flySEA vs WorldMark
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
flySEA
Navigate your airport experience with ease. Find the shortest security lines, locate dining and shopping, and discover amenities. Get real-time flight updates and ground transportation information to make your journey smooth.
- TSA security checkpoint wait times
- Parking spot reminder
- Airport directory and map
- Explore amenities
- Find your flight and gate
- Ground transportation information
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The Sea-Tac app will help you get to your gate calm, cool and collected! Whether you’re looking for the fastest TSA security checkpoint line, the closest dining options to your gate or the fastest transportation to get you to downtown Seattle, the Sea-Tac app can help. Take advantage of Sea-Tac’s free Wi-Fi and download the official Sea-Tac Airport app for terminal maps, flight information and transportation tips. Features: * TSA security checkpoint wait times: Find the most convenient line with up-to-date wait time information * Parking spot reminder: Snap a photo of your parking spot to skip post-flight wandering * Shopping, dining and relaxing: Look at the airport directory and map to see all of our dining and retail options throughout the airport * Explore our amenities: Get the most comfortable visit with our water bottle filling stations, nursing suites, pet relief areas, cell phone charging stations, children’s play area and more * Find your flight: Enter your flight number to get your gate location and alert notifications * Ground transportation: Find information on airporters, courtesy shuttles, limos, public transit (buses or Link light rail), rental cars, taxis, app-based rideshare (Lyft, Uber, Wingz) and more
WorldMark
Discover and book over 90 resorts across North America and Fiji. Manage your vacation ownership, track credits, and access exclusive owner offers. Plan your next getaway with detailed resort information and mobile booking capabilities.
- Browse and book WorldMark resorts
- Manage ownership details
- Track vacation credits
- View resort photos and amenities
- Access exclusive owner offers
- Save favorite resorts
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It’s time to turn every trip into a treasure hunt for wonder — with the WorldMark App. Browse and book 90+ WorldMark resorts across the United States, Canada, Mexico, and Fiji. Plus, manage your ownership details and keep track of your credits right in the palm of your hand. The WorldMark app has everything you need to plan, book, and manage your vacation ownership on the go, so you can focus on uncovering all of the best travel moments. Key app features: - Explore resorts: Browse the collection of WorldMark properties, complete with photos, reviews, and amenity details. - Enjoy mobile booking: Secure your stay in just a few steps. Easily manage reservations and credits, so you're always in control of your vacation plans. - Manage your ownership: Review your ownership details and stay informed on important account information. - Get exclusive owner offers: Access special credit discounts, upgrades, and offers to enhance your adventures. - Save your favorite resorts: Not ready to book? Save properties for whenever you’re ready to wander.
Screenshots
Verdict
The clearest difference is review sentiment: WorldMark at 87% against flySEA's 8%. WorldMark also leads on rating (4.6 vs 2.6) and update cadence (monthly vs every 3 months). flySEA's advantage is ads (none vs shown) and monetization model (free vs free with in-app purchases). On price, ratings volume, in-app purchases and device support 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.
WorldMark holds the better App Store score, 4.6 against 2.6. Both are backed by a comparable volume of ratings — 157 and 280 respectively. Written reviews point the same way: 8% of flySEA's written reviews are positive against 87% of WorldMark's.
flySEA ships an update every 3 months, WorldMark monthly. The most recent releases landed on October 14, 2026 and October 17, 2026 respectively.
| Parameter | flySEA | WorldMark |
|---|---|---|
| Price | Free | Free |
| Rating | 2.6 (157 ratings) | 4.6 (280 ratings) — better |
| Positive reviews | 8.4% of reviews | 87.1% of reviews — better |
| Number of ratings | 157 | 280 — better |
| Update frequency | Every 3 months | Monthly — better |
| Ads | No — better | Yes |
| In-app purchases | No | No |
| Monetization | Free — better | Free with in-app purchases |
| Devices | iPhone | iPhone |
| Requires iOS | 18.0 | 17.0 — better |
| Further details — not scored | ||
| Size | 62 MB | 157 MB |
| Age rating | 4+ | 4+ |
| Developer | Port of Seattle | Travel + Leisure Resort Development, Inc. |
Customer experience
flySEA
WorldMark
User reviews
flySEA
From 157 App Store ratingsWhat we love
- 🗺️ Helpful wayfinding and navigation between gates
- ✈️ Flight status and delay notifications
- 🎯 Gate and concourse location information
- 🍽️ Restaurant and dining location finder
- 📍 Interactive airport map with directions
Room to improve
- 🐛 Security wait times broken for months
- ❌ Inaccurate wait time reporting
- 🗺️ Poor map functionality and confusing layout
- 🔄 Inconsistent and unreliable performance
- 📱 Frequent app crashes and glitches
WorldMark
From 280 App Store ratingsWhat we love
- 🚀 Easy to use
- 👍 Convenient booking process
- 👍 Improved over website
- 🚀 Quick and efficient
Room to improve
- 🔍 Limited search functionality
- 🔍 Lack of detailed room information
Bugs and requests
flySEA
Reported bugs
13 issues- Security wait times not displaying or updating
- App crashes when selecting retail shops
- Flight search returns 'Not Found' errors
- Map resets zoom level unexpectedly
- Blank white screens on multiple tabs
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- Flight information tabs non-functional
- Unresponsive refresh button
- Incorrect gate and terminal information
- Persistent flight alerts despite disabling
- Notification toggle not working
- Crashes with iOS 12 and iPhone X
- Clunky navigation requiring excessive taps
- Incorrect parking rate information
Requested features
12 requests- Direct turn-by-turn navigation between specific gates
- TSA PreCheck checkpoint identification on map
- Multiple location viewing on single map
- Real-time train and light rail status
- Traffic and parking lot availability information
Show 7 moreShow fewer
- Centralized dining hours display with filtering
- Web-based security wait times access
- International flight departure information
- Searchable location finder on map
- Pet relief area locations
- Flight number and destination search functionality
- Accurate travel time estimates between locations
WorldMark
Reported bugs
2 issues- Buggy and glitchy website
- Slow or offline website
Requested features
3 requests- More granular search options
- Dedicated iPad app version
- Ability to save search preferences
In-app purchases
flySEA
No in-app purchases
WorldMark
No in-app purchases









