychains! Bonus points awarded for their elegant design and instant recognizability. Quick and easy to print, you can easily mass produce these as gifts or party bag fillers — or keep them all to yourself.

Who created it? FORMBYTE

Who printed it? Originally printed on a Mendel Prusa i3, but any FDM printer should be able to print these well.

Where to find it? Thingiverse

#6: Micro Gear Heart Keychain

Image of: #6: Micro Gear Heart Keychain
Source: Thingiverse

This special 3D printed keychain is made up of many different gears, held together by pins to make a whole heart-shaped gear system. Need something to fiddle with? The heart not only looks cool, but can also serve as light entertainment on-the-go.

Who created it? CrazyJaw

Who printed it? Over 100 people have posted successful prints on Thingiverse on a variety of 3D printers, such as the da Vinci Duo. The model may be trickier to print than most because of the tiny gears and pins, so some recommend printing extras just in case.

Where to find it? Thingiverse

#7: Gyro Keychain

Image of: #7: Gyro Keychain
Source: Thingiverse

Here’s another 3D printed keychain that can double as a toy: the gyro keychain. The concentric rings spin around the center without falling out, in a simple yet mesmerizing way. Inspired by the real-life gyroscopes used in navigation systems, this mini gyro requires no assembly and pops off the plate ready to go. 

Who created it? Beau Lanphier

Who printed it? It was originally printed on the Prusa i3 Mk2 as well as many other printers since. 

Where to find it? Thingiverse

#8: 8-bit Dinosaur Keychain

Image of: #8: 8-bit Dinosaur Keychain
Source: Thingiverse

Who doesn’t like tiny pixelated dinosaurs? With five different species to choose from, these look great hanging off your keys or bag and are adorably unique. It’s an easy way to key in to a cool retro look.

Who created it? Fusion Solution

Who printed it? These dinos are simple enough to be printed on most any 3D printer machine, such as the Creality CR-10. The above image was posted by AlbaSa.

Where to find it? Thingiverse

#9: Mustache Bottle Opener

Image of: #9: Mustache Bottle Opener
Source: MyMiniFactory

This mustache 3D printed keychain, which also doubles as a can opener, is a must-have! Simple to print and classy on your keys, you’ll never have to worry about popping those caps off again. (Helpful tip: In order to avoid them breaking, we recommend printing with 100% infill!)


Who printed it? These mustaches are super easy to print and should be printable on any 3D machine. The company that created the model printed it on their very own printer, BEETHEFIRST.

Where to find it? MyMiniFactory

#10: Mini Filament Spools

Image of: #10: Mini Filament Spools
Source: Thingiverse

There’s something beautifully poetic about using a spool of filament to 3D print a mini spool of filament. These are great for using up leftover scraps of plastic or as a way to display filament samples in a creative way. It even comes with a printable stand to display these tiny spools on!

Who created it? Axelle

Who printed it? Over 50 users have posted pictures of their own prints, but it was originally printed on the Zortrax M200. Each spool is printed in three parts — the two sides of the spool and the middle filament color – that can snap together when complete. 

Where to find it? Thingiverse

License: The text of "3D Printed Keychain – 10 Best Curated Models to 3D Print" by All3DP is licensed under a Creative Commons Attribution 4.0 International License.

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