# IFD Trainer vs OBAP.

The clearest difference is rating: OBAP. at 5.0 against IFD Trainer's 3.0. OBAP. also leads on ads (none vs shown) and update cadence (every 5 days vs every 2 months). IFD Trainer's advantage is ratings volume (89 vs 1) and iOS requirement (13.0 vs 15.0). On price and in-app purchases there is nothing between them.

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

OBAP. holds the better App Store score, 5.0 against 3.0. That said, the two scores are not equally well evidenced: IFD Trainer has 89 ratings behind it against 1, so its average is the more settled of the two.

IFD Trainer ships an update every 2 months, OBAP. every 5 days. The most recent releases landed on November 2, 2026 and November 3, 2026 respectively.

## The numbers

| Metric | IFD Trainer | OBAP. |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [3.0 (89 ratings)](https://appshunter.io/ios/app/ifd-trainer/id1170084784/reviews) | **[5.0 (1 ratings)](https://appshunter.io/ios/app/obap/id1630556533/reviews)** |
| Number of ratings | **89** | 1 |
| Positive reviews | 35.1% of reviews | — |
| In-app purchases | No | No |
| Ads | Yes | **No** |
| Update frequency | Every 2 months | **Every 5 days** |
| Monetization | Ad-supported | **Free** |
| Size | 121 MB | 23 MB |
| Requires iOS | **13.0** | 15.0 |
| Devices | iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Avidyne](https://appshunter.io/developer/876452179) | [Omair Siddiqui](https://appshunter.io/developer/1235862469) |

## 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


### OBAP.

[App page](https://appshunter.io/ios/app/obap/id1630556533)

This app serves as a guide for an annual conference focused on professional development and community building. It helps attendees reconnect, renew their commitments, and restore in a supportive environment.

**Highlights:** Conference schedule, Networking opportunities, Professional development sessions, Community building, Event information

**In-app purchases:** none


## Frequently asked questions

### Is IFD Trainer free?

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

### Is OBAP. free?

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

### Which has better reviews, IFD Trainer or OBAP.?

OBAP. is rated higher. IFD Trainer averages 3.0 out of 5 from 89 ratings, while OBAP. averages 5.0 from 1 ratings.

### Do IFD Trainer or OBAP. have ads?

IFD Trainer shows ads; OBAP. does not.

### Which is updated more often, IFD Trainer or OBAP.?

IFD Trainer ships an update every 2 months, and OBAP. every 5 days. Most recently, IFD Trainer was updated on November 2, 2026 and OBAP. on November 3, 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.*