Best apps like Cortex Onboard

7+ similar apps compared and reviewed

3.6 avg rating
7 free apps
Updated July 2026

Cortex Onboard is great, but it's not the only option. Explore 7+ similar apps for iPhone and iPad, each reviewed and rated by real users. Find free alternatives, premium upgrades, and hidden gems.

ParcSync: Parking, EV & GPS

ParcSync: Parking, EV & GPS by parcsync

Shared Spots, Earn & Navigate
πŸ—ΊοΈ Navigation
5.0(12 ratings)
FreeIn-App Purchases
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Top Alternatives to Cortex Onboard

Hooked: Remote Anchor Alarm#1

Hooked: Remote Anchor Alarm by Kylee Davis

GPS Anchor Watch & Drift Alert
Editor's Choice
πŸ—ΊοΈ Navigation
4.7(62 ratings)
FreeIn-App Purchases
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This app acts as a digital anchor watch, monitoring your boat's position and alerting you if it drifts. It offers real-time tracking, remote control, and customization options for peace of mind while boating.

ACR Product App#2

ACR Product App by Ocean Signal Limited

Configure your ACR Products
Strong Contender
πŸ—ΊοΈ Navigation
1.5(31 ratings)
Free
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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.

B&G: Companion App for Sailors#3

B&G: Companion App for Sailors by Navico Norway AS

Great sailing charts
Worth Considering
πŸ—ΊοΈ Navigation
4.0😞(352 ratings)
FreeIn-App Purchases
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This app provides sailors with advanced navigation tools, including detailed charts, route planning, weather forecasts, and marine traffic information. It can be used standalone or synced with compatible onboard electronics for a comprehensive on-water experience.

What We Love

  • πŸ’‘ Easy route planning
  • πŸš€ Useful charts
  • πŸ‘ Convenient app
  • πŸš€ Great for planning and mirroring to plotter

Room to Improve

  • πŸ› Crashes frequently
  • πŸ› Buggy, unreliable connection to plotter
  • πŸ› Routes disappear or get duplicated

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4
Saillogger App
Saillogger App
Saillogger App
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Automate marine logbooks and monitor your boat's NMEA 2000 data. Track engine performance, battery levels, and more with custom dashboards. Relive journeys with automatic timelapse videos.

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Raymarine
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Raymarine
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This app connects to Raymarine marine electronics, allowing remote control and monitoring of radar, sonar, and chartplotters. Manage charts and stream data from compatible devices for a connected boating experience.

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Pumpout Nav
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Find nearby sewage pumpout stations, floating restrooms, and dump stations for your boat. View facility details, log your pumpouts, and learn about proper waste disposal to protect waterways. Available in select coastal and lake regions.

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Doyle Guides
Doyle Guides
Doyle Guides
Navigate With Confidence
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Access comprehensive sailing guides for the southern Caribbean, featuring nautical charts, regulations, services, and points of interest. The app offers an interactive map with user-generated comments and corrections, all free to use. In-app purchases provide access to detailed guide book content.

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