C vs Nautica RdP
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
Nautica RdP
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Nautica RdP es la app de la comunidad náutica del Río de la Plata y el Delta del Paraná: mareas, clima, carta náutica, tránsito de buques (AIS), navegación con GPS y una red social para navegantes y pescadores. MAREAS Y RÍOS • Alturas y pronósticos de marea con datos del Servicio de Hidrografía Naval (https://www.hidro.gob.ar) • Datos hidrológicos del Instituto Nacional del Agua (https://www.ina.gob.ar) • Medición en tiempo real de la estación hidrométrica del canal de acceso a Puerto La Plata, AGPSE (https://hidrografia.agpse.gob.ar) • Alertas de marea alta y baja configurables CLIMA Y VIENTO • Pronóstico meteorológico horario y extendido (MET Norway, https://www.met.no) • Viento y oleaje marino (NOAA, https://www.noaa.gov) • Mapa de viento interactivo NAVEGACIÓN • Carta náutica con capas de OpenSeaMap (https://www.openseamap.org) • Posición GPS con rumbo y velocidad, grabación de recorridos y exportación GPX • Tránsito de buques en tiempo real (AIS): cargueros, tanqueros y veleros con nombre, rumbo y destino • Alarma de fondeo y favoritos con notas • Mapas descargables para navegar sin conexión SEGURIDAD • Botón SOS que envía tu ubicación en tiempo real a tus contactos de emergencia • Compartir tu navegación en vivo con quien elijas • Guía de seguridad náutica y números útiles COMUNIDAD • Noticias náuticas del Río de la Plata seleccionadas a diario • Foro de navegantes, chat con mensajes de voz y llamadas, historias y marketplace náutico • Barlo, el asistente virtual con datos náuticos en tiempo real Pensada por y para la gente del río: desde el Tigre hasta La Plata, del Guazú al canal Emilio Mitre. Descargala gratis y sumate a la comunidad. Términos de Uso (EULA): https://nauticardp.com.ar/terminos
Screenshots
Verdict
The clearest difference is update cadence: Nautica RdP at every 2 days against C's every 6 weeks. C's advantage is chart position (#113 vs unranked). On price, ads, in-app purchases 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
Both are free to download. C sells 10 in-app purchases, starting at $1.99 per month and Nautica RdP sells 3 in-app purchases, starting at $2.99 per month. Whichever you choose, the download price is not the number that matters.
C ships an update every 6 weeks, Nautica RdP every 2 days. The most recent releases landed on October 26, 2026 and October 24, 2026 respectively.
| Parameter | C | Nautica RdP |
|---|---|---|
| Price | Free | Free |
| Rating | 4.5 (2.4K ratings) — better | — |
| Positive reviews | 51.0% of reviews | — |
| Number of ratings | 2.4K — better | — |
| Update frequency | Every 6 weeks | Every 2 days — better |
| Ads | No | No |
| In-app purchases | Yes | Yes |
| Monetization | Free with in-app purchases | — |
| Best chart rank | #113 — better | — |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Requires iOS | 15.1 | 15.1 |
| Further details — not scored | ||
| Size | 169 MB | 44 MB |
| Age rating | 4+ | 4+ |
| Developer | Navico Norway AS | Leonel Vazquez |
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
Nautica RdP
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
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- 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
Nautica RdP
- Nauti+ Monthly$2.991 Month
- Nauti+ Quarterly$7.993 Months
- Nauti+ Annual$29.991 Year









