# AutoDens vs Metar

The clearest difference is price: AutoDens at Free against Metar's $5.99. AutoDens also leads on review sentiment (89% vs 77%) and iOS requirement (7.1 vs 15.1). Metar's advantage is in-app purchases (none vs 1) and update cadence (monthly vs every 15 months). On rating, ads and device support there is nothing between them.

AutoDens is free to download; Metar costs $5.99 up front. AutoDens sells 1 one-off in-app purchase. Metar asks for nothing beyond the download.

On the App Store both sit at effectively the same score — 4.8 for AutoDens against 4.8 for Metar. Both are backed by a comparable volume of ratings — 185 and 583 respectively. Written reviews are what separate them: 89% of AutoDens's written reviews are positive against 77% of Metar's.

AutoDens ships an update every 15 months, Metar monthly. The most recent releases landed on October 29, 2026 and October 30, 2026 respectively.

## The numbers

| Metric | AutoDens | Metar |
| --- | --- | --- |
| Price | **Free** | $5.99 |
| Rating | [4.8 (185 ratings)](https://appshunter.io/ios/app/autodens/id560993349/reviews) | **[4.8 (583 ratings)](https://appshunter.io/ios/app/metar-taf/id1608949422/reviews)** |
| Number of ratings | 185 | **583** |
| Positive reviews | **89.5% of reviews** | 77.1% of reviews |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 15 months | **Monthly** |
| Monetization | Free with in-app purchases | **Free** |
| Best chart rank | — | **#22** |
| Size | 14 MB | 41 MB |
| Requires iOS | **7.1** | 15.1 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Optobyte AG](https://appshunter.io/developer/359670371) | [Eveline van den Boom](https://appshunter.io/developer/1603980774) |

## What reviewers say

### AutoDens

[App page](https://appshunter.io/ios/app/autodens/id560993349)

This app automatically calculates air density, relative humidity, and air pressure using real-time internet data. It provides essential meteorological information for engines and aircraft, including location, temperature, and dewpoint.

**Highlights:** Automatic, airport, and manual modes, Real-time location and weather data, METAR data from nearest airports, Calculates density altitude and pressure altitude, Supports custom units, Extensive airport database

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Remove Ads | $0.99 | one-time |

**What reviewers like**

- 🚀 Fast and efficient calculations
- 👍 Easy to use interface
- ✅ Accurate and reliable
- 💡 Useful for flight preparation
- 👍 Great for pilots

**What reviewers complain about**

- 🐛 Outdated information
- 🐛 Inconsistent pressure altitude readings
- 🐛 Zeros elevation automatically
- 🐛 Ads cannot be removed despite purchase
- 🐛 Automatic pressure incorrect

**Reported bugs**

- Outdated identifier (K00V instead of KFLY)
- Inconsistent Pressure Altitude readings on different phones
- App zeros elevation every time
- Ads not removed after purchase
- Automatic pressure incorrect in automatic mode

**Requested features**

- Include a cloud base calculator
- Make app Android compatible
- Output deviation to international standard atmosphere
- Allow setting favorite airports
- Show calculation formulas


### Metar

[App page](https://appshunter.io/ios/app/metar-taf/id1608949422)

**Currently charting:** #22 Top Paid · Weather (US App Store)

This app visualizes aviation weather reports (METAR and TAF) for airports worldwide. It offers easy-to-understand metrics, weather symbols, crosswind calculations, and flight rule categories. Users can listen to decoded reports, track favorite stations, and view historical weather trends.

**Highlights:** Visualized METAR and TAF data, Weather symbols and flight rule categories, Crosswind calculations, Text-to-speech readout, Favorite station tracking, Interactive airport map, Weather trend graphs

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

**In-app purchases:** none

**What reviewers like**

- 👍 Easy to read and understand interface
- 📊 Clear visual representation of METAR/TAF data
- 🎯 Quick access to airport weather information
- ⚡ Fast and responsive app performance
- 💰 Reasonable pricing for the features offered

**What reviewers complain about**

- 🐛 Autocorrect issues with ICAO airport codes
- 🚫 Missing widget functionality (home screen)
- 📍 Incorrect airport data for some locations
- 🔐 Excessive verification prompts and login requirements
- 📊 Visual cloud base calculation error on iPad

**Reported bugs**

- Autocorrect adds unwanted spaces to airport codes
- Visual cloud base off by 2000 feet on iPad
- Screen goes black when searching for airports
- App badge cannot be cleared
- Browse Older Metars redirects to blank website

**Requested features**

- Home screen widget support
- Crosswind with gust information
- Runway alignment feature in app (not just web)
- Dewpoint and temperature meteogram graph
- Runway degree headings display


## Frequently asked questions

### Is AutoDens free?

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

### Is Metar free?

Metar costs $5.99, with no in-app purchases.

### Which has better reviews, AutoDens or Metar?

Metar is rated higher. AutoDens averages 4.8 out of 5 from 185 ratings, while Metar averages 4.8 from 583 ratings.

### Do AutoDens or Metar have ads?

Neither AutoDens nor Metar shows ads.

### Which is updated more often, AutoDens or Metar?

AutoDens ships an update every 15 months, and Metar monthly. Most recently, AutoDens was updated on October 29, 2026 and Metar on October 30, 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.*