Comparison

SeaNav vs ICW Navigate

Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.

Head to head
About

SeaNav

This app provides high-resolution marine charts, route planning, and real-time navigation for boaters. It offers features like AIS ship tracking, tide and weather information, and offline chart access. Advanced capabilities include augmented reality views and autopilot integration.

Highlights
  • High-resolution marine charts
  • Autoroute planning
  • Real-time GPS navigation
  • AIS ship tracking
  • Tides and weather
  • Offline chart access
  • Augmented Reality View
Features
Read full description

SeaNav combines high-resolution marine charts, route planning and real-time navigation in one simple boating app for your iPhone, iPad and Apple Watch. Charts, Autoroute planning, AIS ship tracking, tides and weather in one powerful and affordable navigation app. Built from official hydrographic data with extensive coverage across North America, Europe and Australia. Professional marine navigation features including: Planning • Create and edit routes with auto-routing for creating waypoints • Measure distance & bearing • Import & export GPX routes • Tides, Streams & Weather • Works offline Navigate with Confidence • Real-time GPS navigation • Course Up & North Up modes • ETA, XTE, VMG, SOG & COG • Sailing HUD display • Background navigation • Automatic Waypoint advancing & alerts Live AIS & Safety (Optional IAP) • Real-time AIS ship positions • Collision alarms • AIS position sharing • Internet AIS integration • Free AIS when used with Boat Beacon • MOB and Anchor alarm (IAP) - NMEA Link for Depth, Wind & AutoPilot - Real time local wind feed and Sailing laylines display (IAP) Alongside this SeaNav offers advanced onboard capabilities rarely found in a single app: Apple Watch app SeaNav for Apple Watch is included at no extra cost, giving you route data, key navigation information and quick access controls directly from your wrist. Sophisticated AIS Display and Position sharing The leader in the field with global coverage and clear, information-rich vessel tracking with intelligent filtering and collision prediction tools. CPA and TCPA alerts help you assess risk early and act confidently. Augmented Reality View Overlays navigation, AIS and chart data directly onto the real-world camera view for intuitive situational awareness. Includes night mode support for compatible thermal cameras such as FLIR. SeaNav Autoroute and Autopilot Integration - Just choose where you want to go and SeaNav will create the route for you - Go one step further and let SeaNav pilot the route with compatible autopilot systems from Raymarine, SIMRAD, Lowrance and B&G SeaNav comes with a built-in tutorial mode with free access to all features including charts, AIS, AR & wind The free version includes all navigation and trip planning tools. High resolution vector charts are available by In App Purchase (IAP) including updates for 12 months. Requirements: GPS only required for real time route navigation. Optional Real time AIS, Tides and Weather information require an active internet connection. WiFi-only iPad will need an external GPS receiver for navigation. Please note that continued use of GPS running in the background can dramatically decrease battery life. Subscriptions Our in-app purchases are 1 year subscriptions, which automatically renew at the end of the subscription period unless auto-renew is turned off at least 24-hours before the end of the current period. Payment will be charged to your iTunes Account at confirmation of purchase, and will be charged for renewal within 24-hours prior to the end of the current period. Subscriptions may be managed by the iTunes account holder and auto-renewal may be turned off by going to Account Settings after purchase. 
No cancellation of the current subscription is allowed during active subscription period. NOTICES: This product has been derived in part from material obtained from the UK Hydrographic Office with the permission of the UK Hydrographic Office, Her Majesty’s Stationery Office.” “© British Crown Copyright, [2026]. All rights reserved. The UK Hydrographic Office (UKHO) and its licensors make no warranties or representations, express or implied, with respect to this product. The UKHO and its licensors have not verified the information within this product or quality assured it. Terms of Use: http://seanav.net/termsofuse.php Privacy Policy: http://seanav.net/privacy.php Support: help@pocketmariner.com

About

ICW Navigate

This marine navigation app is designed for Florida's Intracoastal Waterway, offering NOAA charts, tide data, weather forecasts, and a unique water safety rating. It provides essential tools for boaters to plan and execute safe journeys along the coast.

