Comparison

iNavX vs Marine Navigation

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

Head to head
About

iNavX

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.

Highlights
  • Worldwide marine chart access
  • Real-time GPS plotting
  • Waypoint and route management
  • GRIB weather forecasts
  • AIS integration
  • Nautical instrument connectivity
Features
Read full description

Marine navigation is made easy with iNavX - the world's #1 handheld Chartplotter. Access marine charts, maps, weather, AIS and more! iNavX is the only app to give you complete worldwide chart coverage, from all your favorite charts providers, including the ALL NEW iNavX Professional+ Chart series! Fully enabled with one-touch access, iNavX gives users access to the broadest set of marine charts and maps from multiple providers including: • iNavX Professional+ Charts • Blue Latitude • CHS • Explorer • Theyr Weather • Waterway Guide • … and more How does iNavX take handheld marine navigation to the next level? • Sailors - Plan sailing routes with waypoint and route management. Get proactive sail management with GRIB weather forecasts and then keep watch with AIS overlays and integration with your onboard systems. Plus, you can remember your great sailing locations by geotagging photos. • Boaters - Stay up to date on boating conditions with forecasts that include currents, winds, and swells. Manage your boating equipment with nautical instrument integration and then save great boating routes to share with the track log. • Anglers - Discover new fishing spots by scouting out holes and inlets. Locate the best fishing conditions by identifying cold fronts and save your best fishing spots with unlimited markers. Advanced features - iNavX is the most feature rich app available for all sailing and boating needs at a great price: Advanced Chart Plotter • Plot your position in real-time using your device's built-in GPS • Pan, zoom, and rotate charts (including course up) • Print detailed charts to use in combination with the app Advanced Navigation • Create waypoints and plan routes to navigate between them • Track log allows you to record your route • Import/export data in KML (Google Earth) or GPX format Advanced Instrumentation • Supports NMEA data over TCP/IP (using Wifi) • Integrates with external GPS, AIS receivers & transponders • Connect nautical instruments: Depth, Speed, Wind, Engine, Batteries, etc. Essential Toolkit • GRIB weather forecast • Tides/currents • Anchor alarm • AIS integration • Port/navaid search Download iNavX TODAY and automatically receive a complimentary copy of the official and up-to-date high-resolution NOAA RNC United States marine raster charts. REVIEWS “iNavX is the original and still one of the best navigation apps.” – Practical Sailor “The most full-featured navigation app around and viewed by many as the standard” – Sail Magazine "The #1 recommended marine charting app" - iMarineApps iNavX is Compatible with: Theyr Weather, Waterway Guide, AIS, Brookhouse, DigitalYacht, ShipModul, vYacht, Vesper Marine, NMEA 2000, Chetco and more. NEW CHART STORE Purchase all your favorite charts. Chart subscriptions vary by chart and provider from $9.99 to $199.99 annually, charged to your iTunes Account, which will automatically renew unless cancelled at least 24 hours before the end of the current period. Auto-renew can be turned off anytime by going to your Account Settings in iTunes after purchase. No cancellation of the current subscription is allowed during active subscription period. NOTE: Continued use of GPS running in the background can dramatically decrease battery life. MORE INFO Website: http://inavx.com/ User's Guide: http://inavx.com/help/ Terms of Use: http://inavx.com/terms Privacy Policy: http://inavx.com/privacy

About

Marine Navigation

This app offers a one-time purchase offline GPS chartplotter, giving you lifetime ownership of your maps without subscriptions or data tracking. It provides reliable navigation for sailors and fishermen, with an optional PRO subscription for advanced features.

Highlights
  • Offline GPS chartplotter
  • One-time purchase, own forever
  • Proprietary S57 engine
  • Unlimited custom maps
  • Global offline tides
  • Fish forecast
Features
Read full description

