FlyAcross vs E100/SOSMex
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
FlyAcross
Book flights and discover ferry and charter options conveniently and quickly. Receive notifications for your favorite destinations and enjoy a unique travel experience.
- Flight booking
- Ferry flight options
- Charter flight requests
- Flight notifications
- Convenient and fast booking
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Book your flights in the most convenient, safe, and fast way with our Fly Across app. Discover all our Ferry flight options and create your own Charter flight requests—everything right at your fingertips. Receive flight notifications for your favorite destinations and enjoy a unique experience with Fly Across.
E100/SOSMex
This app provides an emergency alert button for immediate assistance from the security office when you are in danger. It ensures a swift response to critical situations.
- Emergency alert button
- Immediate security response
- Supports iPhone and Apple Watch
- Free to download
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E100/SOSMex es una aplicación con botón de alerta para apoyarte en casos de emergencia y permitir una respuesta inmediata de la Oficina de seguridad en caso de que te encuentres en peligro.
Screenshots
Verdict
The clearest difference is rating: E100/SOSMex at 5.0 against FlyAcross's 3.8. On price, ratings volume, update cadence and ads there is nothing between them.
Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS
Both are free to download. Neither carries in-app purchases, so what you see is what you pay.
E100/SOSMex holds the better App Store score, 5.0 against 3.8. Both are backed by a comparable volume of ratings — 4 and 4 respectively.
FlyAcross ships an update every 3 months, E100/SOSMex every 2 months. The most recent releases landed on September 26, 2026 and October 1, 2026 respectively.
| Parameter | FlyAcross | E100/SOSMex |
|---|---|---|
| Price | Free | Free |
| Rating | 3.8 (4 ratings) | 5.0 (4 ratings) — better |
| Positive reviews | 100.0% of reviews | — |
| Number of ratings | 4 | 4 |
| Update frequency | Every 3 months | Every 2 months — better |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | Free |
| Devices | iPhone, iPad, iPod — better | iPhone, Apple Watch |
| Requires iOS | 15.6 — better | 16.6 |
| Further details — not scored | ||
| Size | 36 MB | 83 MB |
| Age rating | 4+ | 17+ |
| Developer | Servicios Aereos Across S.A de C.V. | Kizara Labs, S.A.S. de C.V. |
Customer experience
FlyAcross
E100/SOSMex
In-app purchases
FlyAcross
No in-app purchases
E100/SOSMex
No in-app purchases
Questions
Is FlyAcross free?
Is E100/SOSMex free?
Which has better reviews, FlyAcross or E100/SOSMex?
Do FlyAcross or E100/SOSMex have ads?
Which is updated more often, FlyAcross or E100/SOSMex?
Other comparisons
