65 Cool Things to 3D Print to Make Life Better in August 2020
Are you looking for some cool things to 3d print?
3D printing is such a fun way to produce creative work—and it has totally taken off.
Decades before, one 3D printer may cost more than $5,000, but right now you can find many cheap 3D printers from different brands, which you can use in your home desk.
Now, creators are using this amazing new technology to create all kinds of wild and wonderful 3D printer projects that were previously all but impossible to make at home.
I have collected 65 cool things to 3d print that has been prove very useful tools/stuff in our daily life.
From now, you don’t need to go to shop or online to purchase those stuff, just download STL model file and turn on your 3D printer, to print them in your home.
The list will update monthly, you will find newer cool 3d print object in our list。
Table of Contents
1. Bottle Opener and Cap GUN

This bottle opener is not only can help you open bottle, but also can be a toy to have fun.
This cool tool is designed for 26mm caps.
Designer: 3Deddy
Download: Thingiverse
Printability: Medium
2. Mechanical Quick Grab/Release Phone Stand

This phone stand not only allows multiple viewing angles, but it also offers a quick grab/release mechanism, locking the phone tightly in the stand and releasing it when you pick it up.
The design works nicely with larger smartphones and is entirely printable with the exception of a small extension spring that needs to be installed when putting the stand together.
Designer: Arron_Mollet22
Download: Cults
Printability: Medium.
3. Planters

Why use traditional planters to hold your plants?
There are cool 3D prints out there that don’t allow you to skip the traditional clay pots.
These modular little guys are modern and fresh and guaranteed to make your mini-garden more attractive.
Designer: Printfutura
Download: Cults
Printability: Easy
4. Headset Holder

We’ll always have a soft spot for the Duck Headphone Hanger, but this can carry a solution that is eminently cooler.
We hope your high school French is up to scratch because the instructions are encapsulated in a slick YouTube video by French channel Heliox. Auto-translated closed captions to the rescue!
Designer: Heliox
Download: Cults
Printability: Medium
5. Parametric Wallet

Wallets made in a 3D printer. Why pay $50 a pop for a leather one when you can create one in your house in an hour, complete with card slots?
This is one of those things to 3D print that we all could use.
Designer: BadPractice
Download: Thingiverse
Printability: Medium
6. Big StrawGlass – Practical

What if you I don’t know why I forget the straw every time.
Now, I have got this glass.
Designer: bLITzJoN
Download: Thingiverse
Printability: Medium
7. Touring Bike Business Card

A truly inspiring 3D printing idea, these pop-out business cards allow you to speak to clients in a way they won’t have experienced many times (if ever) before!
Rather than a drab piece of cardboard, hand them a toy they can assemble that speaks much louder than a traditional printed card.
Designer: CyberCyclist
Download: Thingiverse
Printability: Medium
8. Dragonfly

Definitely among the most interesting 3D printing ideas in this list (and showcasing a bit more complexity than other entries), the dragonfly is a tiny little flying machine you can whip up in a short time.
It’s perfect for providing a little entertainment for your kids on a rainy day.
Designer: thinkpool
Download: Thingiverse
Printability: Medium
9. Amplifier

Drop your phone into these useful little devices to amplify the sound from its speakers.
They offer surprisingly high-quality sound—and now you don’t need to lug portable speakers around on picnics or at the beach.
Designer: 3DSHOOK
Download: cults
Printability: Medium
10. Air Raid Siren – Hand Crank Version 2

Comprising of over a dozen printed parts and some bearings sourced separately, this hand-cranked air raid siren strikes a good balance between effort to assemble and potential as an obnoxious irritant.
We love it.
Designer: MLEPH
Download: Cults
Printability: Medium
11. USB Cable Organizer

Do you have USB cables?
Are they a mess?
Is your life falling apart?
If you answered yes to the first two questions, this handy organizer can help you out.
It comes in four different versions, so pick the one that works best for your situation. It’s also portable, if necessary.
Designer: Kanata
Download: Thingiverse
Printability: Medium
12. Bag Clip with Screw Cap

Your typical print-in-place bag clip gains a new ability — namely, a quick access screw cap.
It’s one of those prints that’s so simple and effective; we wonder why no one thought of it sooner.
Designer: Minkix
Download: Thingiverse
Printability: Medium
13. Solo Finger Pen

