AVIOBOOK CONNECT X vs Acron ETHOS EU
Price, ratings, monetisation and update history for both apps, side by side β with what reviewers say about each.
AVIOBOOK CONNECT X
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AVIOBOOK CONNECT is a role-based communication solution for airlines. It enhances situational awareness, breaks down silos, and increases operational efficiency. AVIOBOOK CONNECT is an intuitive, smart, and integrated solution. INTUITIVE . Consistent and user-friendly GUI . Easy touchscreen navigation SMART . Quick access to the right information . Automatic creation of flight rooms based on scheduling . Automatic sync of granular permissions INTEGRATED . Seamless integration with back-office systems via AVIOBOOK BASE means users are automatically synchronized, and system messages provide up-to-date information.
Acron ETHOS EU
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The Acron ETHOS EU (European server) app provides a convenient platform that allows users to run courseware and other eLearning applications hosted on the Acron Learning Management System. It is designed for the aviation training industry. This app requires a user account given to end-users currently affiliated with an Acron ETHOS contract training partner. The Acron ETHOS EU app should be used by customers whose training accounts are based on our European server. Please contact your airline training department or flight school for confirmation and download instructions.
Screenshots
Verdict
The clearest difference is update cadence: AVIOBOOK CONNECT X at every 2 months against Acron ETHOS EU's every 6 months. Acron ETHOS EU's advantage is iOS requirement (15.6 vs 17.0). On price, ads, in-app purchases and device support there is nothing between them.
Scored on Price Β· Rating Β· Positive reviews Β· Number of ratings Β· Update frequency Β· Ads Β· In-app purchases Β· Monetization Β· Best chart rank Β· Devices Β· Requires iOS
Both are free to download. Neither carries in-app purchases, so what you see is what you pay.
AVIOBOOK CONNECT X ships an update every 2 months, Acron ETHOS EU every 6 months. Both last shipped on October 30, 2026.
| Parameter | AVIOBOOK CONNECT X | Acron ETHOS EU |
|---|---|---|
| Price | Free | Free |
| Update frequency | Every 2 months β better | Every 6 months |
| Ads | No | No |
| In-app purchases | No | No |
| Devices | iPhone, iPad β better | iPad |
| Requires iOS | 17.0 | 15.6 β better |
| Further details β not scored | ||
| Size | 45 MB | 13 MB |
| Age rating | 4+ | 4+ |
| Developer | AvioVision | Aerosim |
In-app purchases
AVIOBOOK CONNECT X
No in-app purchases
Acron ETHOS EU
No in-app purchases






