Seapilot vs Memory
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Seapilot
Navigate like a professional with this marine navigation app. It offers vectorized chart data, AIS, and weather forecasts, bringing merchant shipping technology to your mobile device. Plan trips, track your vessel, and access advanced navigation tools.
- Vectorized S-57 chart data
- Automatic Identification System (AIS)
- Built-in weather forecasts
- Positioning and background positioning via GPS
- Man Overboard function
- Premium features like Weather Routing
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Professional marine navigation used to require an expensive GPS plotter. Now, same technology used in merchant shipping is available for the iPad and iPhone. Seapilot lets you navigate like a pro with vectorized S-57 chart data from National Maritime Administrations. This is the first navigation app to feature Automatic Identification System (AIS) and built in weather forecasts, when within a mobile network. Charts and features available as In-App Purchase. Use it to navigate, to plan tomorrow’s boat trip or reminisce about yesterday’s. (PS. Even works in your sofa at home.) Seapilot features: • Free trial period of included functionallity • Professional navigation based on merchant shipping standards for ECDIS (Electronic Chart Display and Information System) • S-57 chart data (In-App Purchase) and AIS data from National Maritime Administrations • Developed by True Heading, leaders in marine navigation and communication at sea, with cutting-edge AIS and VHF know-how Functions: Δ Positioning and background positioning via GPS (Continued use of GPS running in the background can dramatically decrease battery life) Δ Visualization of S-57 chart data from National Maritime Administrations Δ Autonomous navigation - charts (In-App-purchase) downloaded to the device Δ Option of tracking your own boat on the chart Δ Displays position, course and speed Δ Adjustable own speed and course vector Δ Man Overboard function Δ Display settings for day, dawn/dusk and night Δ Past track Δ Plotting/marking objects Δ Electronic bearing and range marker from own vessel Δ True Motion and adjustable North Up / Head Up chart orientation Δ Chart object search Δ AIS target search Δ Setting of safety contour (2, 3, 6, 10 and 15 meters) Δ World chart for rough overview/orientation Δ Facebook integration; share position with friends or all users, list friends, show friends or all users on chart, post on was Premium: Δ Routes Δ Weather Routing Δ Weather Forecast, High quality 5-day Coastal Weather Forecasts. Δ AIS data from National Maritime Administrations via Internet (3G or WLAN) Δ Course and speed vector for AIS targets Δ NMEA-0183 interface for connecting external GPS/AIS via WIFI Δ Import/Export to GPX-file == Auto-renewable subscriptions in Seapilot == • Seapilot Premium, Annual Subscription: $39.99 • Swedish Charts with automatic updates, Annual Subscription: $8.99 Payment will be charged to iTunes Account at confirmation of purchase Subscription automatically renews unless auto-renew is turned off at least 24-hours before the end of the current period Account will be charged for renewal within 24-hours prior to the end of the current period, and identify the cost of the renewal Subscriptions may be managed by the user and auto-renewal may be turned off by going to the user’s Account Settings after purchase No cancellation of the current subscription is allowed during active subscription period Privacy Policy https://seapilot.com/privacy End User License Agreement https://seapilot.com/eula/ ==== Requirements: iOS 7.0 or later, iPad or iPhone with GPS. (External GPS unit can be used for other models.) Based on 140 years of experience, Seapilot has been developed by True Heading (www.trueheading.se/us) – experts at AIS, VHF, marine navigation and communication at sea. • True Heading is a leader in AIS products with over 40 years of navigation experience. – An authority on professional navigation. Contact: Your input is essential in helping us further develop Seapilot. Feel free to contact us at info@seapilot.com. For the latest info, like Seapilot on www.facebook.com/seapilot.se
Memory
Navigate anywhere with offline maps and GPS. Access a vast library of global maps, plan routes, and track your journey without a mobile data connection. Sync data across devices for seamless planning and navigation.