This mechanical finger can be a lot of fun to play with, but can possibly serve as prosthetic for someone with missing a thumb or other fingers.
Designer: WORKSBYSOLO
Download: Cults
Printability: Medium
14. Switcherang: Nintendo Switch Joy-Con Grip

This is a Joy-Con grip for the Nintendo Switch to use in tabletop mode.
They provide an ergonomic all-around grip for your hands, fit in a travel case, and are a decently quick print (~2 hours).
I’ve been playing a bunch of Breath of the Wild with it, and gyro aiming with the bow and arrow are even easier than in tablet mode.
Designer: SALTMIKE
Download: Cults
Printability: Medium
15. Self-righting Gimballed Drinks Holder

This is a simple but effective drinks holder using gimbals. It will fit a standard 330ml can or anything of the same or smaller diameter.
Designer: 3D Designs
Download: Cults
Printability: Medium
16. Universal Auto-Rewind Spool Holder

Inspired by research into stiffness actuators, this adjustable auto-winding spool holder uses a 3D spring and adjustable clutch to rewind itself up to four full rotations.
It’s the ideal holder for tidying up pesky material changes.
Designer: VincentGroenhuis
Download: Thingiverse
Printability: Medium
17. Diver – Elephant Portable Stand and Pencil Cup

You’ve just found the perfect companion for your office! This adorable elephant will be just as useful for dropping off your laptop as it is for storing your pencils.
Designer: Stratation
Download: Cults
Printability: Medium
18. Kitchen Pot Lid Holder

If your pan lids run for their lives every time you open your cabinet, now you can pin them in place with these wall-mounted lid mounts.
You’ll need a few screws whose length depend on the thickness of your cabinet doors. I can’t stress how insanely useful these things are.
Designer: DSkolnik
Download: Thingiverse
Printability: Medium
19. Spatula Holder

This simple model is probably the most used 3D printed item that I have in my home, because I use it just about every time that I cook.
It’s really useful, keeps your spatula handy without needing to lay it down on the counter, and it’s small enough that it’s easy to store away when not in use.
Designer: Colinch
Download: Thingiverse
Printability: Medium
20. Spaghetti Measure Tool

Whenever I make pasta, I am constantly throwing away excess noodles because I have a bad tendency of making too much.
It’s pretty hard to eyeball exactly how many noodles will be needed, and the end result is too many noodles or too much sauce.
This simple tool can save you from wasting so much pasta with its simple design.
Just fit the noodles through one of the three holes.
Each hole corresponds to a serving size: either 1 portion, 2 portions or 4 portions.
Designer: MadsHall
Download: Thingiverse
Printability: Medium
21. Second Life Mug

How to carry a water mug with hot wat without handle?
Add one handle in your mug is a best choice.
The original idea is from Samuel N. Bernier, our creative director, but we redesigned it for a V2 version, adapted to a European classic: The Jar from “Bonne Maman”.
Designer: LeFabShop
Download: Thingiverse
Printability: Medium
22. Wine Glass Holder

In need of a unique wine glass holder with the capacity to contain 3-6 wine glasses?
Then why not 3D print this utensil for your personal use.
The wine glass comes with a surface you can attach to any sold base before storing the wine glass.
Designer: yoyoek1
Download: Thingiverse
Printability: Medium
23. Ravioli Maker

It’s a handy 3d printed kitchen tool.
Roll the pasta dough into thin sheets.
Place one of them over the Ravioli Maker.
Gently push down the sheet a little to make a dent for your filling. Scoop your favorite filling into the dents.
Place another sheet of pasta over the filling and cover the entire thing.
Poke your fingers through the holes to help release the Ravioli. Easy.
Designer: MEH4d
Download: Thingiverse
Printability: Medium
24. Aroma dryer

Individual strand dryer for your mint, thyme, basil, etc. branches.
This dryer has been designed for small potato crops with a continuous harvest. It contains 10 slots but you can have several side by side.
For the drying of herbs, it is recommended to dry the strands upside down, as in the photos, in a ventilated area with little light.
Designer: BARBE_ITURIQUE
Printability: Medium
25. Dog Bowl Water Bottle Carrier

Here is a good gift for dog lovers who will do literary anything to ensure their dogs are comfortable at any period in time.
The dog bowl water bottle carrier is a device that you can use on-the-go to provide your dog with the gift of liquid substances without making a mess.
Designer: dadhoc
Download: thingiverse
Printability: Medium
26. Sushi Maker Set

