# Nav Trainer Pro vs Density Altitude +

The clearest difference is rating: Density Altitude + at 4.8 against Nav Trainer Pro's 3.9. Density Altitude + also leads on price ($3.99 vs $8.99) and ratings volume (1K vs 37). Nav Trainer Pro's advantage is iOS requirement (11.0 vs 13.0). On update cadence, ads, in-app purchases and chart position there is nothing between them.

Nav Trainer Pro costs $8.99 and Density Altitude + $3.99 up front. Neither carries in-app purchases, so what you see is what you pay.

Density Altitude + holds the better App Store score, 4.8 against 3.9. That said, the two scores are not equally well evidenced: Density Altitude + has 1K ratings behind it against 37, so its average is the more settled of the two. Written reviews point the same way: 72% of Nav Trainer Pro's written reviews are positive against 88% of Density Altitude +'s.

Nav Trainer Pro ships an update every 3 months, Density Altitude + every 4 months. Both last shipped on November 6, 2026.

## The numbers

| Metric | Nav Trainer Pro | Density Altitude + |
| --- | --- | --- |
| Price | $8.99 | **$3.99** |
| Rating | [3.9 (37 ratings)](https://appshunter.io/ios/app/nav-trainer-pro/id427480051/reviews) | **[4.8 (1K ratings)](https://appshunter.io/ios/app/density-altitude-plus/id994402197/reviews)** |
| Number of ratings | 37 | **1K** |
| Positive reviews | 72.4% of reviews | **87.5% of reviews** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 3 months** | Every 4 months |
| Monetization | Paid | **Free** |
| Best chart rank | #47 | **#41** |
| Size | 13 MB | 4 MB |
| Requires iOS | **11.0** | 13.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [FLEMINGER MEDIA LLC](https://appshunter.io/developer/427480054) | [Rate Of Climb Industries](https://appshunter.io/developer/528748185) |

## What reviewers say

### Nav Trainer Pro

[App page](https://appshunter.io/ios/app/nav-trainer-pro/id427480051)

**Currently charting:** #47 Top Paid · Navigation (US App Store)

Practice aviation navigational equipment on your mobile device. Simulates VOR, HSI, RMI, ADF, DME, and ILS navigation. Ideal for student pilots, instructors, and flight simulator enthusiasts to improve IFR orientation skills and situational awareness.

**Highlights:** Simulates VOR, HSI, RMI, ADF, DME, and ILS navigation, Dual navigation displays, VOR/NDB trainer screen, ILS trainer, DME visualization screen, Test mode for situational awareness, Drag and drop aircraft and nav fix

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

**In-app purchases:** none


### Density Altitude +

[App page](https://appshunter.io/ios/app/density-altitude-plus/id994402197)

**Currently charting:** #41 Top Paid · Navigation (US App Store)

This app calculates density altitude and other atmospheric data using location, GPS, and onboard sensors. It's accurate even without a cellular connection and useful for pilots, racers, and sports enthusiasts.

**Highlights:** Density Altitude calculation, Relative Air Density (RAD), Altimeter setting, Humidity calculations, GPS and barometer integration, Location search, Offline functionality

**Features:** Vision Pro support

**In-app purchases:** none

**What reviewers like**

- 🚀 Great app for simplicity and ease of use
- 🔒 No data collected from the app
- 👍 Accurate and consistent
- 👍 Excellent for car racing
- 👍 Provides increased satellite accuracy

**What reviewers complain about**

- 🐛 GPS elevation doesn't always update reliably
- 🔧 Can't manually change location

**Reported bugs**

- GPS elevation doesn't always update reliably
- No way to set altitude

**Requested features**

- Apple Watch Widget
- Barometric pressure
- Relative humidity for current location
- Ability to manually enter values


## Frequently asked questions

### Is Nav Trainer Pro free?

Nav Trainer Pro costs $8.99, with no in-app purchases.

### Is Density Altitude + free?

Density Altitude + costs $3.99, with no in-app purchases.

### Which has better reviews, Nav Trainer Pro or Density Altitude +?

Density Altitude + is rated higher. Nav Trainer Pro averages 3.9 out of 5 from 37 ratings, while Density Altitude + averages 4.8 from 1K ratings.

### Do Nav Trainer Pro or Density Altitude + have ads?

Neither Nav Trainer Pro nor Density Altitude + shows ads.

### Which is updated more often, Nav Trainer Pro or Density Altitude +?

Nav Trainer Pro ships an update every 3 months, and Density Altitude + every 4 months. Most recently, Nav Trainer Pro was updated on November 6, 2026 and Density Altitude + on November 6, 2026.

### Which is more popular, Nav Trainer Pro or Density Altitude +?

Nav Trainer Pro currently peaks at #47 in the App Store charts, and Density Altitude + at #41. Chart position reflects recent download velocity rather than total install base.

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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.*