# fDeck vs FlySafe! ObstacleDetect

The clearest difference is monetization model: fDeck at free with in-app purchases against FlySafe! ObstacleDetect's subscription. FlySafe! ObstacleDetect's advantage is review sentiment (100% vs 90%). On price, update cadence, ads and in-app purchases there is nothing between them.

Both are free to download. fDeck sells 3 in-app purchases, starting at $1.99 per month and FlySafe! ObstacleDetect sells 3 in-app purchases, starting at $4.99 per month. Whichever you choose, the download price is not the number that matters.

fDeck ships an update every 3 weeks, FlySafe! ObstacleDetect every 4 weeks. The most recent releases landed on September 23, 2026 and June 1, 2026 respectively.

## The numbers

| Metric | fDeck | FlySafe! ObstacleDetect |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.8 (328 ratings)](https://appshunter.io/ios/app/fdeck-flight-instruments/id1265762347/reviews)** | — |
| Number of ratings | **328** | — |
| Positive reviews | 90.0% of reviews | **100.0% of reviews** |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | **Every 3 weeks** | Every 4 weeks |
| Monetization | **Free with in-app purchases** | Subscription |
| Size | 137 MB | 67 MB |
| Requires iOS | 16.0 | **15.0** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Darren Yeates](https://appshunter.io/developer/1265762346) | [Daniele Tona](https://appshunter.io/developer/1094664233) |

## What reviewers say

### fDeck

[App page](https://appshunter.io/ios/app/fdeck-flight-instruments/id1265762347)

This app provides a comprehensive flight deck with realistic instruments for aviation enthusiasts and pilots. It includes navigation tools, real-time weather, and traffic data, functioning as both a training aid and a supplementary instrument set.

**Highlights:** Realistic flight instruments (HSI, VOR, ADF, etc.), Interactive aviation moving map, Live weather and ADS-B traffic data, Radio navigation training simulation, Worldwide aviation database, X-Plane flight simulator integration

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| fDeck monthly lounge access | $1.99 | per month |
| fDeck annual lounge access | $14.99 | per year |
| fDeck lifetime lounge access | $29.99 | one-time |

**What reviewers like**

- 👍 Extremely easy to use and navigate
- 💡 Comprehensive aviation instruments (compass, altimeter, VSI, attitude indicator, ADF, VOR, HSI)
- 🎯 Useful for training, learning, and practice
- ✈️ Reliable backup instrument for real flights
- 🗺️ Integrated map and flight planning features

**What reviewers complain about**

- 📺 Intrusive ads in free version (full-screen, hard to close)
- 🔄 Compass and map pointer display inverted on some devices
- 🗺️ Map loading issues and missing sectional charts
- 🔌 X-Plane simulator connection glitchy and unreliable
- 📱 No iPad split-screen support

**Reported bugs**

- Compass inverted display
- Map pointer inverted
- VOR OBS reverse sensing (TO/FROM indication incorrect)
- Maps fail to load/display
- X-Plane simulator connection unreliable

**Requested features**

- Compass horizontal configuration support (180 degrees)
- CarPlay functionality for in-vehicle navigation
- EFIS version for advanced glass cockpit simulation
- Local NOTAM integration
- CAA airspace overlay for UK users


### FlySafe! ObstacleDetect

[App page](https://appshunter.io/ios/app/flysafe-obstacledetect/id6468930786)

This app provides real-time obstacle detection for flights, offering visual and acoustic alerts up to 30 seconds before potential collisions. It features a continuously updated database of hazards and allows users to contribute to its accuracy.

**Highlights:** Visual and acoustic obstacle alerts, Up to 30-second pre-impact warnings, Continuously updated obstacle database, Location sharing, Real-time flight graph, Flight recorder and data sharing

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Monthly subscription | $4.99 | per month |
| Quarterly subscription | $12.99 | per 3 months |
| Annual subscription | $44.99 | per year |


## Frequently asked questions

### Is fDeck free?

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

### Is FlySafe! ObstacleDetect free?

FlySafe! ObstacleDetect is free to download, with in-app purchases available.

### Do fDeck or FlySafe! ObstacleDetect have ads?

Neither fDeck nor FlySafe! ObstacleDetect shows ads.

### Which is updated more often, fDeck or FlySafe! ObstacleDetect?

fDeck ships an update every 3 weeks, and FlySafe! ObstacleDetect every 4 weeks. Most recently, fDeck was updated on September 23, 2026 and FlySafe! ObstacleDetect on June 1, 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.*