# C vs Aero App

The clearest difference is rating: C at 4.5 against Aero App's 3.3. C also leads on ratings volume (2.4K vs 41) and update cadence (every 6 weeks vs every 3 months). Aero App's advantage is in-app purchases (none vs 11) and review sentiment (63% vs 51%). On price and ads there is nothing between them.

Both are free to download. C sells 10 in-app purchases, starting at $1.99 per month. Aero App asks for nothing beyond the download.

C holds the better App Store score, 4.5 against 3.3. That said, the two scores are not equally well evidenced: C has 2.4K ratings behind it against 41, so its average is the more settled of the two. Written reviews complicate that: 51% of C's written reviews are positive against 63% of Aero App's, so the app with the better star average is not the one people write more warmly about.

C ships an update every 6 weeks, Aero App every 3 months. The most recent releases landed on October 26, 2026 and October 24, 2026 respectively.

## The numbers

| Metric | C | Aero App |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.5 (2.4K ratings)](https://appshunter.io/ios/app/c-map-boating/id967289980/reviews)** | [3.3 (41 ratings)](https://appshunter.io/ios/app/aero-app/id1206560691/reviews) |
| Number of ratings | **2.4K** | 41 |
| Positive reviews | 51.0% of reviews | **62.5% of reviews** |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | **Every 6 weeks** | Every 3 months |
| Monetization | Free with in-app purchases | **Free** |
| Best chart rank | **#105** | — |
| Size | 169 MB | 129 MB |
| Requires iOS | **15.1** | 18.0 |
| Devices | **iPhone, iPad, iPod** | iPad |
| Age rating | 4+ | 9+ |
| Developer | [Navico Norway AS](https://appshunter.io/developer/842162153) | [National Geospatial-Intelligence Agency](https://appshunter.io/developer/935822508) |

## What reviewers say

### C

[App page](https://appshunter.io/ios/app/c-map-boating/id967289980)

**Currently charting:** #105 Top Grossing · Navigation (US App Store)

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.

**Highlights:** Free chart viewer, Autorouting, Personal waypoints, Track recording, Marine weather forecasts, Offline map downloads, High-resolution bathymetry

**Features:** Vision Pro support

**In-app purchases (10)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Embark Advanced Weather | $1.99 | per month |
| Embark Offline Maps USA | $2.49 | per month |
| Annual Subscription | $14.99 | per year |
| Annual subscription | $14.99 | per year |
| Region | $18.99 | per year |
| North America | $23.49 | per year |
| Maps Lakes South East USA | $25.99 | per year |
| Annual Subscription | $29.99 | per year |
| Caribbean | $32.99 | per year |
| Maps USA East Coast & Bahamas | $39.99 | per year |

**What reviewers like**

- 🚀 Accurate maps and charts
- 👍 Easy to use and intuitive
- 📍 Helpful for planning trips and routes
- 🛳️ Useful for both professionals and beginners
- ⚙️ Detailed features like shaded relief and weather info

**What reviewers complain about**

- 🐛 Frequent crashes and freezes
- ⚠️ Unreliable GPS tracking and location updates
- 🔌 Offline maps and features not working as expected
- 🤔 Confusing or missing functionality (e.g. route editing)
- 💸 Expensive subscription, not worth the cost

**Reported bugs**

- 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**

- Add mast height/clearance feature
- Improve AIS integration and functionality
- Allow more customization of map views and data
- Provide better customer support and communication


### Aero App

[App page](https://appshunter.io/ios/app/aero-app/id1206560691)

This app provides flight crews with essential aeronautical publications and data for mission execution. It enhances situational awareness and navigation safety with access to global airfield information, flight planning tools, and real-time traffic and weather data.

**Highlights:** Digital Aeronautical Flight Information, Georeferenced Airport Diagrams, Instrument Approach Procedures, Integrated E6B flight computer, Moving Map with navigational overlays, Real-time traffic and weather data

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is C free?

C is free to download, with in-app purchases available.

### Is Aero App free?

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

### Which has better reviews, C or Aero App?

C is rated higher. C averages 4.5 out of 5 from 2.4K ratings, while Aero App averages 3.3 from 41 ratings.

### Do C or Aero App have ads?

Neither C nor Aero App shows ads.

### Which is updated more often, C or Aero App?

C ships an update every 6 weeks, and Aero App every 3 months. Most recently, C was updated on October 26, 2026 and Aero App on October 24, 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.*