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Knots 3D

Name: Knots 3D
Rating: 4.9 (28800 reviews)

4.9

Rating

1,000,000+ Downloads

10.6.2 Version

Information

Category: Books & Reference
Price: $5.99
Age Rating: Everyone
Available on: /
Developer: Nynix LLC
Updated on: Jun 21, 2026

"Knots 3D" is an innovative app designed for knot enthusiasts and beginners alike. It offers a comprehensive library of over 200 knots, complete with detailed 3D animations and step-by-step instructions. Users can easily visualize and learn various knots for sailing, climbing, fishing, and everyday use. The interactive interface allows for rotation and zooming, making it simple to master each technique. Whether you're preparing for an outdoor adventure or just want to enhance your knot-tying skills, "Knots 3D" is your ultimate guide.

Features & Highlights

Extensive Knot Library: Knots 3D boasts an impressive collection of over 200 knots, ranging from simple to complex. Whether you're a sailor, climber, or just someone who enjoys crafting, you'll find the perfect knot for your needs. For instance, I recently used the Bowline knot while securing a tarp during a camping trip, and the step-by-step visuals made it incredibly easy to follow.
Interactive 3D Models: The app features interactive 3D models that allow you to rotate and zoom in on each knot. This feature is particularly useful when trying to understand the intricacies of a knot's structure. I found myself using this feature while learning the Double Fisherman’s knot for fishing; being able to manipulate the model helped me grasp the concept much faster.
Step-by-Step Instructions: Each knot comes with detailed, easy-to-follow instructions that guide you through the tying process. The clarity of these instructions is a game-changer. I remember trying to teach my friend how to tie a Clove Hitch for a DIY project, and the app's clear steps made it a breeze for both of us.
Customizable Favorites: You can save your favorite knots for quick access, which is a fantastic feature for those who frequently use specific knots. I often find myself returning to the same knots for various projects, and having them saved in one place has streamlined my workflow significantly.
Offline Access: Knots 3D allows you to download knots for offline use, making it perfect for outdoor adventures where internet access may be limited. On a recent hiking trip, I was able to access the app without any signal, ensuring I could tie the necessary knots for setting up camp.

Real Experience Using "Knots 3D"

Application Scenarios

As someone who enjoys outdoor activities, I often find myself in situations where knowing how to tie the right knot is essential. Whether I'm setting up a tent, securing a load in my truck, or even just crafting a decorative piece, Knots 3D has become my go-to resource. One memorable instance was during a recent camping trip with friends. We needed to secure a tarp to protect our cooking area from rain. I quickly pulled out the app, found the Bowline knot, and within minutes, we had a sturdy setup that kept us dry and comfortable. The app has also come in handy during fishing trips, where knowing the right knots can make all the difference in securing your catch.

User Experience

The user interface of Knots 3D is intuitive and user-friendly. Upon opening the app, I was greeted with a clean layout that made navigation a breeze. The main menu categorizes knots by type, which is helpful when you're in a hurry. The 3D models are beautifully rendered, and the ability to rotate and zoom in on each knot adds a layer of interactivity that enhances the learning experience. I found the performance to be smooth, with no lag or crashes, even when I was offline. Overall, my experience with the app has been overwhelmingly positive; it feels like having a personal knot-tying instructor right in my pocket.

Pricing

Knots 3D is available for a one-time purchase price, which I found to be quite reasonable considering the extensive library and features it offers. There are no hidden fees or subscriptions, making it a straightforward investment for anyone who frequently ties knots. I appreciate that I can access all the content without worrying about ongoing costs, which is a refreshing change from many apps today.

Updates & Support

The developers of Knots 3D are committed to providing regular updates, which is evident from the app's consistent performance and the addition of new knots over time. I reached out to their support team with a question about a specific knot, and I was pleasantly surprised by their prompt and helpful response. It’s reassuring to know that the app is backed by a team that values user feedback and is dedicated to improving the experience.

Security & Privacy Review

When it comes to security and privacy, Knots 3D takes a responsible approach. The app is available on both the App Store and Google Play, ensuring that it meets the necessary security standards for mobile applications. Upon installation, I was pleased to find that the app does not require extensive personal data for registration, which is a significant plus for privacy-conscious users like myself. There are no intrusive ads or tracking behavior, allowing for a seamless and distraction-free experience. This commitment to user privacy makes Knots 3D a trustworthy choice for anyone looking to enhance their knot-tying skills without compromising their personal information.