MARINE NAVIGATION — Offline GPS Chartplotter You Own Forever Tired of apps renting your maps every year? Worried about your secret fishing spots being tracked or sold? It’s time to take back control. Marine Navigation is the GPS chartplotter you buy once and own for life. No hidden fees, no forced subscriptions. Since 2009, sailors, fishermen, and sea lovers have trusted us for reliable, offline navigation that respects their privacy. CHOOSE YOUR WAY TO NAVIGATE - Try Free: Download Marine Navigation Lite to explore the basics. - Full Version (One-Time Purchase): Get the complete offline chartplotter that’s yours forever. - Go PRO (Optional Subscription): Unlock professional-grade tools and navigate without limits. Your choice: own it once, or subscribe for more — total freedom. GO PRO — THE ULTIMATE NAVIGATION For the serious navigator, we built something extraordinary. The PRO version is more than just features; - PROPRIETARY S57 ENGINE: This is our masterpiece. Our custom S57 renderer brings official Electronic Navigational Charts (ENC) to your device with a speed and detail once reserved for systems costing thousands. - UNLIMITED CUSTOM MAPS: Our most revolutionary feature, supercharged. Scan a paper chart, import a satellite image of a wreck, or even use a treasure map. Our powerful georeferencing tool lets you turn any image into a fully navigable, offline chart in minutes. Your knowledge, mapped. - GLOBAL OFFLINE TIDES: Accurate tidal data for any point on the map, calculated on your device. No internet needed, powered by the high-precision FES2022b global model. - ADVANCED TOOLS: Overlay multiple maps, adjust transparency, and gain a level of control that competitors simply cannot match. - FISH FORECAST (NEW): Fish Forecast helps you plan fishing trips with an Activity Score, built from Solunar, plus real fishing weather and ocean conditions. YOUR DATA IS SACRED We respect your privacy. We don’t track you. We don’t analyze your locations. We never sell your data. Everything you save stays safely on your device. Your fishing spots remain yours — always. FULL VERSION — EVERYTHING YOU NEED - RELIABLE OFFLINE MAPS: Download your charts and navigate with confidence far from shore. Our entire download system has been rebuilt from the ground up based on user feedback for total clarity and control. - COMPLETE GPS NAVIGATION: Create routes, record tracks, set a visual anchor alarm, use the compass (true/magnetic), and monitor your speed and direction. - NEW! ADVANCED VISUAL WAYPOINTS: Take total control of your map. Organize your spots with a library of custom icons and colors, then go beyond a simple pin: turn your chart into an intelligent log. Tag any location with the exact bait that worked, the type of fishing, catch details, and other crucial conditions. - WIDE CHART SELECTION: Access NOAA Raster & ENC, ESRI Satellite Imagery, OpenSeaMap, Bathymetric Maps, and more. - USEFUL TOOLS: Basic weather, moon & sun phases, GPX import/export. WHY CHOOSE MARINE NAVIGATION? - Freedom of Choice: Buy once for life, or subscribe to PRO — you decide. - Privacy First: Your data stays on your device, period. - Unmatched Control: From official S57 charts to your own custom maps. - Trusted by Navigators Worldwide: Reliable and independent since 2009. IMPORTANT NOTICE Good seamanship requires the use of official charts. Marine Navigation is for use with other charts and cannot replace official charts. Use at your own risk. SUBSCRIPTION INFORMATION - The PRO subscription renews automatically unless turned off at least 24 hours before the end of the current period. - You can manage or disable auto-renew in your iTunes Account Settings after purchase. --- Learn more on our official website: www.fishpoints.net Terms of Use: http://www.fishpoints.net/eula/ Privacy Policy: http://www.fishpoints.net/privacy-policy/ Try Marine Navigation and take the helm of your journey. The sea is yours.

Screenshots

iNavX4 screens
Marine Navigation4 screens

Verdict

The call

The clearest difference is price: iNavX at Free against Marine Navigation's $19.99. iNavX also leads on review sentiment (44% vs 30%) and chart position (#101 vs unranked). Marine Navigation's advantage is in-app purchases (none vs 11) and ads (none vs shown). On monetization model and device support 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

iNavX is free to download; Marine Navigation costs $19.99 up front. iNavX sells 11 in-app purchases, starting at $9.99 per month. Marine Navigation asks for nothing beyond the download.

UpkeepUpdate frequency

iNavX ships an update every 5 weeks, Marine Navigation weekly. The most recent releases landed on September 27, 2026 and September 24, 2026 respectively.

Scorecard7 real differences · 4 level
iNavX versus Marine Navigation: the parameters behind the verdict, then further details
ParameteriNavXMarine Navigation
PriceFree — better$19.99
Rating4.8 (22K ratings) — better—
Positive reviews43.7% of reviews — better29.5% of reviews
Number of ratings22K — better—
Update frequencyEvery 5 weeksWeekly — better
AdsYesNo — better
In-app purchasesYesNo — better
MonetizationFree with in-app purchasesFree with in-app purchases
Best chart rank#101 — better—
DevicesiPhone, iPad, iPod — betteriPhone, iPad
Requires iOS13.0 — better18.0
Further details — not scored
Size298 MB107 MB
Age rating4+17+
DeveloperNavX Studios LLCMarco Palaferri

Customer experience

iNavX

All ratings21,564 ratings
Positive95.9%
Neutral2.4%
Negative1.7%
Written reviews460 reviews
Positive43.7%
Neutral6.1%
Negative50.2%

Marine Navigation

Written reviews44 reviews
Positive29.5%
Neutral9.1%
Negative61.4%

Bugs and requests

iNavX

Reported bugs

3 issues
  • Inability to remove waypoints
  • Inconsistent behavior when transitioning International Date Line
  • Disappearing or missing chart data

Requested features

5 requests
  • Seamless chart switching and panning
  • Integrated tidal and current data
  • Support for more chart types and providers
  • Improved route planning and editing tools
  • Automatic chart updates and management

Marine Navigation

Not enough reviews yet to summarise bugs or requests.

In-app purchases

11 purchases

iNavX

Subscriptions11
  • Theyr Premium - Mobile (Monthly) for iOS$9.991 Month
  • iNavX Professional+ USA$29.991 Year
  • Navionics+ USA/Canada (iPhone)$29.991 Year
Show 8 more
  • Navionics+ Caribbean (iPhone)$44.991 Year
  • Theyr Premium Weather1 Year trial$49.991 Year
  • iNavX Professional+ USA Canada$59.991 Year
  • C-MAP World Chart$59.991 Year
  • Explorer Chartbooks - Bahamas$69.991 Year
  • Navionics+ USA/Canada (iPad)$79.991 Year
  • Navionics+ Caribbean (iPad)$79.991 Year
  • AIS Live$99.991 Year
None

Marine Navigation

No in-app purchases

Questions

Is iNavX free?
iNavX is free to download, with in-app purchases available.
Is Marine Navigation free?
Marine Navigation costs $19.99, with no in-app purchases.
Do iNavX or Marine Navigation have ads?
iNavX shows ads; Marine Navigation does not.
Which is updated more often, iNavX or Marine Navigation?
iNavX ships an update every 5 weeks, and Marine Navigation weekly. Most recently, iNavX was updated on September 27, 2026 and Marine Navigation on September 24, 2026.

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