Highlights
  • NOAA nautical charts
  • Real-time tide intelligence
  • Marine weather forecasting
  • Exclusive Water Safety Rating
  • Turn-by-turn route navigation (Premium)
  • Saved waypoints and routes (Premium)
  • Apple Watch app and widgets (Premium)
Features
Read full description

ITC Navigate — Built for Florida's Intracoastal Waterway. The best of every marine navigation app I've used over the years, combined into one simple, easy-to-use app — you'll love it! ITC Navigate is the definitive marine navigation app for Florida boaters. Purpose-built for the 1,350 miles of protected coastal waterways from Fernandina Beach to Key West, it combines official NOAA nautical charts, real-time tide intelligence, marine weather forecasting, and our exclusive Water Safety Rating in one beautifully designed app. ITC Navigate is FREE to download. Core conditions — the Water Safety Rating, tides, marine weather, and music — are free to everyone, supported by a small banner ad. ITC Navigate Premium unlocks the full navigation experience and removes ads for $0.99/month or $9.99/year. WHAT PREMIUM UNLOCKS • Turn-by-turn route navigation with the on-water HUD • Your own saved waypoints and waypoint sequences • The boater community — shared waypoints and tracks • The Apple Watch app • Home Screen and Lock Screen widgets • An ad-free experience OFFICIAL NOAA NAUTICAL CHARTS • Authoritative NOAA Electronic Navigational Charts (ENCs) • Continuously updated chart data direct from NOAA • Depth soundings, buoys, and aids to navigation • Florida ICW channel geometry highlighted for easy following EXCLUSIVE WATER SAFETY RATING (FREE) A proprietary composite score blending wave height, wind, precipitation, tidal stage, and pressure trend into a single, glanceable percentage — plus a 24-hour forecast rating so you can plan ahead. PRECISION NAVIGATION (PREMIUM) • Real-time GPS with speed (SOG), course (COG), and heading • Persistent navigation HUD: bearing, distance, ETA • Cross-track error indicator with off-route haptic alerts • Pre-loaded ICW waypoints, mile markers, bridges, fuel docks, and anchorages • GPX import and export; long-press to drop waypoints anywhere TIDES & WATER CONDITIONS (FREE) • Auto-selects nearest NOAA CO-OPS tide station • Visual tide curve and 10-day high/low predictions • Current tidal stage and countdown to next event • Live water temperature, air temperature, wind, and pressure MARINE WEATHER FORECAST (FREE) • 10-day daily and 24-hour hourly forecasts • Wave height and swell forecasting • Precipitation probability timeline • Barometric pressure trends • Sunrise and sunset times with countdown APPLE WATCH & WIDGETS (PREMIUM) • Apple Watch app with Water Rating, tide times, wind, and sunset • Home Screen and Lock Screen widgets • Siri shortcuts: "What's the water rating?" and "When's the next high tide?" MUSIC INTEGRATION (FREE) Stream your Apple Music library and playlists while you navigate, with a persistent mini-player on every screen. OFFLINE READY • Download NOAA charts for offline use • Cached tide predictions work without signal • iCloud sync for waypoints and routes across your devices SAFETY NOTICE ITC Navigate is a navigation aid. Always carry official NOAA paper charts as backup and follow all USCG regulations. The Water Safety Rating is advisory only — always exercise your own judgment based on vessel, experience, and conditions. ITC Navigate Premium is an auto-renewable subscription ($0.99/month or $9.99/year). Payment is charged to your Apple Account at confirmation of purchase. Subscriptions renew automatically unless cancelled at least 24 hours before the end of the period; manage or cancel anytime in your App Store account settings. Terms of Use (EULA): https://www.apple.com/legal/internet-services/itunes/dev/stdeula/

Screenshots

SeaNav4 screens
ICW Navigate4 screens

Verdict

The call

The clearest difference is review sentiment: SeaNav at 55% against ICW Navigate's 0%. SeaNav also leads on rating (4.4 vs 2.0) and ads (none vs shown). On price, update cadence, in-app purchases and monetization model there is nothing between them.

Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS

CostPrice · In-app purchases · Ads · Monetization

Both are free to download. SeaNav sells 18 in-app purchases, starting at $4.99 per year and ICW Navigate sells 2 in-app purchases, starting at $0.99 per month. Whichever you choose, the download price is not the number that matters.

