Learn to tie various knots with a detailed 3D guide. Essential for sailing, fishing, camping, and climbing, it offers clear, step-by-step instructions for critical situations.




177+ iOS apps & games curated and reviewed
With an average user rating of 4.4★, the knots marine category is one of the App Store's strongest. Browse all 177+ apps and games we track, sorted so the most loved ones surface first.
| # | App | Price | Rating | Ads | In-App Purchases | Updated |
|---|---|---|---|---|---|---|
| 1 | Free | — | No | No | May 2026 | |
| 2 | $1.99 | — | No | No | Jul 2026 | |
| 3 | Free | 1.0★ (1) | Yes | No | Jul 2026 | |
| 4 | $2.99 | 4.6★ (447) | No | Yes | Jul 2026 | |
| 5 | Free | 4.6★ (14K) | Yes | Yes | Jul 2026 | |
| 6 | $4.99 | 4.8★ (296) | No | No | Jul 2026 | |
| 7 | Free | 3.9★ (362) | Yes | Yes | Jul 2026 | |
| 8 | Free | 4.8★ (21K) | Yes | Yes | Jul 2026 |















Learn to tie various knots with a detailed 3D guide. Essential for sailing, fishing, camping, and climbing, it offers clear, step-by-step instructions for critical situations.


Learn to tie a wide variety of essential knots with this comprehensive guide. It provides step-by-step instructions for over 200 knots, making it a valuable resource for DIY enthusiasts, outdoor adventurers, and anyone needing to master knot-tying techniques.


Access real-time marine weather observations from NOAA buoys and NOAA marine forecasts. Get tide predictions, hourly forecasts, and stay updated on watches and advisories. Pro features include interactive weather maps and custom notifications.


Learn to tie over 195 knots with step-by-step animated instructions. This comprehensive reference app is organized by activity and type, offering detailed information on each knot's use, advantages, and safety.


Learn to tie a wide variety of essential knots with this comprehensive guide. It offers detailed instructions and visual aids for over 200 different knots, suitable for various practical applications.


This app provides comprehensive marine navigation tools, including worldwide chart coverage, weather forecasts, and AIS integration. It allows users to plan routes, track their position, and connect with onboard instruments for a complete boating experience.


Master over 220 essential knots with detailed 3D animations and offline access. This app is perfect for learning rope work for activities like fishing, climbing, and boating, offering interactive tutorials and customizable organization features.


This app serves as a mobile encyclopedia for tying fishing knots. It provides detailed, illustrated, step-by-step guides for various knots, including their properties, strength reduction, and recommended line types. The app works offline and categorizes knots for easy access.


Access a vast catalog of over 100,000 wholesale marine products for boatyards, charter services, and marine businesses. Find parts, check real-time inventory and pricing, and manage orders efficiently on the go.


Engage in a challenging puzzle game where you must untangle colored chains by sorting them onto poles. Avoid getting tangled to progress through increasingly complex levels. Test your logic and spatial reasoning skills.


Navigate marine environments with detailed nautical charts and route planning. Track your location, find friends on the water, and share your trip details for safety. Offline chart access ensures reliable navigation even without an internet connection.


Master over 100 essential knots with a 3D animated visual guide. Features step-by-step tutorials for climbing, sailing, fishing, and more. Works offline, providing clear, real-photo demonstrations for perfect knot tying.


Access NOAA Electronic Navigational Charts (ENC) for offline marine navigation. View detailed information like buoys, depths, and port features. Overlay NOAA weather maps including radar, sea temperature, and wind data.


This app is your ultimate fishing companion, offering interactive maps, real-time forecasts, and AI-powered insights to help you catch more fish. Discover optimal spots, learn expert techniques, and get personalized recommendations for baits and lures.


Navigate waterways with detailed marine charts and GPS. Features include route planning, voice-guided navigation, tide and current predictions, and track recording. Offers extensive map coverage for various regions and inland rivers.


Discover new fishing locations, access detailed local information, and connect with a large community of anglers. Improve your fishing skills with advanced maps, weather forecasts, and catch tracking tools.




This comprehensive fishing application offers extensive data on fishing spots, marine weather, tide charts, and a detailed guide to global fish species. It provides local fishing reports, regulations, and navigation tools to enhance your angling experience, whether you're a beginner or a seasoned angler.