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