ReceptionRating · Positive reviews · Number of ratings

SeaNav holds the better App Store score, 4.4 against 2.0. That said, the two scores are not equally well evidenced: SeaNav has 247 ratings behind it against 1, so its average is the more settled of the two. Written reviews point the same way: 55% of SeaNav's written reviews are positive against 0% of ICW Navigate's.

UpkeepUpdate frequency

SeaNav ships an update every 3 weeks, ICW Navigate fortnightly. The most recent releases landed on October 18, 2026 and October 13, 2026 respectively.

Scorecard5 real differences · 5 level
SeaNav versus ICW Navigate: the parameters behind the verdict, then further details
ParameterSeaNavICW Navigate
PriceFreeFree
Rating4.4 (247 ratings) — better2.0 (1 ratings)
Positive reviews54.7% of reviews — better0.0% of reviews
Number of ratings247 — better1
Update frequencyEvery 3 weeksFortnightly — better
AdsNo — betterYes
In-app purchasesYesYes
MonetizationFree with in-app purchasesFree with in-app purchases
DevicesiPhone, iPad, iPod, Apple Watch — betteriPhone, iPad, Apple Watch
Requires iOS15.6 — better17.0
Further details — not scored
Size159 MB9 MB
Age rating4+4+
DeveloperPocket Mariner Ltd.BassTech Consulting Group

Customer experience

SeaNav

All ratings247 ratings
Positive83.0%
Neutral5.3%
Negative11.7%
Written reviews64 reviews
Positive54.7%
Neutral3.1%
Negative42.2%

ICW Navigate

All ratings1 ratings
Positive0.0%
Neutral0.0%
Negative100.0%
Written reviews1 reviews
Positive0.0%
Neutral0.0%
Negative100.0%

Bugs and requests

SeaNav

Reported bugs

8 issues
  • Frozen/locked app
  • Not picking up vessels or ship traffic
  • App does not open
  • Crashes after crashes
  • Sailing mode crash
Show 3 more
  • Confused and buggy, buttons hidden
  • Crashes when pressing boat button
  • French charts missing information (buoys, wind farms)

Requested features

7 requests
  • Can you see water depth on Apple Watch?
  • Download all purchased charts button
  • Update all purchased charts button
  • Legend for symbols and colors
  • Brief chart reading explainer
Show 2 more
  • Course integration with NMEA 2000 devices
  • Easy export/import of route plans between iOS devices

ICW Navigate

Not enough reviews yet to summarise bugs or requests.

In-app purchases

18 purchases

SeaNav

Subscriptions16
  • Weather charts$4.991 Year
  • New Zealand Charts$5.991 Year
  • NOAA US Raster Charts$9.991 Year
Show 13 more
  • US Charts$9.991 Month
  • Pro Features$10.491 Year
  • Bermuda and BVI Charts$12.991 Year
  • Italy, Sardinia and Sicily$17.991 Year
  • Norwegian Charts$18.491 Year
  • US Charts$19.991 Year
  • Portuguese Charts$19.991 Year
  • BE & NL Charts$20.991 Year
  • Spanish Charts$24.991 Year
  • UK & IE Charts$24.991 Year
  • French Charts$24.991 Year
  • Canadian Charts$26.991 Year
  • Croatian Charts$28.491 Year
One-time2
  • Man Overboard & Anchor Watch$4.99
  • Pro Features$14.99
2 purchases

ICW Navigate

Subscriptions2
  • ICW Navigate Premium$0.991 Month
  • ICW Navigate Premium$9.991 Year

Questions

Is SeaNav free?
SeaNav is free to download, with in-app purchases available.
Is ICW Navigate free?
ICW Navigate is free to download, with in-app purchases available.
Which has better reviews, SeaNav or ICW Navigate?
SeaNav is rated higher. SeaNav averages 4.4 out of 5 from 247 ratings, while ICW Navigate averages 2.0 from 1 ratings.
Do SeaNav or ICW Navigate have ads?
ICW Navigate shows ads; SeaNav does not.
Which is updated more often, SeaNav or ICW Navigate?
SeaNav ships an update every 3 weeks, and ICW Navigate fortnightly. Most recently, SeaNav was updated on October 18, 2026 and ICW Navigate on October 13, 2026.

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