You love sushi, but you have trouble getting a good roll?
This 3D printed Asian kitchen tool can help you a lot.
All you need are the ingredients (and a 3D printer).
This useful kitchen tool comes in 4 different shapes (large rectangle, small rectangle, round and heart-shaped sushi).
Designer: MEH4d
Download: Thingiverse
Printability: Medium – you’ve got a lot of parts to print.
27. Neko Baking Set – Cat Cookie Cutter / Rolling Pin

The Neko Baking Set is a cat themed collection that consists of three items: cat cookie cutter, cat paw cookie cutter, and cat rolling pin!
The cookies from the pictures were made following a standard butter cookies recipe. The items were printed using a 0.4mm nozzle, and it’s recommended to print the items using 0.8mm walls and 0% infill.
This collection is my cat enthusiast version of Adafruit’s amazing circuit and robot baking items.
Designer: FLOWALISTIK
Download: Thingiverse
Printability: Medium
28. Garlic Press

Mashes peeled garlic cloves into little squishy bits.
Make sure you print it in a food-safe, durable material or this will fade away in your dishwasher.
Designer: daveseff
Download: Thingiverse
Printability: Advanced
29. Superman Cookie Cutter

The superman cookie cutter is designed to stamp a superman logo concept on cookies during the cutting phase before putting them in the oven.
On making the cookie, the final product will show a superman symbol.
Designer: Protonik
Download: Thingiverse
Printability: Easy
30. Recipe Book / iPad / Tablet Holder

Normally we use iPad for checking our recipes, but my mother still uses her old recipe books, so we designed a flexible Recipe book / iPad / tablet holder.
You will require a few screws, 6-32 x 1/2″ (3 pcs), 6-32 x 1/4″ (4 pcs), please refer attached Assembly STL file for details.
Designer : Poorveshmistry
Download: Cults
Printability: Medium
31. Spinning K-Cup Holder

If you’re a drip coffee fan instead, you can also save a few bucks by printing your own K-cup holder.
Designer: Chaoscoretech
Download: Cults
Printability: Medium
32. Bag Holder With Damper

Do you go grocery shopping and end up having to carry multiple bags which hurt your fingers?
Then this bag holder should be something you should consider printing.
It provides a better support for your fingers and allows you carry multiple bags with little or no stress.
Designer: Tanyaakinora
Download: Cults
Printability: Medium
33. Bag Clip

The obvious use for these clips is for food bags like chips and bread, but they can really be used all over the house.
Not only can you 3D print the clips in any color filament so they match your kitchen, but the clip can also be printed in any size that you need.
Designer: Atornago
Download: Cults
Printability: Medium
34. DIY Wine Glass Shelf

If space is at a premium in your kitchen and you drink a lot of wine, then these 3D printable wine glass hangers are a great solution to conserve that valuable real estate.
Just screw a few of these under your cabinets and slide your stemware in.
The glasses will be kept out of the way, and because they are inverted, they will remain dust free.
The stemware hangers can also be installed inside of a cabinet if you would rather keep everything contained, and they work exactly like they do when you see these types of hangers at a fancy bar. Just slide the bottom of the glass into the hanger and gravity will do the rest.
Designer: Adylinn studio
Download: Cults
Printability: Medium
35. The Universal Bottle Opener

This Bottle Opener or “UBO” can open large juice bottles, sports drink bottles, soda bottles, canned drinks, and pop tops!
This unique opener is one you must consider printing for its versatility.
It is completely made from plastic and therefore can be used by little kids.
Designer: In3Designs
Download: Thingiverse
Printability: Medium
36. Dispenser For Ingredients

The dispenser is designed to be mounted on the inside of the kitchen cabinet door. This enables to use the hole shelf for other stuff and have the ingredient always accessible.
Organize your packets with this wall-mounted cooking ingredient dispenser.
Designer: ewap
Download: Thingiverse
Printability: Easy
37. Watering Spout For 2 Liter Bottle

Almost anyone who is a fan of life-hacking would have come across the makeshift bottle spout.
3D printing can help you take this a step further by making your own customised watering spout which will be far thicker and more durable than using plastic soda bottles.
Designer: mdedm
Download: Thingiverse
Printability: Medium
38. Direct Squeezer

When you need lemon or orange juice, this squeezer is very useful tool.
Make sure you print it in a food-safe
Designer: DJER
Download: Cults
Printability: Medium
39. Sponge Holder For Modern Sink

