# IFD Trainer vs Airspeed Converter

The clearest difference is ads: Airspeed Converter at none against IFD Trainer's shown. Airspeed Converter also leads on device support (3 vs 1). IFD Trainer's advantage is update cadence (every 2 months vs every 8 months). On price, in-app purchases and iOS requirement there is nothing between them.

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

IFD Trainer ships an update every 2 months, Airspeed Converter every 8 months. The most recent releases landed on September 9, 2026 and September 15, 2026 respectively.

## The numbers

| Metric | IFD Trainer | Airspeed Converter |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[3.0 (88 ratings)](https://appshunter.io/ios/app/ifd-trainer/id1170084784/reviews)** | — |
| Number of ratings | **88** | — |
| Positive reviews | 35.7% of reviews | — |
| In-app purchases | No | No |
| Ads | Yes | **No** |
| Update frequency | **Every 2 months** | Every 8 months |
| Monetization | Ad-supported | — |
| Size | 121 MB | 4 MB |
| Requires iOS | 13.0 | 13.0 |
| Devices | iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Avidyne](https://appshunter.io/developer/876452179) | [Brian Biswell](https://appshunter.io/developer/1125634374) |

## What reviewers say

### IFD Trainer

[App page](https://appshunter.io/ios/app/ifd-trainer/id1170084784)

This flight simulator offers a realistic environment to explore Avidyne's Flight Management Systems. It allows users to familiarize themselves with various IFD models, practice flight planning, and integrate with a companion app for a comprehensive home-based training experience.

**Highlights:** Realistic flight simulation environment, Explore Avidyne IFD models, Practice flight plan entry and changes, Integrate with IFD100 app, Access free demo navigation and map data, Use qualified Jeppesen data

**In-app purchases:** none

**What reviewers like**

- 👍 Great for learning IFD
- 👍 Excellent representation of IFD
- 👍 Useful for practice
- 👍 Familiarity builds competence
- 👍 Good for pre-flight planning

**What reviewers complain about**

- 🐛 Crashes frequently
- 🐛 Does not load correctly
- 🐛 Poor graphics
- 🐛 No databases
- 🐛 Difficult to use

**Reported bugs**

- Crashes on startup
- Crashes frequently
- Does not load correctly
- Poor graphics
- No databases

**Requested features**

- Android version availability
- PC version availability
- Altitude control on Mac
- Saving user-defined origin point
- Ability to use as IFD440


### Airspeed Converter

[App page](https://appshunter.io/ios/app/airspeed-converter/id1228504043)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is IFD Trainer free?

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

### Is Airspeed Converter free?

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

### Do IFD Trainer or Airspeed Converter have ads?

IFD Trainer shows ads; Airspeed Converter does not.

### Which is updated more often, IFD Trainer or Airspeed Converter?

IFD Trainer ships an update every 2 months, and Airspeed Converter every 8 months. Most recently, IFD Trainer was updated on September 9, 2026 and Airspeed Converter on September 15, 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.*