# CamSextant vs Nautical Calculator Preview

The clearest difference is rating: Nautical Calculator Preview at 5.0 against CamSextant's 4.5. Nautical Calculator Preview also leads on update cadence (every 2 weeks vs every 5 months). CamSextant's advantage is ads (none vs shown) and monetization model (free vs ad-supported). On price, in-app purchases and device support there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

Nautical Calculator Preview holds the better App Store score, 5.0 against 4.5. That said, the two scores are not equally well evidenced: CamSextant has 8 ratings behind it against 1, so its average is the more settled of the two.

CamSextant ships an update every 5 months, Nautical Calculator Preview every 2 weeks. The most recent releases landed on November 6, 2026 and November 7, 2026 respectively.

## The numbers

| Metric | CamSextant | Nautical Calculator Preview |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.5 (8 ratings)](https://appshunter.io/ios/app/camsextant/id1076411081/reviews) | **[5.0 (1 ratings)](https://appshunter.io/ios/app/nautical-calculator-preview/id1534074231/reviews)** |
| Number of ratings | **8** | 1 |
| Positive reviews | 50.0% of reviews | — |
| In-app purchases | No | No |
| Ads | **No** | Yes |
| Update frequency | Every 5 months | **Every 2 weeks** |
| Monetization | **Free** | Ad-supported |
| Size | 26 MB | 33 MB |
| Requires iOS | **11.0** | 17.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Omar reis](https://appshunter.io/developer/687921629) | [The Vu Cong](https://appshunter.io/developer/1532372627) |

## What reviewers say

### CamSextant

[App page](https://appshunter.io/ios/app/camsextant/id1076411081)

This app functions as a celestial navigation tool, enabling users to take altitude measurements of celestial bodies using their phone. It provides real-time star and planet identification, automatic astronomical position calculations, and a perpetual nautical almanac.

**Highlights:** Celestial object altitude measurement, Real-time star and planet identification, Automatic astronomical position calculation, Perpetual nautical almanac, Audio star name and altitude announcement, Horizon calibration

**Features:** Vision Pro support

**In-app purchases:** none


### Nautical Calculator Preview

[App page](https://appshunter.io/ios/app/nautical-calculator-preview/id1534074231)

This app assists with critical marine navigation and maneuvering tasks. It offers real-time ship movement tracking, route planning, and complex sailing calculations. Additionally, it provides tools for collision avoidance, learning maritime regulations, and accessing a nautical almanac.

**Highlights:** Real-Time Ship Movement, Route Planning, Mercator & Great Circle Sailing, Collision Avoidance, Nautical Almanac, COLREG Rules & Marine Signalization, Unit Conversion

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is CamSextant free?

CamSextant is free to download, with no in-app purchases.

### Is Nautical Calculator Preview free?

Nautical Calculator Preview is free to download, with no in-app purchases.

### Which has better reviews, CamSextant or Nautical Calculator Preview?

Nautical Calculator Preview is rated higher. CamSextant averages 4.5 out of 5 from 8 ratings, while Nautical Calculator Preview averages 5.0 from 1 ratings.

### Do CamSextant or Nautical Calculator Preview have ads?

Nautical Calculator Preview shows ads; CamSextant does not.

### Which is updated more often, CamSextant or Nautical Calculator Preview?

CamSextant ships an update every 5 months, and Nautical Calculator Preview every 2 weeks. Most recently, CamSextant was updated on November 6, 2026 and Nautical Calculator Preview on November 7, 2026.

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*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*