Calculate precise celestial positions for navigation from 1900 to 2050. Get real-time data on the Sun, Moon, planets, and stars, including rise/set times and atmospheric corrections.
Perpetual Nautical Almanac by RPA TECHNOLOGIES SL






197+ iOS apps curated and reviewed
From beginner-friendly picks to power-user tools, our perpetual nautical almanac list covers 197+ iPhone apps updated through June 2026. Compare ratings, prices, and screenshots in one place.
| # | App | Price | Rating | Ads | In-App Purchases | Updated |
|---|---|---|---|---|---|---|
| 1 | $6.99 | 5.0★ (1) | No | No | Jul 2026 | |
| 2 | Free | 4.7★ (31K) | Yes | Yes | Jul 2026 | |
| 3 | $8.99 | 4.6★ (3.8K) | No | No | Jul 2026 | |
| 4 | Free | 4.7★ (7.5K) | No | Yes | Jul 2026 | |
| 5 | Free | 4.8★ (21K) | Yes | Yes | Jul 2026 | |
| 6 | Free | 4.7★ (13K) | No | Yes | Jul 2026 | |
| 7 | Free | 4.5★ (14K) | No | Yes | Jul 2026 | |
| 8 | Free | 4.7★ (5.4K) | Yes | Yes | Jul 2026 |






Calculate precise celestial positions for navigation from 1900 to 2050. Get real-time data on the Sun, Moon, planets, and stars, including rise/set times and atmospheric corrections.






This app helps anglers find the best times and locations to fish by providing detailed forecasts for tides, moon phases, weather, and marine conditions. It offers interactive maps to discover and save fishing spots, track routes, and access offline nautical charts, along with a catch logbook and fishing regulations.






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 provides comprehensive marine navigation, integrating charts, weather, tides, and GPS tracking. It simplifies route planning and offers real-time safety data to ensure confident and enjoyable time on the water for various boating activities.


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.


This app provides official, weekly updated nautical charts for marine navigation. It allows for offline map downloads, GPS track recording, and integration with onboard instruments. Enhance your boating safety and experience with advanced features like weather forecasts and AIS collision detection.


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.


Navigate waterways with detailed nautical charts, tide predictions, and weather forecasts. Connect with a community of boaters to share points of interest and track friends on the water. Enjoy simplified GPS navigation tailored to your boat's draft.


This app provides boaters with detailed nautical charts, weather forecasts, and route planning tools. It offers GPS navigation, track recording, and points of interest, with premium features like offline maps and advanced charting available through subscription.


This app provides detailed wind, wave, and weather forecasts for various outdoor activities. It offers historical data, real-time alerts, and a community feature for sharing conditions. Ideal for surfers, sailors, and other wind sports enthusiasts.


Access detailed nautical charts and advanced boating features offline on your mobile device. Plan trips with dock-to-dock guidance, check weather and tides, and connect with a community of boaters. Ideal for cruising, fishing, sailing, and diving.


Access up-to-date nautical charts for global exploration and planning. Save points of interest and routes, record tracks, and view marine weather. Upgrade for offline maps, GPS, and advanced features like shaded relief and AIS.


Navigate the seas with advanced marine charts, GPS, and AIS data, even offline. This app offers detailed bathymetry, community-contributed map data, and dynamic features for safe boating, sailing, and fishing.


Track ships and monitor maritime traffic globally in real-time. Access detailed vessel information, movement history, and predicted routes. Ideal for maritime professionals and enthusiasts alike.


Get accurate marine weather forecasts and powerful tools for wind, waves, and currents. Plan your trips with routing and departure planning features, and stay informed with live observations and alerts. Ideal for all marine activities.


This app connects your mobile device to compatible Garmin chartplotters, enabling wireless chart and map transfers, software updates, and route planning. It also provides access to a community of boaters for reviews and information on marinas and points of interest.


Track vessels live worldwide using AIS data. View ship positions, movements, and voyage history with detailed vessel information and enhanced weather monitoring. Unlock advanced features for deeper visibility and extended coverage with a Pro plan.


This app provides comprehensive navigation and planning tools for boaters, offering features like chart plotting, route planning, and weather forecasts. It aims to be user-friendly for all skill levels, from beginners to experienced cruisers, with a focus on safety and connectivity on the water.


Navigate the waters with advanced marine charts, intelligent route planning, and real-time weather and vessel tracking. This app offers offline chart access and can integrate with hardware for a comprehensive boating experience.


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.