Knot tying 3D - Knottie

Learn to tie knots in 3D

Only for iPhone

Free · In-App Purchases

iPhone

Learn the knots that keep gear — and people — safe. Knottie turns your iPhone or iPad into a pocket instructor with fluid 3D knot animations you can rotate, zoom, and scrub step-by-step — even when you’re off-grid. Why Knottie True 3D (RealityKit) No flip-book photos. Watch the rope move naturally, slow it down, or pause on the exact moment the loop tucks. Frame-by-frame control Drag the scrubber to repeat tricky moves until muscle memory clicks. Focused library (20+ essential knots) Chosen for climbing, sailing, fishing, camping, and first aid. New knots added over time. Offline, on-device All tutorials live on your device — practise on deck, at camp, or miles from reception. Filter & search Browse by activity or knot type (climbing, loop, quick-release) or jump straight to a knot by name. Knots you’ll master Bowline • Figure-8 Follow-Through • Double Fisherman’s Bend • Clove Hitch • Alpine Butterfly Loop • Surgeon’s Knot • Water Knot …plus quick-release and camp favourites, with more on the way. Terms & conditions: https://cacauapps.com/knottie/legal/terms.html Privacy policy: https://cacauapps.com/knottie/legal/privacy.html

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We’ve added 3 new knots! You can now change the animation speed to learn at your own pace. Plus a few UI polish touches and bug fixes.

Version 1.6

The developer, Carlos Fernandez Mayor, 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 Linked to You

    The following data may be collected but it is not linked to your identity:

    • Purchases
    • Identifiers
    • Usage Data
    • Diagnostics

Privacy practices may vary based, for example, on the features you use or your age. Learn More

Accessibility

The developer has not yet indicated which accessibility features this app supports. Learn More

Information

Size
  • 74.7 MB
Category
  • Reference
Compatibility
Requires iOS 18.0 or later.
  • iPhone
    Requires iOS 18.0 or later.
Languages
English and 2 more
  • English, French, Spanish
Age Rating
4+
In-App Purchases
Yes
  • Lifetime 9,99 €
  • Yearly 5,99 €
  • Monthly 0,99 €
  • Learn More
Provider
Carlos Fernandez Mayor
  • Carlos Fernandez Mayor has identified itself as a trader for this app and confirmed that this product or service complies with European Union law.
  • Address
    GV Corts Catalanes 460
    2 2B
    08015 Barcelona Barcelona
    Spain
  • Phone Number
    +34 633890113
  • Email
    cfm@fastmail.com
Copyright
  • © 2025 Carlos Fernández Mayor
  • Privacy Policy

    • Supports

    • Family Sharing

      Some in-app purchases and subscriptions may be shareable with your family group when Family Sharing is enabled. Learn More

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