OASA vs Aegean Airlines
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
OASA
Get real-time bus information for Athens, including routes, schedules, and nearby stops. Navigate to stops using your preferred map app and receive important news updates via push notifications.
- Real-time bus tracking
- Nearby stop finder
- Route and schedule viewing
- Push notifications for news
- Two-language support
- Favorite lines and stops
- Apple Watch integration
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Information about routes and stops for urban transport (buses) in Athens, from the Athens Urban Transport Organization (OASA). NEW VERSION (1.2.5) with the following features and capabilities: * 2 language support (Greek & English). * Redesign of the entire UI for the best user experience. * View nearby stops on a map and list, depending on the user's geographic location (gps signal). As the user's location shifts, it automatically re-searches for nearby stops. * Directions to get to a stop by selecting a map application (Google/Apple Maps & Waze) to start navigation. * Access to the News with the possibility of searching and automatically informing the user with a notification (push notification) in case there is an important event / article (automated categorization / priority based on keywords). * List of main lines with the ability to view the route the bus crosses on a map. * Timetable / Daily schedule for each line * Real time update with buses running the selected route / selected line on the map (automatic update). * View stop arrival information in real time. * View vehicle arrival times for each stop. * View a list of route stops with colors for the start / end stop * Best route * Save favorite lines and stops, sync to iCloud * See your favorite stop arrivals from your apple watch Please note that the app requires internet access (via wifi or mobile data) to work and works best with location service enabled. For bug / error reporting, please don't forget to mention your unique Installation ID, that you can find in Settings by pressing the button "Copy Technical Details"
Aegean Airlines
Manage your entire travel journey from booking flights to checking in and accessing your mobile boarding pass. Enhance your trip with extras like car rentals and airport transfers, and keep track of your loyalty program benefits.
- Book flights
- Add travel extras
- Manage bookings
- Mobile boarding pass
- Real-time flight updates
- Manage Miles+Bonus account
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The AEGEAN app guarantees a seamless and carefree travel experience! With all services such as: book a flight, add extras to your trip, manage your account, check-in, get your mobile boarding pass and receive real-time flight updates at your fingertips, travelling couldn't be easier. BOOK A FLIGHT Search and select flights for domestic and international routes. Find the lowest prices for your trip through the Low Fare Calendar or purchase AEGEAN pass to have multiple flights at a fixed price whenever you want. VIEW AND MODIFY YOUR BOOKING Review and enhance your flight with many options in a few steps. Last minute changes have never been easier, you can modify your trip any time according to your ticket conditions. And if you’re looking to enhance your travel experience book a transfer to or from the airport, rent a car, book a ferry or add flight related extras to your booking seamlessly (additional baggage, seat selection, fast track, Wi-Fi and much more). MANAGE YOUR MILES+BONUS ACCOUNT Discover the benefits of being a Miles+Bonus member! Receive notifications about your tier, available options to earn and spend miles with partners and use your personalized digital card right from the AEGEAN app. LANGUAGES Greek, English, German, French, Italian, Spanish, Russian, Romanian Aegean Official Accounts X: https://x.com/aegeanairlines Facebook: https://www.facebook.com/aegeanairlines Instagram: https://www.instagram.com/aegeanairlines YouTube: https://www.youtube.com/user/aegeanairlinesvideo LinkedIn: https://www.linkedin.com/company/aegean-airlines
Screenshots
Verdict
The clearest difference is rating: Aegean Airlines at 4.9 against OASA's 2.7. Aegean Airlines also leads on ratings volume (9.3K vs 3) and review sentiment (26% vs 14%). On price, update cadence, ads and in-app purchases 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.
Aegean Airlines holds the better App Store score, 4.9 against 2.7. That said, the two scores are not equally well evidenced: Aegean Airlines has 9.3K ratings behind it against 3, so its average is the more settled of the two. Written reviews point the same way: 14% of OASA's written reviews are positive against 26% of Aegean Airlines's.
OASA ships an update every 2 weeks, Aegean Airlines every 4 weeks. The most recent releases landed on September 18, 2026 and September 24, 2026 respectively.
| Parameter | OASA | Aegean Airlines |
|---|---|---|
| Price | Free | Free |
| Rating | 2.7 (3 ratings) | 4.9 (9.3K ratings) — better |
| Positive reviews | 13.8% of reviews | 26.2% of reviews — better |
| Number of ratings | 3 | 9.3K — better |
| Update frequency | Every 2 weeks — better | Every 4 weeks |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | Free |
| Devices | iPhone, iPad, Apple Watch | iPhone, iPad, iPod |
| Requires iOS | 17.5 | 15.0 — better |
| Further details — not scored | ||
| Size | 35 MB | 80 MB |
| Age rating | 4+ | 4+ |
| Developer | Advanced Transport Telematics S.A. | Aegean Airlines S.A. |
Customer experience
OASA
Aegean Airlines
Bugs and requests
OASA
Not enough reviews yet to summarise bugs or requests.
Aegean Airlines
Reported bugs
4 issues- App crashes during check-in
- Boarding pass disappearance
- Inability to search for flight destinations
- Compatibility issues with newer devices
Requested features
3 requests- Ability to add boarding passes to digital wallets
- Improved integration with loyalty programs
- Better customer support and communication channels
In-app purchases
OASA
No in-app purchases
Aegean Airlines
No in-app purchases









