Best RT alternatives: apps like RT-Nav

9+ similar apps compared and reviewed

4.2 avg rating
9 free apps
Updated October 2026
RT-Nav
RT-Nav
Hilton's Fishing Charts, L.L.C.

Whether you want more options like RT or a completely different take on the same concept, our curated list of 9+ similar apps has you covered. Updated for 2026 with the latest ratings and comparisons.

Top Alternatives to RT

Sea Depth#1

Sea Depth by Seadepth Charts, LLC

Offshore Bathymetry Charts
Editor's Choice
🗺️ Navigation
4.4(14 ratings)
FreeIn-App Purchases
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Visualize detailed underwater terrain with high-resolution bathymetric charts. Gain deeper insights into seafloor structure, contours, and terrain for offshore activities. Includes optional data overlays and waypoint management for enhanced situational awareness.

Fish Mapping#2

Fish Mapping by OceanBytes Holding LLC

SiriusXM Fish Mapping
Strong Contender
🗺️ Navigation
3.7(3 ratings)
Free
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This app provides detailed fishing recommendations and environmental data to help anglers find the best spots for bait and game fish. It displays information like plankton strength, sea surface temperature, and ocean currents to optimize fishing trips.

StrikeLines#3

StrikeLines by Strikelines Pensacola, LLC

Marine Navigation & Fish Maps
Worth Considering
🗺️ Navigation
5.0(4 ratings)
Free
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This professional GPS app helps anglers maximize their time on the water. Record fishing trips, manage waypoints, and download high-quality fishing maps for smarter planning and more rewarding adventures.

More apps like RT

4
AI Fishing Planner: FishFathom
AI Fishing Planner: FishFathom
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.

Marine weather forecastsHD bathymetry and relief shadingCommercial fishing track history
🗺️ Navigation
(15)
free with in-app purchases
5
SpotOn Fishing - Fishing App
SpotOn Fishing - Fishing App
SpotOn Fishing - Fishing App
Boating and Fishing Navigation
Free

This app provides advanced navigation and mapping tools for anglers. It features high-resolution structure and aerial maps, built-in fishing spots, and real-time weather data to help users explore new waters and maximize their fishing trips.

High-resolution structure mapsExclusive lake structure chartsAerial maps with routes
🗺️ Navigation
(20)
free with in-app purchases
6
ACR Product App
ACR Product App
ACR Product App
Configure your ACR Products
Free

Access Class B AIS and Emergency PLB/EPIRB data. View live AIS targets, check distress beacon details, and monitor battery status via NFC or WiFi. Configure your AIS with vessel information.

View live AIS targetsCheck PLB/EPIRB distress beacon detailsMonitor beacon operation time and battery condition via NFC
🗺️ Navigation
(31)
free
7
On My Marks
On My Marks
On My Marks
Waypoint Management System
Free

Organize and manage your GPS waypoints from various devices and software. Easily import, edit, merge, and export your marks to declutter and streamline your navigation data for fishing, boating, diving, and outdoor exploration.

Import GPS waypointsEdit waypoint dataMerge duplicate waypoints
🗺️ Navigation
(2)
free with in-app purchases
8
Rhodan
Rhodan
Rhodan
Trolling motor remote
Free

Transform your iPhone into a remote control for your trolling motor. Monitor real-time performance data and adjust motor settings wirelessly for a seamless fishing experience.

Wireless motor controlReal-time performance dataCustom motor configuration
🗺️ Navigation
(1)
free
9
Cortex Onboard
Cortex Onboard
Cortex Onboard
Cortex on your mobile device
Free

This app allows you to configure and update your marine electronics from your mobile device. Monitor vessel data, receive alerts, and manage features like Anchor Watch from anywhere on board.

Configure and update Cortex devicesView AIS information and alertsManage Anchor Watch
🗺️ Navigation
(12)
free