Pros

Intuitive interface makes learning knots easy for beginners.
Comprehensive library features hundreds of knots for various uses.
Step-by-step animations enhance understanding and retention.
Customizable categories help users find specific knots quickly.
Offline access allows for knot practice anytime, anywhere.

Cons

Limited customization options for knot designs may restrict creativity.
User interface can be overwhelming for beginners, hindering quick learning.
Some advanced features require additional purchases, increasing overall costs.

Get Installation Details

Google Play

App Store

User Reviews

(28.8K Reviews)

Doug Ducharme
2026/06/24
Have had and used this app for many years and have yet to see anything better. easy to use, great illustrations and control of them and pretty much up to date. I'm retired and I am a big fisherman of all types and own a couple of large fishing boats and enjoy camping. I tie a lot of knots on a daily basis ( not counting shoe laces) and sometimes I need a refresher or run into something new and this app is always on hand.
Casey
2026/03/03
Great way to learn a ton of basic knots. Love the ability to spin and flip the knot, and easily change the speed of the animation. Great descriptions of uses and variations with references to similar knots that may be more/less useful. Only improvement would be to add some visual or textual examples of the knots in common applications. ie. a visual of the truckie hitch being used to temporarily secure a load would add some clarity on points of contact with the load and finishing the knot.
Evan McGloin
2026/02/24
Huge fan of this app. I go back to it again and again for refresher on a knot I haven't used in a while, or to find a knot that works better for what I want to do than the ones I already know. The ability to speed up or slow down the video and to rotate the visual to see the knot from different angles is fantastic. I am a Scout leader and frequently train other leaders who don't have the hands-on skills yet, and I always use this as a teaching tool and encourage them to use it with their Scouts.
A Google user
2019/01/01
I've been using this App for over 3 years. It's the best one on the market that I've found. You can control the speed of the video and slow it down or even back it up to see a difficult routing, rotate it, and keep a list of your favorites. Sometimes, there is an advantage to seeing the hands tie a knot, such as the Alpine Butterfly wrap method, and other techniques to tie these knots that this App doesn't show, but it's still my go to App for reminders and practicing.
Michael Poirier
2024/02/12
I wish there were a way to look up the best knots for a specific use case, like "I need to hang a clothesline" or "I need to lift an object." Maybe an additional category that lists common use cases or tasks and shows the relevant knots. Even adding a way to just search keywords in the descriptions would be helpful. In any case, this is a great app and is handy in a surprising amount of situations.

Review Source: Google Play store public user reviews.

FAQ

Can I submit suggestions or feedback to Knots 3D?

Yes, users can submit suggestions or feedback directly through the app or by contacting the support team via their website.

Does Knots 3D collect my personal data?

Knots 3D has a privacy policy that outlines how and what personal data may be collected, but it generally focuses on providing a secure user experience without intrusive data collection.

Does Knots 3D support offline use?

Yes, Knots 3D allows users to access its content offline once it has been downloaded, making it convenient for use in remote areas.

How do I cancel my Knots 3D subscription?

To cancel your Knots 3D subscription, you can do so through your app store account settings, following the specific cancellation process for your device platform.

How much does a subscription to Knots 3D cost?

A subscription to Knots 3D typically costs around $4.99 per month or $29.99 per year, though prices may vary based on promotions or updates.

How to use Knots 3D

Can I activate my account using my customer number?

Yes, you can activate your account by entering your customer number during the activation process.

Can I log in to my account on multiple devices?

Yes, you can log in to your Knots 3D account on multiple devices using the same credentials.

How can I contact customer service for Knots 3D?

You can reach customer service via the support section on our website or email us directly for assistance.

How do I ensure my account is successfully activated?

After activation, you will receive a confirmation email. If not, contact customer service for assistance.

How do I find my customer number in the app?

Your customer number can be found in the account settings section of the app.

What's New

- App Links and deep links (including the knots3d:// scheme) that route directly into a specific page in the app. Tap a knots3d.com website link and it opens right in the app - straight to the selected knot or category. Share a link with a fellow knot-tyer and it opens in their app too, or the website if they don't have the app yet.- Minor bug fixes and improvements.