Here is one of my little creations useful for everyday life
All you need is a sponge support with a large slope to dry it well and a space underneath to overhang modern epoxy sinks.
I tested with lots of sponge marks, no matter the shape, all fit easily and since the sponge does not rest on a large surface, it dries and does not smell bad!
Designer: XTREMEPOWER
Download: Cults
Printability: Medium
40. Sliding Word Changing Dishwasher Sign

The contents of a dishwasher are the Schrödinger’s Cat of household appliances; both clean and dirty until an object is removed or placed inside. Fact.
Tip this quantum game in your favor and know whether the cutlery is clean or the mugs are manky with this ingenious sliding dirty/clean text printable.
Designer: MiddleFingerBoss
Download: Thingiverse
Printability: Medium
41. Toothpaste Tube Squeezer

Squeeze every last drop of toothpaste from the tube with this toothpaste tube squeezer.
It prints in three separate parts, and is wide enough to accommodate most tubes on the market.
Not only a cool thing to 3D print, but also something to keep your breath minty fresh.
Designer: ottenjr
DDownload: Thingiverse
Printability: Medium
42. Digital Sundial

Your eyes do not deceive you. This insanely cool thing to 3D print is a digital sundial.
And it really does work.
The shape of the sundial has been engineered to only let through the right rays at the right time and angle, so it can display the actual time at 20 minute intervals.
Operational only during daylight hours, naturally, between 10:00 and 16:00.
Designer: MEH4d
Download: Thingiverse
Printability: Medium
43. Photographic Sweep Stand

This stand provides a sweep, or curved, seamless background for photographing small to medium sized objects.
This simple printable paper stand lets you prop a sheet of paper for use as a smooth backdrop for photographing small objects.
Designer: HPaul
Download: Thingiverse
Printability: Medium
44. iCable Guards

A simple tool to protect your tablet, laptop and mobile phone cables.
Saves your Apple lighting cables from getting bent where it joins the connector.
This can help you if the silicone has broken.
Designer: 3DMX
Download: pinshape
Printability: Medium
45. Veggie Slicer Bowl

This cool little device provides guides so you can cut your vegies in nice even slices.
Then, turn the guides 90 degrees and you can Julian or even dice your vegies.
Designer: OnlyTono
Download: Thingiverse
Printability: Medium
46. Impossible Table

Obviously the Impossible Table is, in fact, possible, otherwise, we wouldn’t be writing this.
Taking advantage of a structural principle called tensegrity – tensional integrity – the Impossible Table uses the tension between isolated components to achieve the appearance of a floating table, here tethered only by strings.
Designer: Oak600
Download: Thingiverse
Printability: Medium
46. Stackable Hex Drawers

Not only do these organizers look great, but they can be designed to fit your specific needs.
The modular component of the drawer allows you to add and subtract your storage space any way you see fit.
Designer: O3D
Download: Cults
Printability: Medium
47. Self-Watering Planter (Small)

If you have problems watering plants and don’t have a “green thumb” than this project is for you.
With a few simple adjustments, you can easily print an automatic plant waterer, to keep your plants nice and healthy.
Designer: PARALLELGOODS
Download: Cults
Printability: Medium
48. Monitor Shelf

If you use a desk at home a lot, you’ll often find little knick-knacks and gizmos starting to pile up.
With this snazzy monitor shelf, you can now elevate your assortment of collectibles and reclaim some lost space!
Alternatively, you can start the collection you always wanted but never had enough desk space to display.
It also works for flat-screen TVs.
Designer: vornox
Download: Thingiverse
Printability: Medium
49. Parametric Hinge

3D printers are great for your own specific projects or inventions, allowing you to print your own pieces rather than scour the web.
This parametric hinge is perfect if you need something strong and versatile for your own inventions.
Designer: ohingosling
Download: Thingiverse
Printability: Medium
50. Book Hide (Large)

Hide things and look learned. Word. Or, rather, no words. But things. Things you don’t want others to find.
Designer: SUPERBEASTI
Download: Cults
Printability: Medium
51. Knobs Collection

Like the collection of nuts and bolts, Thingiverse user Perinski’s collection of knobs is one to save for later.
Coming in all shapes and sizes, expect to have to go hands-on to finish them off, buffing and sanding to lustrous spinny-knobby glory.
Designer: Perinski
Download: Thingiverse
Printability: Medium
52. Sixpack Carrier

https://www.thingiverse.com/thing:3316306
This project will probably make your life of the party.
Perfect for when you need to transport large amounts of alcohol, this durable and easy to print sixpack carrier can be created directly on your desk.
Designer: seabeast
Download: Thingiverse
Printability: Medium
53. Fully 3D-Printable Turntable

