Best Mariner Studio alternatives: apps like Mariner Studio

Celestial Navigator

by Omar reis

Free

This app assists with celestial navigation training by providing a perpetual almanac, star finder chart with animation, and tools for calculating lines of position and meridian passages. It can utilize device sensors for real-time chart positioning, though a marine sextant is still required for actual navigation.

SEAiq USA

by Sakhalin

Free

Navigate US waterways with detailed NOAA and US Army Corps of Engineers charts. Features include waypoints, routes, tracks, weather overlays, and an anchor alarm. Offers a 7-day evaluation period before an in-app upgrade is required for full functionality.

AI Fishing Planner: FishFathom

Bathymetry, Weather & Routes

Free

Plan fishing trips with marine weather, detailed bathymetry, and commercial fishing track history. Log catches, save routes, and download maps for offline use to find productive waters and repeat successful patterns.