C vs iHoy Captain
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
C
Access up-to-date nautical charts for global exploration and planning. Save points of interest and routes, record tracks, and view marine weather. Upgrade for offline maps, GPS, and advanced features like shaded relief and AIS.
- Free chart viewer
- Autorouting
- Personal waypoints
- Track recording
- Marine weather forecasts
- Offline map downloads
- High-resolution bathymetry
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The C-MAP® App is the perfect companion for recreational boaters and water-lovers. Available on Mobile, Tablet or PC, you’ll always be able to access the most up to date C-MAP charts, wherever in the world you are. With full features, allowing you to explore, plan and save Points of Interest and Routes from wherever you are, the C-MAP App is the perfect aid to navigation for savvy boaters. The C-MAP App Includes: - FREE Chart Viewer - Autorouting™ – find the best route to your favourite places - Personal Waypoints - Track Recording - Thousands of pre-loaded Points of Interest - Marine Weather Forecast - Weather Along the Route - Weather Overlay - Chart Personalisation - Import & Export GPX Files – share your Routes, Tracks or Waypoints with friends - Measure Distance Tool Upgrade to Premium to unlock additional features, including: - Full GPS Functionality - Offline Map Downloads - REVEAL Shaded Relief - High-Resolution Bathymetry - Custom Depth Shading - AIS & C-MAP Traffic Try before you buy… Experience C-MAP App Premium for yourself, with a free 14-day trial (3-day trial in Denmark and Sweden). The C-MAP App updates on a continual basis, ensuring the latest, most up-to-date maps are always at your fingertips. 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. Links to Your Privacy Policy and Terms of Use. Any unused portion of a free trial period, if offered, will be forfeited when the user purchases a subscription to that publication, where applicable Privacy Policy: https://www.brunswick.com/dsar Terms of Service https://appchart.c-map.com/tos.html
iHoy Captain
Control your boat's autopilot and navigate with nautical charts directly from your mobile device. Enjoy features like remote maneuvering, motion control, and dual screen modes for a user-friendly experience. It also provides essential weather information for your trips.
- Nautical chart access
- Mobile autopilot control
- Remote boat maneuvering
- Motion-based steering
- Dual screen display options
- Meteo information
- Multi-user functionality
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We'd be happy to tell you about iHoy Captain: - iHoy Map You can easily access nautical charts. (iHoy Captain device is not required.) - Quick Installation iHoyCaptain can be installed in minutes by yourself. No need to pay for extra service fees. - Autopilot A true autopilot experience using your mobile phone that provides fuel efficiency, safety and extra comfort. User firendly dual mode screens for ease of use. - Remote Just use you phone to maneuver your boat from anywhere on board. No need to interrupt joy to go back to kokpit. - Motion mode: Just tilt your phone right and left and see your boat turns port/starboard accordingly. Yes, it is doable by iHoy. - Dual Screen You like more user friendly screens, you have it. You like machine-like screens, you have it too. Just tilt your phone 90 degrees. - Compatibility iHoy Captain is compatible with most boats 15 meters and below. Just chek you steering wheel shaft being 0,75”. - Information Check out iHoy Captain’s info page before your trip. iHoy Captain provides you main meteo information such as wind, wave, humidity, temperature. - Multiuser Buy iHoy Captain only once, then not only you but whoever you authorised can use full functionality by simply downloading iHoy Captain free of charge. - Safe iHoy Captain can be engaged/disangaged by a simple mechanical move. You can get manuel control instantly anytime. Note: iHoy Captain device required. Terms Of Use: https://ihoycaptain.com/assets/docs/terms_of_use_en.pdf
Screenshots
Verdict
The clearest difference is review sentiment: iHoy Captain at 100% against C's 51%. iHoy Captain also leads on update cadence (weekly vs every 6 weeks). C's advantage is chart position (#104 vs unranked). On price, ads, 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
Both are free to download. C sells 10 in-app purchases, starting at $1.99 per month and iHoy Captain sells 13 in-app purchases, starting at $9.99 per year. Whichever you choose, the download price is not the number that matters.
C ships an update every 6 weeks, iHoy Captain weekly. The most recent releases landed on October 2, 2026 and September 18, 2026 respectively.
| Parameter | C | iHoy Captain |
|---|---|---|
| Price | Free | Free |
| Rating | 4.5 (2.3K ratings) — better | — |
| Positive reviews | 51.0% of reviews | 100.0% of reviews — better |
| Number of ratings | 2.3K — better | — |
| Update frequency | Every 6 weeks | Weekly — better |
| Ads | No | No |
| In-app purchases | Yes | Yes |
| Monetization | Free with in-app purchases | Free with in-app purchases |
| Best chart rank | #104 — better | — |
| Devices | iPhone, iPad, iPod — better | iPhone, iPad |
| Requires iOS | 15.1 — better | 16.6 |
| Further details — not scored | ||
| Size | 169 MB | 85 MB |
| Age rating | 4+ | 12+ |
| Developer | Navico Norway AS | iHoy |
Customer experience
C
iHoy Captain
Bugs and requests
C
Reported bugs
4 issues- App crashes when trying to save tracks or routes
- Offline maps fail to download or disappear
- Depth/contour data inaccurate or not displaying properly
- Login and authentication issues preventing access
Requested features
4 requests- Add mast height/clearance feature
- Improve AIS integration and functionality
- Allow more customization of map views and data
- Provide better customer support and communication
iHoy Captain
Not enough reviews yet to summarise bugs or requests.
In-app purchases
C
- Embark Advanced Weather$1.991 Month
- Embark Offline Maps USA$2.491 Month
- Annual Subscription14 Days trial$14.991 Year
Show 7 moreShow fewer
- Annual subscription14 Days trial$14.991 Year
- Region14 Days trial2 variants$18.991 Year
- North America14 Days trial$23.491 Year
- Maps Lakes South East USA14 Days trial$25.991 Year
- Annual Subscription14 Days trial$29.991 Year
- Caribbean14 Days trial$32.991 Year
- Maps USA East Coast & Bahamas14 Days trial$39.991 Year
iHoy Captain
- Montenegro Folio14 Days trial$9.991 Year
- Germany Folio14 Days trial$9.991 Year
- United States Folio14 Days trial$9.991 Year
Show 10 moreShow fewer
- Brazil Folio$19.991 Year
- Tonga Folio14 Days trial$19.991 Year
- Niue Folio14 Days trial$19.991 Year
- Tokelau Folio14 Days trial$19.991 Year
- Samoa Folio14 Days trial$19.991 Year
- Colombia - Caribbean Sea 214 Days trial$39.991 Year
- Colombia - Pacific Ocean 114 Days trial$39.991 Year
- Colombia - Caribbean Sea 314 Days trial$39.991 Year
- Colombia - Pacific Ocean 214 Days trial$39.991 Year
- Colombia - Pacific Ocean 314 Days trial$39.991 Year








