# EMB 145 Training Guide Lite vs AuthYou!

The clearest difference is update cadence: AuthYou! at every 4 weeks against EMB 145 Training Guide Lite's every 10 months. AuthYou! also leads on iOS requirement (11.0 vs 15.0). 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.

EMB 145 Training Guide Lite ships an update every 10 months, AuthYou! every 4 weeks. The most recent releases landed on November 3, 2026 and November 7, 2026 respectively.

## The numbers

| Metric | EMB 145 Training Guide Lite | AuthYou! |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.3 (3 ratings)](https://appshunter.io/ios/app/emb-145-training-guide-lite/id1497249617/reviews)** | — |
| Number of ratings | **3** | — |
| Positive reviews | 0.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 10 months | **Every 4 weeks** |
| Monetization | Free | — |
| Size | 178 MB | 34 MB |
| Requires iOS | 15.0 | **11.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Jorge Gonzalez Galvan](https://appshunter.io/developer/915982572) | [Giovanni Candotti](https://appshunter.io/developer/1330661169) |

## What reviewers say

### EMB 145 Training Guide Lite

[App page](https://appshunter.io/ios/app/emb-145-training-guide-lite/id1497249617)

This app provides a comprehensive question-and-answer guide for the EMB-145 airplane, covering all its systems. It includes thousands of questions with detailed explanations, images, and fast search tools for abbreviations and messages. It also features a unit converter and dark mode.

**Highlights:** Extensive Q&A on EMB-145 systems, Detailed answer explanations, High-definition images of panels and components, Fast search for abbreviations and EICAS messages, Virtual interactive panel with component explanations, Unit fast converter, Dark mode support

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

**In-app purchases:** none


### AuthYou!

[App page](https://appshunter.io/ios/app/authyou/id1563530365)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is EMB 145 Training Guide Lite free?

EMB 145 Training Guide Lite is free to download, with no in-app purchases.

### Is AuthYou! free?

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

### Do EMB 145 Training Guide Lite or AuthYou! have ads?

Neither EMB 145 Training Guide Lite nor AuthYou! shows ads.

### Which is updated more often, EMB 145 Training Guide Lite or AuthYou!?

EMB 145 Training Guide Lite ships an update every 10 months, and AuthYou! every 4 weeks. Most recently, EMB 145 Training Guide Lite was updated on November 3, 2026 and AuthYou! on November 7, 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.*