Turn things around this New Year, with this 3D printable turntable.
Suitable for pairing with a 3D scanner or camera for photogrammetry (that or getting clean gifs of your best prints), this entire contraption can be 3D printed – no extras necessary.
Designer: Bribro12
Download: Thingiverse
Printability: Medium
54. Step Box Step

You can never have too many organizers, so why not 3D print them?
The beauty of 3D printing organizers is that you tailor the design parameters to fit your mess and to reduce any miscellaneous clutter.
What useful things have you 3D printed for your home? Leave your examples in the comments below.
Designer: DENOVATOR
Download: Cults
Printability: Medium
55. Earbud Case

If there’s one thing we can all agree on, its that earbud cords are a pain in the butt to keep organised.
They constantly get tangled and eventually produce the dreaded earphone-crackle, rendering your treasured music-makers useless.
This is a great example of what you can make with a 3D Printer that can improve your everyday life.
Designer: walter
Download: Thingiverse
Printability: Medium
56. Keychain Smartphone Stand

Nearly everyone these days has a smartphone, and we’ve likely all had moments where we wanted to prop up our phones for viewing video or photos and had to resort to piled books or whatever else is on hand.
And it rarely works out as well as we hope! That makes this tiny project one of the coolest 3D printed objects on the list. Plus, they look like cats. Cats are good.
Designer: MEH4d
Download: Thingiverse
Printability: Medium
57. Universal Zip Toggle

We’ve all been there. A zip pull breaks, curse words are said, and a hastily repurposed key ring becomes the only thing between you and a permanently open bag. But no more! This effortless two-part print has your back and then some.
Designer: Josh Forwood
Download: myminifactory
Printability: Medium
58. Card Deck Shuffler V2

Those prone to mid-shuffle fumbles, your Poker face-saving prayers are answered!
MyMiniFactory user LarsRb has concocted this colorful creation with the sole purpose to successfully shuffle decks of cards up to official poker card size.
Designer: LarsRb
Download: myminifactory
Printability: Medium
59. Stackable Battery Holders

When you need battery , are you still searching everywhere?
You must need this organize box to store your battery , and each box will mark.
Designer: adoniram
Download: Thingiverse
Printability: Medium
60. Lego_Man. Holder Toilet Paper

Are you board with your home toilet paper holder, it is time to change this Lego Man.
It is a useful and fun 3D print tool
Designer: vvk187
Download: Thingiverse
Printability: Medium
61. SD/microSD Holder Customizable

SD and MicroSD cards are great for quick and easy to share storage of your digital files, but they are also prone to get lost.
This design has everything you need to build your own handy holder for all your SD and microSD cards.
It offers different compartments for different types of cards, and you can print as many compartments as you need.
And also has front and back covers to provide some mechanical protection to your precious physical storage media.
Designer: hackermagnet
Download: Thingiverse
Printability: Medium
62. Laptop Stand

You may have to play around with the dimensions of the model to fit your laptop, but it has been designed to elevate your laptop to a more natural position, which improves both your posture and your laptop’s air circulation.
The pieces that comprise this laptop stand are small enough to fit into any laptop bag so that you can carry them around should you need to set up a workstation in some unfamiliar place.
Designer: sysys
Download: Thingiverse
Printability: Medium
63. Super Mario Paper Towel Holder

If you’re looking for a keen way to store both your paper towels and your napkins, this modular Super Mario Bros holder has you covered.
This piece will provide the perfect accent to any arcade-party, and will surely become a topic of conversation over your pizza dinner at game night.
Designer: SpaceMonkey42
Download: Thingiverse
Printability: Medium
64. A 10 Way Liquid Dispenser

The 10-way dispenser is a creative way to get your guests whatever liquid they favor using this funny and eye-catching design.
Although it may not be very practical, it will definitely become a conversation piece for visitors to your home.
Designer: Nagalfar
Download: Thingiverse
Printability: Medium
65. Screwdriver Stand

This screwdriver stand is another beautiful piece 3D printed for use in workshops.
Unlike other screwdriver organizers, this tool rack is built to be lean thereby ensuring it doesn’t occupy too much space in your workshop.
Designer: Nivek11
Download: Thingiverse
Printability: Medium
Now that you’ve got a bunch of really amazing 3D printer projects completed.