How to Tie Knots: Rope Guide
Animated Sailing Climbing
Only for iPhone
Free · In‑App Purchases · Designed for iPhone. Not verified for macOS.
iPhone
Watch the rope tie itself, step by step. Slow it down, scrub back, and learn every essential knot — fully offline, no signal needed.
Learn how to tie knots the way that finally sticks — by watching the rope weave itself, one clear step at a time.
Most knot apps hand you a wall of tiny photos and leave you guessing which strand goes over and which goes under. KnotLib is different: every knot is drawn as a clean, animated diagram that reveals the path stroke by stroke, so you can slow it down, scrub back a step, and see exactly where the rope crosses. No blurry close-ups, no fast-forwarded video you have to pause a dozen times — just the line, the crossings, and the finished knot. And it all works fully offline, so it is right there at the dock, the crag, or the campsite when there is no signal.
WHAT YOU GET
- A curated library of essential knots — bowline, clove hitch, figure-eight, sheet bend, prussik, trucker's hitch and more — each with an animated, step-by-step diagram
- A step player you control: tap forward and back, watch the rope trace its own path, and replay any move until it clicks
- A "which knot for…" finder that points you straight to the right knot for stoppers, loops, joining two ropes, hitching to a post, or securing a load
- Filters by use case and difficulty — climbing, boating, fishing, camping, decorative, everyday — so you find the knot you actually need
- A practice checklist that tracks what you have learned and suggests what to tie next based on your focus
- Save your go-to knots to favorites and keep the whole thing working with zero internet
PERFECT FOR
- Sailors and boaters who need cleat hitches and bowlines to hold on the water
- Climbers and rescue-minded users learning figure-eights, prussiks and alpine butterflies
- Campers, scouts and bushcrafters tying taut-line and timber hitches in the field
- Anglers and everyday DIYers who just want a knot that actually holds
WHY NOT JUST WATCH A VIDEO?
Videos race past the exact moment you need to see, and they die the second you lose signal. KnotLib lets you step through each crossing at your own pace and works completely offline — so the knot is ready when your hands are.
PRIVACY
KnotLib keeps your favorites and progress on your device. There are no accounts to create and nothing to sign in to.
FULL ACCESS
The complete knot library, the animated step player, the use-case finder and every collection unlock with Full Access, available as a weekly plan, a yearly plan, or a one-time lifetime purchase. Subscriptions renew automatically until cancelled; the lifetime option is a single payment with no renewal.
Start tying knots that actually hold — open KnotLib and follow the rope.
Terms of Use (EULA): https://web-levi.web.app/terms
Privacy Policy: https://web-levi.web.app/privacy-policy
Questions? tphuc.work@gmail.com
Ratings & Reviews
Bug fixes and performance improvements.
Subscriptions
In-App Purchases
The developer, Phuc Pham, indicated that the app’s privacy practices may include handling of data as described below. For more information, see the developer’s privacy policy .
Data Not Collected
The developer does not collect any data from this app.
Accessibility
The developer has not yet indicated which accessibility features this app supports. Learn More
Information
- Seller
- Phuc Pham
- Size
- 12.1 MB
- Category
- Reference
- Compatibility
Requires iOS 17.0 or later.
- iPhone
Requires iOS 17.0 or later. - Mac
Requires macOS 14.0 or later and a Mac with Apple M1 chip or later. - Apple Vision
Requires visionOS 1.0 or later.
- iPhone
- Languages
- English
- Age Rating
4+
- 4+
- In-App Purchases
Yes
- Paracord & Scouting: Pay Once $29.99
- Survival & Hiking Yearly $14.99
- Fishing & Camping Weekly $2.99
- Copyright
- © 2026 Phuc Pham