# ADF + RMI Trainer vs Ja lma

The clearest difference is rating: ADF + RMI Trainer at 4.9 against Ja lma's 1.0. ADF + RMI Trainer also leads on ratings volume (110 vs 1). Ja lma's advantage is iOS requirement (15.0 vs 18.6). On price, update cadence, ads 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.

ADF + RMI Trainer holds the better App Store score, 4.9 against 1.0. That said, the two scores are not equally well evidenced: ADF + RMI Trainer has 110 ratings behind it against 1, so its average is the more settled of the two.

ADF + RMI Trainer ships an update every 4 months, Ja lma every 6 months. The most recent releases landed on October 23, 2026 and October 28, 2026 respectively.

## The numbers

| Metric | ADF + RMI Trainer | Ja lma |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.9 (110 ratings)](https://appshunter.io/ios/app/adf-plus-rmi-trainer-ifr-pilot/id674942534/reviews)** | [1.0 (1 ratings)](https://appshunter.io/ios/app/ja-lma/id6740281113/reviews) |
| Number of ratings | **110** | 1 |
| Positive reviews | 71.4% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 4 months** | Every 6 months |
| Monetization | Free | Free |
| Size | 152 MB | 20 MB |
| Requires iOS | 18.6 | **15.0** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 17+ |
| Developer | [Flygo-Aviation Ltd](https://appshunter.io/developer/550770776) | [Said DALI YOUCEF](https://appshunter.io/developer/1704148198) |

## What reviewers say

### ADF + RMI Trainer

[App page](https://appshunter.io/ios/app/adf-plus-rmi-trainer-ifr-pilot/id674942534)

This app provides interactive lessons and simulations for instrument flight students and instructors to master ADF and RMI radio navigation skills. It helps users learn to read indications, track bearings, and apply IFR procedures with confidence through step-by-step guidance and instant feedback.

**Highlights:** Interactive lessons for core skills, IFR exercises for practical application, ADF/RMI simulator, Step-by-step guidance, Instant feedback

**Features:** Vision Pro support

**In-app purchases:** none


### Ja lma

[App page](https://appshunter.io/ios/app/ja-lma/id6740281113)

This app provides real-time updates on water availability for residents of specific regions. It helps users track current supply and view historical water pressure data to plan consumption effectively, especially for upper floors.

**Highlights:** Real-time water availability status, Historical water pressure graphs, Instant supply interruption alerts, Data from local sensors, Automatic, regular updates

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

**In-app purchases:** none


## Frequently asked questions

### Is ADF + RMI Trainer free?

ADF + RMI Trainer is free to download, with no in-app purchases.

### Is Ja lma free?

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

### Which has better reviews, ADF + RMI Trainer or Ja lma?

ADF + RMI Trainer is rated higher. ADF + RMI Trainer averages 4.9 out of 5 from 110 ratings, while Ja lma averages 1.0 from 1 ratings.

### Do ADF + RMI Trainer or Ja lma have ads?

Neither ADF + RMI Trainer nor Ja lma shows ads.

### Which is updated more often, ADF + RMI Trainer or Ja lma?

ADF + RMI Trainer ships an update every 4 months, and Ja lma every 6 months. Most recently, ADF + RMI Trainer was updated on October 23, 2026 and Ja lma on October 28, 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.*