# flySEA vs HarborFLEX

The clearest difference is update cadence: HarborFLEX at every 6 weeks against flySEA's every 3 months. HarborFLEX also leads on iOS requirement (15.0 vs 18.0). 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.

flySEA ships an update every 3 months, HarborFLEX every 6 weeks. The most recent releases landed on October 14, 2026 and October 6, 2026 respectively.

## The numbers

| Metric | flySEA | HarborFLEX |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[2.6 (157 ratings)](https://appshunter.io/ios/app/flysea/id1171249740/reviews)** | — |
| Number of ratings | **157** | — |
| Positive reviews | 8.4% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 3 months | **Every 6 weeks** |
| Monetization | Free | — |
| Size | 62 MB | 134 MB |
| Requires iOS | 18.0 | **15.0** |
| Devices | iPhone | **iPhone, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Port of Seattle](https://appshunter.io/developer/1171249739) | [Via Transportation, Inc.](https://appshunter.io/developer/657777018) |

## What reviewers say

### flySEA

[App page](https://appshunter.io/ios/app/flysea/id1171249740)

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.

**Highlights:** TSA security checkpoint wait times, Parking spot reminder, Airport directory and map, Explore amenities, Find your flight and gate, Ground transportation information

**Features:** macOS Compatibility, Apple Wallet

**In-app purchases:** none

**What reviewers like**

- 🗺️ 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

**What reviewers complain about**

- 🐛 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

**Reported bugs**

- 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

**Requested features**

- 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


### HarborFLEX

[App page](https://appshunter.io/ios/app/harborflex/id6739000670)

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

**In-app purchases:** none


## Frequently asked questions

### Is flySEA free?

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

### Is HarborFLEX free?

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

### Do flySEA or HarborFLEX have ads?

Neither flySEA nor HarborFLEX shows ads.

### Which is updated more often, flySEA or HarborFLEX?

flySEA ships an update every 3 months, and HarborFLEX every 6 weeks. Most recently, flySEA was updated on October 14, 2026 and HarborFLEX on October 6, 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.*