Nautical Calculator Pro Downloads & RevenueNautical Calculator Pro · App Store
Nautical Calculator Pro is #13 in Navigation Paid in Italy and charting in 7 of 30 countries we track.
Updated 8 Nov 2026 · rankings refresh through the day
24 Sep 2026Nautical Calculator Pro update history & changes
Last change · 16 events since 27 Mar 2019Full timeline ↓Full timeline · 16 events
- 📈Nautical Calculator Pro charting in a new countryChina
- 📈Nautical Calculator Pro entered the top 100Top Paid · Navigation · US
- 📈Nautical Calculator Pro charting in a new countryUnited States
- 📈Nautical Calculator Pro entered the top 10Top Paid · Navigation · IT
- 📈Nautical Calculator Pro entered the top 100Top Grossing · Navigation · IT
- 📈Nautical Calculator Pro new best rank in the overall chart: #53Top Paid · All Apps · PH
- 📈Nautical Calculator Pro entered the top 100Top Paid · All Apps · PH
- 📈Nautical Calculator Pro charting in a new countryPhilippines
- 📈Nautical Calculator Pro charting in a new countryThailand
- 📈Nautical Calculator Pro entered the top 10Top Paid · Navigation · IN
- 📈Nautical Calculator Pro entered the top 100Top Grossing · Navigation · IN
- 📈Nautical Calculator Pro entered the top 100Top Paid · Navigation · DE
- 📈Nautical Calculator Pro charting in a new countryGermany
- 🆕Nautical Calculator Pro first spotted by AppInsider#62 in Top Paid · Navigation · Italy
- 📦Nautical Calculator Pro version 13.0.4No release notes
- 🆕Nautical Calculator Pro released on the App Store
Collected from the stores by AppInsider since we first spotted the app. Dates are when we saw each change.
Navigation PaidNautical Calculator Pro at a glance
AI summary written from our chart and store data, 2026-10-23. It can be wrong: check the numbers above.
Nautical Calculator Pro is a specialized offline tool for professional mariners and navigators that solves complex celestial, tidal, and route-planning calculations. The app holds a strong niche position as the #3 paid navigation app in Italy, with moderate traction in Indonesia and India, indicating steady demand in specific regional markets despite zero user ratings.
Similar apps: Navionics, OpenCPN, CalTopo
Nautical Calculator Pro on the App Store
App details
Nautical Calculator Pro downloads
Worldwide, per day, and installs to date. The band is open; the exact number is free with an account.
How this is calculated
Active users
All platforms, worldwide. Free with an account.
How this is calculated
Where it ranks now
Every top chart it appears in across 30 countries.
| Country | Charts | Rank |
|---|---|---|
| Italy | NavigationPaid | #13 |
 India | NavigationPaid | #40 |
 Indonesia | NavigationPaid | #30 |
 China | NavigationPaid | #200 |
 South Korea | NavigationPaid | #117 |
 Russia | NavigationPaid | #99 |
 United Arab Emirates | NavigationPaid | #144 |
Apps near Nautical Calculator Pro on the chart
Navigation Paid, around #13.
Ratings
App Store, worldwide.
Review momentum
ⓘ How we measure thisReview momentum (0-100) blends how fast the app collects ratings compared with other apps in its category (60%), whether that pace is speeding up (25%) and what recent raters give it (15%; recent stars well below lifetime pull it down). Ratings counts are read daily. A jump usually means a launch, a feature, ads or a new review prompt.
What users say about Nautical Calculator Pro
From recent reviews.
About Nautical Calculator Pro
The main features are :
- Calculate Route (solves 2nd navigation problem)
- Calculate point on Rhumb Line (solves 1st navigation problem)
- Calculate point on Great Circle (solves 1st navigation problem)
- Calculate point on WGS84 (solves 1st navigation problem)
- Calculate Average speed
- E.T.A. calculation
- Route plan, for manual waypoints planning
- Waypoint route
- Compisite sailing with parallel limit
- Rhumb Line Parallel/Meridian intersection
- Follow on same Rhumb Line route
- Opposite course rendez vous
- Route correction
- Calculate Amplitude at sunset and sunrise and magnetic compass deviation
- Compass detections
- Solves Drift problem
- Solves Tides problem
- Solves Tidal current problem
- Wind calculation with Beaufort classification
- ABC Tables (azimuth, initial course, right ascension with unknow star)
- Nautical almanac
- Celestial Navigation with position line
- Meridian transit
- Celestial observation
- Coastal navigation
- Wheel Over
- Draft survey
- Converter
- Anchorage
- Interpolation
In routes feature there is a world map: it isn't a nautical chart and is not for use as a saling chart, but as a simple general means of showing the courses through the water on earth, this map isn't for navigational purposes.
No need connection for show the map; the map will be downloaded only one time.
The map, for size limit, will be show for scale over 60-70 Nm.
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Latest updates
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