- Offline GPS navigation
- Downloadable global maps
- Route planning and editing
- 3D World map view
- Interactive terrain elevation profiles
- Cloud sync across devices
- GPX file import/export
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Download maps for Offline GPS Navigation. No mobile data connection required. Your favorite maps and charts from OS, Hema, NOAA, and many more. Immersive 3D World map view Fully customizable map, data display and toolbar buttons. Powerful overlay data management, using nested categories and GPX files Backup and load maps from thumb drive. Use the same maps and sync your overlay data to other mobile devices and desktop computers Interactive Route Profile showing terrain elevation Track Altitude and Speed profile graphs Show terrain ascent, descent, max elevation and estimated time for planned route The Memory-Map for All app turns your phone or tablet into a full-featured Outdoor GPS or Marine Chart Plotter, and allows you to navigate with USGS Topo maps, NOAA Marine charts, and many other specialist maps, without needing a mobile internet signal. Maps are downloaded on-the-fly and can be pre-loaded in bulk, so they are ready to be used offline. Once the app and maps are loaded to the phone or tablet, cellular network coverage or internet connection is not required for real time GPS navigation. The Memory-Map for All app can be used as a standalone GPS navigator, but it can also be used in conjunction with the Windows PC or Mac app (free download) for planning, printing and loading up maps, waypoints and routes to the phone/tablet. Memory-Map for All includes free access to 1:250,000 scale topographic maps and many other free maps around the world. More detailed maps are available for download and purchase with a free try-before-you-buy, time-limited demo option. Available maps include Ordnance Survey, Hema, USGS quads, NOAA, UKHO, and DeLorme. Maps can be used on your PC as well as your phone and tablet. The Cloud Sync feature allows you to keep the overlay data consistent on all your devices. Features include: Access a vast range of Worldwide maps and charts. Automatically downloads a free map of your current location Create and edit marks and routes. Import and export marks, routes and tracks in the open GPX format Interactive graphs of terrain elevation, GPS Altitude and Speed profile Display; Position, Course, Speed, Heading, Altitude and averages Position coordinates include Lat/Long, UTM, GB Grid, Irish Grid, Military Grid. Units displayed in Statute, Nautical or Metric, with separate unit setting for Height Support for GPS and Compass sensors, where available. Placename search index can be used offline. Moving map, lock GPS position and automatically scroll the map Records breadcrumb trail / tracklogs. Share position marks, routes and tracklogs as GPX files Full marine instrumentation features, with AIS, DSC and Anchor alarm NMEA data interface via WiFi for marine instruments Barometer & relative altitude Import custom icons for POI Alarms for mark proximity, Anchor, Geofence or Exclusion zone, Crostrack error
Screenshots
Verdict
The clearest difference is rating: Memory at 4.9 against Seapilot's 2.9. Memory also leads on review sentiment (80% vs 38%) and in-app purchases (none vs 18). Seapilot's advantage is iOS requirement (9.3 vs 14.0). On price, ratings volume, update cadence and ads 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
Both are free to download. Seapilot sells 18 in-app purchases, starting at $8.99 per year. Memory asks for nothing beyond the download.
Memory holds the better App Store score, 4.9 against 2.9. Both are backed by a comparable volume of ratings — 15 and 10 respectively. Written reviews point the same way: 38% of Seapilot's written reviews are positive against 80% of Memory's.
Both ship on a similar rhythm, roughly every 3 months. Both last shipped on September 30, 2026.
| Parameter | Seapilot | Memory |
|---|---|---|
| Price | Free | Free |
| Rating | 2.9 (15 ratings) | 4.9 (10 ratings) — better |
| Positive reviews | 38.1% of reviews | 80.2% of reviews — better |
| Number of ratings | 15 — better | 10 |
| Update frequency | Every 3 months | Every 3 months |
| Ads | No | No |
| In-app purchases | Yes | No — better |
| Monetization | Free with in-app purchases | Free with in-app purchases |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Requires iOS | 9.3 — better | 14.0 |
| Further details — not scored | ||
| Size | 107 MB | 42 MB |
| Age rating | 4+ | 4+ |
| Developer | Seapilot | Memory-Map |
Customer experience
Seapilot
Memory
Bugs and requests
Seapilot
Not enough reviews yet to summarise bugs or requests.
Memory
Reported bugs
10 issues- App won't close properly with swipe-up gesture on iPhone
- Startup error message about improper closure
- Maps fail to download on new devices
- GPS location not detected on iPad despite enabled settings
- App switching gesture interferes with map centering
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- Dynamic Island doesn't show navigation instructions
- Zoom limits restrict detailed trail viewing
- Auto map change on zoom behaves unexpectedly
- Help function is inadequate/useless
- Cut-and-paste doesn't work on Mac desktop application
Requested features
14 requests- Apple CarPlay support
- Map auto-rotation to direction of travel
- More custom waypoint icons (food drop, water source, campsite, etc.)
- Better route optimization with more waypoints
- Map orientation options (North-up vs. route-up)
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- Postcode and OS grid reference search
- Location beacon within software
- More detailed maps for Australian regions (SA, NT)
- Foreign/European map availability
- Historical map access
- Font size control for map labels
- Bulk waypoint customization on import
- Course heading-up feature
- Built-in POI overlay list
In-app purchases
Seapilot
- Swedish charts with automatic updates$8.991 Year
- East Canadian charts$14.491 Year
- West Canadian$14.491 Year
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- Spanish charts with automatic updates$17.491 Year
- Finnish charts$19.491 Year
- Dutch charts$19.491 Year
- Irish charts$19.491 Year
- British charts$19.491 Year
- German charts$23.491 Year
- Croatian charts with automatic updates$26.491 Year
- Portuguese charts with automatic updates$26.491 Year
- Greek charts with automatic updates$34.991 Year
- Premium$39.991 Year
- French charts$50.991 Year
- US EastFree
- US WestFree
- US-Great Lakes. One year subscription.$11.99
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- US-West. One year subscription.$13.99
Memory
No in-app purchases









