# FirstFIDS vs Acron ETHOS

The clearest difference is update cadence: Acron ETHOS at every 6 months against FirstFIDS's every 13 months. FirstFIDS's advantage is iOS requirement (13.0 vs 15.6). On price, ads, in-app purchases and device support there is nothing between them.

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

FirstFIDS ships an update every 13 months, Acron ETHOS every 6 months. The most recent releases landed on October 26, 2026 and October 19, 2026 respectively.

## The numbers

| Metric | FirstFIDS | Acron ETHOS |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (1 ratings)](https://appshunter.io/ios/app/acron-ethos/id6744337229/reviews)** |
| Number of ratings | — | **1** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 13 months | **Every 6 months** |
| Monetization | — | Free |
| Size | 6 MB | 12 MB |
| Requires iOS | **13.0** | 15.6 |
| Devices | iPad | iPad |
| Age rating | 4+ | 4+ |
| Developer | [Zafire Limited](https://appshunter.io/developer/426700532) | [Aerosim](https://appshunter.io/developer/491766443) |

## What reviewers say

### FirstFIDS

[App page](https://appshunter.io/ios/app/firstfids/id684817734)

**Features:** macOS Compatibility

**In-app purchases:** none


### Acron ETHOS

[App page](https://appshunter.io/ios/app/acron-ethos/id6744337229)

This app serves as a platform for aviation professionals to access eLearning courses hosted on the Acron Learning Management System. It requires an existing user account provided by an Acron ETHOS contract training partner.

**Highlights:** Access eLearning courses, Connects to Acron LMS, Designed for aviation training, Requires user account, For contract training partners

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is FirstFIDS free?

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

### Is Acron ETHOS free?

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

### Do FirstFIDS or Acron ETHOS have ads?

Neither FirstFIDS nor Acron ETHOS shows ads.

### Which is updated more often, FirstFIDS or Acron ETHOS?

FirstFIDS ships an update every 13 months, and Acron ETHOS every 6 months. Most recently, FirstFIDS was updated on October 26, 2026 and Acron ETHOS on October 19, 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.*