# Chicago Subway map vs Flying

The clearest difference is in-app purchases: Chicago Subway map at none against Flying's 3. Chicago Subway map also leads on iOS requirement (16.0 vs 26.0). Flying's advantage is update cadence (every 4 days vs every 17 months). On price, ads and device support there is nothing between them.

Both are free to download. Flying sells 3 in-app purchases, starting at $4.99 per 7 days. Chicago Subway map asks for nothing beyond the download.

Chicago Subway map ships an update every 17 months, Flying every 4 days. The most recent releases landed on October 25, 2026 and October 29, 2026 respectively.

## The numbers

| Metric | Chicago Subway map | Flying |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (7 ratings)](https://appshunter.io/ios/app/flying-flight-tracker/id6765922336/reviews)** |
| Number of ratings | — | **7** |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 17 months | **Every 4 days** |
| Monetization | — | Freemium |
| Size | 37 MB | 92 MB |
| Requires iOS | **16.0** | 26.0 |
| Devices | iPhone, iPad | **iPhone, iPad, Mac** |
| Age rating | 4+ | 4+ |
| Developer | [Yaroslav Mykolaienko](https://appshunter.io/developer/1711921558) | [Stratos Explorations, LLC](https://appshunter.io/developer/1896127586) |

## What reviewers say

### Chicago Subway map

[App page](https://appshunter.io/ios/app/chicago-subway-map/id6475643808)

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

**In-app purchases:** none


### Flying

[App page](https://appshunter.io/ios/app/flying-flight-tracker/id6765922336)

Track flights in real-time, receive timely updates on delays and cancellations, and manage all your journeys in one place. Share your travel plans with loved ones and build a personal history of your flights and destinations.

**Highlights:** Real-time flight tracking, Delay and cancellation alerts, Airport information, Personal flight history, Share flight details, Travel statistics

**Features:** Vision Pro support, iPhone Duo support

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Flying Pro Weekly | $4.99 | per 7 days |
| Flying Pro Annual | $59.99 | per year |
| Flying Pro Friends | $119.99 | per year |


## Frequently asked questions

### Is Chicago Subway map free?

Chicago Subway map is free to download, with no in-app purchases.

### Is Flying free?

Flying is free to download, with in-app purchases available.

### Do Chicago Subway map or Flying have ads?

Neither Chicago Subway map nor Flying shows ads.

### Which is updated more often, Chicago Subway map or Flying?

Chicago Subway map ships an update every 17 months, and Flying every 4 days. Most recently, Chicago Subway map was updated on October 25, 2026 and Flying on October 29, 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.*