Comparison

Nav GC vs Celestial Navigation 360

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

Head to head
About

Nav GC

Calculate distances and headings between two points using great circle navigation. Input speed to determine travel time. Utilizes GPS for current location or allows manual input.

Highlights
  • Great circle distance calculation
  • Heading calculation
  • Travel time estimation
  • GPS integration
  • Manual position input
  • Compass functionality
  • GPS speed and course display
Features
Read full description

Great circle navigation. -Calculate distance and heading along the great circle between two positions. -Put in speed and get the time to travel. -Use GPS for start position or own input. -Compass. -GPS speed and GPS course.

About

Celestial Navigation 360

Read full description

Each measurement taken with a sextant (a 'sight') converts to a line of position (LoP) on a chart, the intersections of two or more such lines providing a position fix Use this app to plan/enter sights and inspect the resulting LoPs -- Features -- * Realtime or frozen computed horizon in panoramic projection. Use for star/planet identification, sight preparation and entry, true bearings etc. * Sight reduction (ephemerides calculated internally) for the 58 almanac-listed navigational stars. Extendable to the sun, moon and planets via subscription * Almanac rising/setting/transits/twilights * Sextant-like functionality via the camera Licensed under Apple's standard End User License Agreement (EULA), available at: https://www.apple.com/legal/internet-services/itunes/dev/stdeula/

Screenshots

Nav GC2 screens
Celestial Navigation 3604 screens

Verdict

The call

The clearest difference is price: Celestial Navigation 360 at Free against Nav GC's $0.99. Celestial Navigation 360 also leads on update cadence (monthly vs every 29 months). Nav GC's advantage is in-app purchases (none vs 2) and iOS requirement (15.6 vs 18.6). On ads 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

Celestial Navigation 360 is free to download; Nav GC costs $0.99 up front. Celestial Navigation 360 sells 2 in-app purchases, starting at $4.99 per month. Nav GC asks for nothing beyond the download.

UpkeepUpdate frequency

Nav GC ships an update every 29 months, Celestial Navigation 360 monthly. The most recent releases landed on November 1, 2026 and October 30, 2026 respectively.

Scorecard4 real differences · 6 level
Nav GC versus Celestial Navigation 360: the parameters behind the verdict, then further details
ParameterNav GCCelestial Navigation 360
Price$0.99Free — better
Rating1.0 (1 ratings) — better—
Positive reviews0.0% of reviews—
Number of ratings1 — better—
Update frequencyEvery 29 monthsMonthly — better
AdsNoNo
In-app purchasesNo — betterYes
MonetizationPaid—
DevicesiPhone, iPodiPhone, iPad
Requires iOS15.6 — better18.6
Further details — not scored
Size2 MB1 MB
Age rating4+4+
DeveloperdomesticusdevelopNicholas Braun

In-app purchases

None

Nav GC

No in-app purchases

2 purchases

Celestial Navigation 360

Subscriptions2
  • month$4.991 Month
  • year$17.991 Year

Questions

Is Nav GC free?
Nav GC costs $0.99, with no in-app purchases.
Is Celestial Navigation 360 free?
Celestial Navigation 360 is free to download, with in-app purchases available.
Do Nav GC or Celestial Navigation 360 have ads?
Neither Nav GC nor Celestial Navigation 360 shows ads.
Which is updated more often, Nav GC or Celestial Navigation 360?
Nav GC ships an update every 29 months, and Celestial Navigation 360 monthly. Most recently, Nav GC was updated on November 1, 2026 and Celestial Navigation 360 on October 30, 2026.

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